Pin github.com/googleapis/gnostic to v0.4.0

See https://github.com/google/gnostic/pull/155
This commit is contained in:
TwinProduction 2020-12-25 02:40:39 -05:00
parent 83a5813daf
commit dea469d6fc
81 changed files with 8547 additions and 21524 deletions

6
go.mod
View File

@ -7,12 +7,12 @@ require (
github.com/go-logr/logr v0.3.0 // indirect
github.com/go-ping/ping v0.0.0-20201115131931-3300c582a663
github.com/google/gofuzz v1.2.0 // indirect
github.com/googleapis/gnostic v0.5.3 // indirect
github.com/imdario/mergo v0.3.11 // indirect
github.com/kr/pretty v0.2.0 // indirect
github.com/miekg/dns v1.1.35
github.com/prometheus/client_golang v1.9.0
golang.org/x/crypto v0.0.0-20201221181555-eec23a3978ad // indirect
golang.org/x/net v0.0.0-20201224014010-6772e930b67b
golang.org/x/net v0.0.0-20201224014010-6772e930b67b // indirect
golang.org/x/sys v0.0.0-20201223074533-0d417f636930 // indirect
golang.org/x/term v0.0.0-20201210144234-2321bbc49cbf // indirect
golang.org/x/time v0.0.0-20201208040808-7e3f01d25324 // indirect
@ -23,3 +23,5 @@ require (
)
replace k8s.io/client-go => k8s.io/client-go v0.19.6
replace github.com/googleapis/gnostic => github.com/googleapis/gnostic v0.4.0

10
go.sum
View File

@ -217,10 +217,8 @@ github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+
github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+vpHVxEJEs9eg=
github.com/googleapis/gax-go/v2 v2.0.5/go.mod h1:DWXyrwAJ9X0FpwwEdw+IPEYBICEFu5mhpdKc/us6bOk=
github.com/googleapis/gnostic v0.4.1 h1:DLJCy1n/vrD4HPjOvYcT8aYQXpPIzoRZONaYwyycI+I=
github.com/googleapis/gnostic v0.4.1/go.mod h1:LRhVm6pbyptWbWbuZ38d1eyptfvIytN3ir6b65WBswg=
github.com/googleapis/gnostic v0.5.3 h1:FP6YXyar5+eeXU8lBWDHJMZLHinornnILMJYBLgqKXk=
github.com/googleapis/gnostic v0.5.3/go.mod h1:TRWw1s4gxBGjSe301Dai3c7wXJAZy57+/6tawkOvqHQ=
github.com/googleapis/gnostic v0.4.0 h1:BXDUo8p/DaxC+4FJY/SSx3gvnx9C1VdHNgaUkiEL5mk=
github.com/googleapis/gnostic v0.4.0/go.mod h1:on+2t9HRStVgn95RSsFWFz+6Q0Snyqv1awfrALZdbtU=
github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
github.com/gorilla/context v1.1.1/go.mod h1:kBGZzfjB9CEq2AlWe17Uuf7NDRt0dE0s8S51q0aT7Yg=
github.com/gorilla/mux v1.6.2/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2zaAs=
@ -408,7 +406,6 @@ github.com/spf13/pflag v1.0.1 h1:aCvUg6QPl3ibpQUxyLkrEkCHtPqYJL4x9AuhqVqFis4=
github.com/spf13/pflag v1.0.1/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
github.com/stoewer/go-strcase v1.2.0/go.mod h1:IBiWB2sKIp3wVVQ3Y035++gc+knqhUQag1KpM8ahLw8=
github.com/streadway/amqp v0.0.0-20190404075320-75d898a42a94/go.mod h1:AZpEONHx3DKn8O/DFsRAY58/XVQiIPMTMB1SddzLXVw=
github.com/streadway/amqp v0.0.0-20190827072141-edfb9018d271/go.mod h1:AZpEONHx3DKn8O/DFsRAY58/XVQiIPMTMB1SddzLXVw=
github.com/streadway/handy v0.0.0-20190108123426-d5acb3125c2a/go.mod h1:qNTQ5P5JnDBl6z3cMAg/SywNDC5ABu5ApDIw6lUbRmI=
@ -744,7 +741,6 @@ google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6D
google.golang.org/genproto v0.0.0-20200804131852-c06518451d9c/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
google.golang.org/genproto v0.0.0-20200825200019-8632dd797987/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
google.golang.org/genproto v0.0.0-20200904004341-0bd0a958aa1d/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
google.golang.org/genproto v0.0.0-20201019141844-1ed22bb0c154/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
google.golang.org/genproto v0.0.0-20201109203340-2640f1f9cdfb/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
google.golang.org/genproto v0.0.0-20201201144952-b05cb90ed32e/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
google.golang.org/genproto v0.0.0-20201210142538-e3217bee35cc/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
@ -806,8 +802,6 @@ gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776 h1:tQIYjPdBoyREyB9XMu+nnTclpTYkz2zFM+lzLJFO4gQ=
gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
honnef.co/go/tools v0.0.0-20180728063816-88497007e858/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=

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@ -1,4 +1,4 @@
// Copyright 2020 Google LLC. All Rights Reserved.
// Copyright 2017 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
@ -41,9 +41,6 @@ option java_package = "org.openapi_v2";
// the future. 'GPB' is reserved for the protocol buffer implementation itself.
option objc_class_prefix = "OAS";
// The Go package name.
option go_package = "openapiv2;openapi_v2";
message AdditionalPropertiesItem {
oneof oneof {
Schema schema = 1;
@ -556,7 +553,7 @@ message Response {
repeated NamedAny vendor_extension = 5;
}
// One or more JSON representations for responses
// One or more JSON representations for parameters
message ResponseDefinitions {
repeated NamedResponse additional_properties = 1;
}

View File

@ -1,14 +1,16 @@
# OpenAPI v2 Protocol Buffer Models
This directory contains a Protocol Buffer-language model and related code for
supporting OpenAPI v2.
This directory contains a Protocol Buffer-language model
and related code for supporting OpenAPI v2.
Gnostic applications and plugins can use OpenAPIv2.proto to generate Protocol
Buffer support code for their preferred languages.
Gnostic applications and plugins can use OpenAPIv2.proto
to generate Protocol Buffer support code for their preferred languages.
OpenAPIv2.go is used by Gnostic to read JSON and YAML OpenAPI descriptions into
the Protocol Buffer-based datastructures generated from OpenAPIv2.proto.
OpenAPIv2.go is used by Gnostic to read JSON and YAML OpenAPI
descriptions into the Protocol Buffer-based datastructures
generated from OpenAPIv2.proto.
OpenAPIv2.proto and OpenAPIv2.go are generated by the Gnostic compiler
generator, and OpenAPIv2.pb.go is generated by protoc, the Protocol Buffer
compiler, and protoc-gen-go, the Protocol Buffer Go code generation plugin.
OpenAPIv2.proto and OpenAPIv2.go are generated by the Gnostic
compiler generator, and OpenAPIv2.pb.go is generated by
protoc, the Protocol Buffer compiler, and protoc-gen-go, the
Protocol Buffer Go code generation plugin.

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@ -1,41 +0,0 @@
// Copyright 2020 Google LLC. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package openapi_v2
import (
"github.com/googleapis/gnostic/compiler"
"gopkg.in/yaml.v3"
)
// ParseDocument reads an OpenAPI v2 description from a YAML/JSON representation.
func ParseDocument(b []byte) (*Document, error) {
info, err := compiler.ReadInfoFromBytes("", b)
if err != nil {
return nil, err
}
root := info.Content[0]
return NewDocument(root, compiler.NewContextWithExtensions("$root", root, nil, nil))
}
// YAMLValue produces a serialized YAML representation of the document.
func (d *Document) YAMLValue(comment string) ([]byte, error) {
rawInfo := d.ToRawInfo()
rawInfo = &yaml.Node{
Kind: yaml.DocumentNode,
Content: []*yaml.Node{rawInfo},
HeadComment: comment,
}
return yaml.Marshal(rawInfo)
}

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@ -203,7 +203,7 @@
"additionalProperties": {
"$ref": "#/definitions/response"
},
"description": "One or more JSON representations for responses"
"description": "One or more JSON representations for parameters"
},
"externalDocs": {
"type": "object",

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@ -1,4 +1,3 @@
# Compiler support code
This directory contains compiler support code used by Gnostic and Gnostic
extensions.
This directory contains compiler support code used by Gnostic and Gnostic extensions.

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@ -1,4 +1,4 @@
// Copyright 2017 Google LLC. All Rights Reserved.
// Copyright 2017 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
@ -14,36 +14,30 @@
package compiler
import (
yaml "gopkg.in/yaml.v3"
)
// Context contains state of the compiler as it traverses a document.
type Context struct {
Parent *Context
Name string
Node *yaml.Node
ExtensionHandlers *[]ExtensionHandler
}
// NewContextWithExtensions returns a new object representing the compiler state
func NewContextWithExtensions(name string, node *yaml.Node, parent *Context, extensionHandlers *[]ExtensionHandler) *Context {
return &Context{Name: name, Node: node, Parent: parent, ExtensionHandlers: extensionHandlers}
func NewContextWithExtensions(name string, parent *Context, extensionHandlers *[]ExtensionHandler) *Context {
return &Context{Name: name, Parent: parent, ExtensionHandlers: extensionHandlers}
}
// NewContext returns a new object representing the compiler state
func NewContext(name string, node *yaml.Node, parent *Context) *Context {
func NewContext(name string, parent *Context) *Context {
if parent != nil {
return &Context{Name: name, Node: node, Parent: parent, ExtensionHandlers: parent.ExtensionHandlers}
return &Context{Name: name, Parent: parent, ExtensionHandlers: parent.ExtensionHandlers}
}
return &Context{Name: name, Parent: parent, ExtensionHandlers: nil}
}
// Description returns a text description of the compiler state
func (context *Context) Description() string {
name := context.Name
if context.Parent != nil {
name = context.Parent.Description() + "." + name
return context.Parent.Description() + "." + context.Name
}
return name
return context.Name
}

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@ -1,4 +1,4 @@
// Copyright 2017 Google LLC. All Rights Reserved.
// Copyright 2017 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
@ -14,8 +14,6 @@
package compiler
import "fmt"
// Error represents compiler errors and their location in the document.
type Error struct {
Context *Context
@ -27,19 +25,12 @@ func NewError(context *Context, message string) *Error {
return &Error{Context: context, Message: message}
}
func (err *Error) locationDescription() string {
if err.Context.Node != nil {
return fmt.Sprintf("[%d,%d] %s", err.Context.Node.Line, err.Context.Node.Column, err.Context.Description())
}
return err.Context.Description()
}
// Error returns the string value of an Error.
func (err *Error) Error() string {
if err.Context == nil {
return err.Message
return "ERROR " + err.Message
}
return err.locationDescription() + " " + err.Message
return "ERROR " + err.Context.Description() + " " + err.Message
}
// ErrorGroup is a container for groups of Error values.

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@ -0,0 +1,101 @@
// Copyright 2017 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package compiler
import (
"bytes"
"fmt"
"os/exec"
"strings"
"errors"
"github.com/golang/protobuf/proto"
"github.com/golang/protobuf/ptypes/any"
ext_plugin "github.com/googleapis/gnostic/extensions"
yaml "gopkg.in/yaml.v2"
)
// ExtensionHandler describes a binary that is called by the compiler to handle specification extensions.
type ExtensionHandler struct {
Name string
}
// HandleExtension calls a binary extension handler.
func HandleExtension(context *Context, in interface{}, extensionName string) (bool, *any.Any, error) {
handled := false
var errFromPlugin error
var outFromPlugin *any.Any
if context != nil && context.ExtensionHandlers != nil && len(*(context.ExtensionHandlers)) != 0 {
for _, customAnyProtoGenerator := range *(context.ExtensionHandlers) {
outFromPlugin, errFromPlugin = customAnyProtoGenerator.handle(in, extensionName)
if outFromPlugin == nil {
continue
} else {
handled = true
break
}
}
}
return handled, outFromPlugin, errFromPlugin
}
func (extensionHandlers *ExtensionHandler) handle(in interface{}, extensionName string) (*any.Any, error) {
if extensionHandlers.Name != "" {
binary, _ := yaml.Marshal(in)
request := &ext_plugin.ExtensionHandlerRequest{}
version := &ext_plugin.Version{}
version.Major = 0
version.Minor = 1
version.Patch = 0
request.CompilerVersion = version
request.Wrapper = &ext_plugin.Wrapper{}
request.Wrapper.Version = "v2"
request.Wrapper.Yaml = string(binary)
request.Wrapper.ExtensionName = extensionName
requestBytes, _ := proto.Marshal(request)
cmd := exec.Command(extensionHandlers.Name)
cmd.Stdin = bytes.NewReader(requestBytes)
output, err := cmd.Output()
if err != nil {
fmt.Printf("Error: %+v\n", err)
return nil, err
}
response := &ext_plugin.ExtensionHandlerResponse{}
err = proto.Unmarshal(output, response)
if err != nil {
fmt.Printf("Error: %+v\n", err)
fmt.Printf("%s\n", string(output))
return nil, err
}
if !response.Handled {
return nil, nil
}
if len(response.Error) != 0 {
message := fmt.Sprintf("Errors when parsing: %+v for field %s by vendor extension handler %s. Details %+v", in, extensionName, extensionHandlers.Name, strings.Join(response.Error, ","))
return nil, errors.New(message)
}
return response.Value, nil
}
return nil, nil
}

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@ -1,85 +0,0 @@
// Copyright 2017 Google LLC. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package compiler
import (
"bytes"
"fmt"
"os/exec"
"strings"
"github.com/golang/protobuf/proto"
"github.com/golang/protobuf/ptypes/any"
extensions "github.com/googleapis/gnostic/extensions"
yaml "gopkg.in/yaml.v3"
)
// ExtensionHandler describes a binary that is called by the compiler to handle specification extensions.
type ExtensionHandler struct {
Name string
}
// CallExtension calls a binary extension handler.
func CallExtension(context *Context, in *yaml.Node, extensionName string) (handled bool, response *any.Any, err error) {
if context == nil || context.ExtensionHandlers == nil {
return false, nil, nil
}
handled = false
for _, handler := range *(context.ExtensionHandlers) {
response, err = handler.handle(in, extensionName)
if response == nil {
continue
} else {
handled = true
break
}
}
return handled, response, err
}
func (extensionHandlers *ExtensionHandler) handle(in *yaml.Node, extensionName string) (*any.Any, error) {
if extensionHandlers.Name != "" {
yamlData, _ := yaml.Marshal(in)
request := &extensions.ExtensionHandlerRequest{
CompilerVersion: &extensions.Version{
Major: 0,
Minor: 1,
Patch: 0,
},
Wrapper: &extensions.Wrapper{
Version: "unknown", // TODO: set this to the type/version of spec being parsed.
Yaml: string(yamlData),
ExtensionName: extensionName,
},
}
requestBytes, _ := proto.Marshal(request)
cmd := exec.Command(extensionHandlers.Name)
cmd.Stdin = bytes.NewReader(requestBytes)
output, err := cmd.Output()
if err != nil {
return nil, err
}
response := &extensions.ExtensionHandlerResponse{}
err = proto.Unmarshal(output, response)
if err != nil || !response.Handled {
return nil, err
}
if len(response.Errors) != 0 {
return nil, fmt.Errorf("Errors when parsing: %+v for field %s by vendor extension handler %s. Details %+v", in, extensionName, extensionHandlers.Name, strings.Join(response.Errors, ","))
}
return response.Value, nil
}
return nil, nil
}

View File

@ -1,4 +1,4 @@
// Copyright 2017 Google LLC. All Rights Reserved.
// Copyright 2017 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
@ -16,63 +16,56 @@ package compiler
import (
"fmt"
"gopkg.in/yaml.v2"
"regexp"
"sort"
"strconv"
"github.com/googleapis/gnostic/jsonschema"
"gopkg.in/yaml.v3"
)
// compiler helper functions, usually called from generated code
// UnpackMap gets a *yaml.Node if possible.
func UnpackMap(in *yaml.Node) (*yaml.Node, bool) {
if in == nil {
// UnpackMap gets a yaml.MapSlice if possible.
func UnpackMap(in interface{}) (yaml.MapSlice, bool) {
m, ok := in.(yaml.MapSlice)
if ok {
return m, true
}
// do we have an empty array?
a, ok := in.([]interface{})
if ok && len(a) == 0 {
// if so, return an empty map
return yaml.MapSlice{}, true
}
return nil, false
}
return in, true
}
// SortedKeysForMap returns the sorted keys of a yamlv2.MapSlice.
func SortedKeysForMap(m *yaml.Node) []string {
// SortedKeysForMap returns the sorted keys of a yaml.MapSlice.
func SortedKeysForMap(m yaml.MapSlice) []string {
keys := make([]string, 0)
if m.Kind == yaml.MappingNode {
for i := 0; i < len(m.Content); i += 2 {
keys = append(keys, m.Content[i].Value)
}
for _, item := range m {
keys = append(keys, item.Key.(string))
}
sort.Strings(keys)
return keys
}
// MapHasKey returns true if a yamlv2.MapSlice contains a specified key.
func MapHasKey(m *yaml.Node, key string) bool {
if m == nil {
return false
}
if m.Kind == yaml.MappingNode {
for i := 0; i < len(m.Content); i += 2 {
itemKey := m.Content[i].Value
if key == itemKey {
// MapHasKey returns true if a yaml.MapSlice contains a specified key.
func MapHasKey(m yaml.MapSlice, key string) bool {
for _, item := range m {
itemKey, ok := item.Key.(string)
if ok && key == itemKey {
return true
}
}
}
return false
}
// MapValueForKey gets the value of a map value for a specified key.
func MapValueForKey(m *yaml.Node, key string) *yaml.Node {
if m == nil {
return nil
}
if m.Kind == yaml.MappingNode {
for i := 0; i < len(m.Content); i += 2 {
itemKey := m.Content[i].Value
if key == itemKey {
return m.Content[i+1]
}
func MapValueForKey(m yaml.MapSlice, key string) interface{} {
for _, item := range m {
itemKey, ok := item.Key.(string)
if ok && key == itemKey {
return item.Value
}
}
return nil
@ -90,118 +83,8 @@ func ConvertInterfaceArrayToStringArray(interfaceArray []interface{}) []string {
return stringArray
}
// SequenceNodeForNode returns a node if it is a SequenceNode.
func SequenceNodeForNode(node *yaml.Node) (*yaml.Node, bool) {
if node.Kind != yaml.SequenceNode {
return nil, false
}
return node, true
}
// BoolForScalarNode returns the bool value of a node.
func BoolForScalarNode(node *yaml.Node) (bool, bool) {
if node == nil {
return false, false
}
if node.Kind == yaml.DocumentNode {
return BoolForScalarNode(node.Content[0])
}
if node.Kind != yaml.ScalarNode {
return false, false
}
if node.Tag != "!!bool" {
return false, false
}
v, err := strconv.ParseBool(node.Value)
if err != nil {
return false, false
}
return v, true
}
// IntForScalarNode returns the integer value of a node.
func IntForScalarNode(node *yaml.Node) (int64, bool) {
if node == nil {
return 0, false
}
if node.Kind == yaml.DocumentNode {
return IntForScalarNode(node.Content[0])
}
if node.Kind != yaml.ScalarNode {
return 0, false
}
if node.Tag != "!!int" {
return 0, false
}
v, err := strconv.ParseInt(node.Value, 10, 64)
if err != nil {
return 0, false
}
return v, true
}
// FloatForScalarNode returns the float value of a node.
func FloatForScalarNode(node *yaml.Node) (float64, bool) {
if node == nil {
return 0.0, false
}
if node.Kind == yaml.DocumentNode {
return FloatForScalarNode(node.Content[0])
}
if node.Kind != yaml.ScalarNode {
return 0.0, false
}
if (node.Tag != "!!int") && (node.Tag != "!!float") {
return 0.0, false
}
v, err := strconv.ParseFloat(node.Value, 64)
if err != nil {
return 0.0, false
}
return v, true
}
// StringForScalarNode returns the string value of a node.
func StringForScalarNode(node *yaml.Node) (string, bool) {
if node == nil {
return "", false
}
if node.Kind == yaml.DocumentNode {
return StringForScalarNode(node.Content[0])
}
switch node.Kind {
case yaml.ScalarNode:
switch node.Tag {
case "!!int":
return node.Value, true
case "!!str":
return node.Value, true
case "!!timestamp":
return node.Value, true
case "!!null":
return "", true
default:
return "", false
}
default:
return "", false
}
}
// StringArrayForSequenceNode converts a sequence node to an array of strings, if possible.
func StringArrayForSequenceNode(node *yaml.Node) []string {
stringArray := make([]string, 0)
for _, item := range node.Content {
v, ok := StringForScalarNode(item)
if ok {
stringArray = append(stringArray, v)
}
}
return stringArray
}
// MissingKeysInMap identifies which keys from a list of required keys are not in a map.
func MissingKeysInMap(m *yaml.Node, requiredKeys []string) []string {
func MissingKeysInMap(m yaml.MapSlice, requiredKeys []string) []string {
missingKeys := make([]string, 0)
for _, k := range requiredKeys {
if !MapHasKey(m, k) {
@ -212,13 +95,12 @@ func MissingKeysInMap(m *yaml.Node, requiredKeys []string) []string {
}
// InvalidKeysInMap returns keys in a map that don't match a list of allowed keys and patterns.
func InvalidKeysInMap(m *yaml.Node, allowedKeys []string, allowedPatterns []*regexp.Regexp) []string {
func InvalidKeysInMap(m yaml.MapSlice, allowedKeys []string, allowedPatterns []*regexp.Regexp) []string {
invalidKeys := make([]string, 0)
if m == nil || m.Kind != yaml.MappingNode {
return invalidKeys
}
for i := 0; i < len(m.Content); i += 2 {
key := m.Content[i].Value
for _, item := range m {
itemKey, ok := item.Key.(string)
if ok {
key := itemKey
found := false
// does the key match an allowed key?
for _, allowedKey := range allowedKeys {
@ -240,81 +122,37 @@ func InvalidKeysInMap(m *yaml.Node, allowedKeys []string, allowedPatterns []*reg
}
}
}
}
return invalidKeys
}
// NewNullNode creates a new Null node.
func NewNullNode() *yaml.Node {
node := &yaml.Node{
Kind: yaml.ScalarNode,
Tag: "!!null",
// DescribeMap describes a map (for debugging purposes).
func DescribeMap(in interface{}, indent string) string {
description := ""
m, ok := in.(map[string]interface{})
if ok {
keys := make([]string, 0)
for k := range m {
keys = append(keys, k)
}
return node
sort.Strings(keys)
for _, k := range keys {
v := m[k]
description += fmt.Sprintf("%s%s:\n", indent, k)
description += DescribeMap(v, indent+" ")
}
// NewMappingNode creates a new Mapping node.
func NewMappingNode() *yaml.Node {
return &yaml.Node{
Kind: yaml.MappingNode,
Content: make([]*yaml.Node, 0),
return description
}
a, ok := in.([]interface{})
if ok {
for i, v := range a {
description += fmt.Sprintf("%s%d:\n", indent, i)
description += DescribeMap(v, indent+" ")
}
// NewSequenceNode creates a new Sequence node.
func NewSequenceNode() *yaml.Node {
node := &yaml.Node{
Kind: yaml.SequenceNode,
Content: make([]*yaml.Node, 0),
}
return node
}
// NewScalarNodeForString creates a new node to hold a string.
func NewScalarNodeForString(s string) *yaml.Node {
return &yaml.Node{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: s,
}
}
// NewSequenceNodeForStringArray creates a new node to hold an array of strings.
func NewSequenceNodeForStringArray(strings []string) *yaml.Node {
node := &yaml.Node{
Kind: yaml.SequenceNode,
Content: make([]*yaml.Node, 0),
}
for _, s := range strings {
node.Content = append(node.Content, NewScalarNodeForString(s))
}
return node
}
// NewScalarNodeForBool creates a new node to hold a bool.
func NewScalarNodeForBool(b bool) *yaml.Node {
return &yaml.Node{
Kind: yaml.ScalarNode,
Tag: "!!bool",
Value: fmt.Sprintf("%t", b),
}
}
// NewScalarNodeForFloat creates a new node to hold a float.
func NewScalarNodeForFloat(f float64) *yaml.Node {
return &yaml.Node{
Kind: yaml.ScalarNode,
Tag: "!!float",
Value: fmt.Sprintf("%g", f),
}
}
// NewScalarNodeForInt creates a new node to hold an integer.
func NewScalarNodeForInt(i int64) *yaml.Node {
return &yaml.Node{
Kind: yaml.ScalarNode,
Tag: "!!int",
Value: fmt.Sprintf("%d", i),
return description
}
description += fmt.Sprintf("%s%+v\n", indent, in)
return description
}
// PluralProperties returns the string "properties" pluralized.
@ -357,40 +195,3 @@ func StringValue(item interface{}) (value string, ok bool) {
}
return "", false
}
// Description returns a human-readable represention of an item.
func Description(item interface{}) string {
value, ok := item.(*yaml.Node)
if ok {
return jsonschema.Render(value)
}
return fmt.Sprintf("%+v", item)
}
// Display returns a description of a node for use in error messages.
func Display(node *yaml.Node) string {
switch node.Kind {
case yaml.ScalarNode:
switch node.Tag {
case "!!str":
return fmt.Sprintf("%s (string)", node.Value)
}
}
return fmt.Sprintf("%+v (%T)", node, node)
}
// Marshal creates a yaml version of a structure in our preferred style
func Marshal(in *yaml.Node) []byte {
clearStyle(in)
//bytes, _ := yaml.Marshal(&yaml.Node{Kind: yaml.DocumentNode, Content: []*yaml.Node{in}})
bytes, _ := yaml.Marshal(in)
return bytes
}
func clearStyle(node *yaml.Node) {
node.Style = 0
for _, c := range node.Content {
clearStyle(c)
}
}

View File

@ -1,4 +1,4 @@
// Copyright 2017 Google LLC. All Rights Reserved.
// Copyright 2017 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.

View File

@ -1,4 +1,4 @@
// Copyright 2017 Google LLC. All Rights Reserved.
// Copyright 2017 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
@ -15,6 +15,7 @@
package compiler
import (
"errors"
"fmt"
"io/ioutil"
"log"
@ -22,30 +23,18 @@ import (
"net/url"
"path/filepath"
"strings"
"sync"
yaml "gopkg.in/yaml.v3"
yaml "gopkg.in/yaml.v2"
)
var verboseReader = false
var fileCache map[string][]byte
var infoCache map[string]*yaml.Node
var infoCache map[string]interface{}
var count int64
var verboseReader = false
var fileCacheEnable = true
var infoCacheEnable = true
// These locks are used to synchronize accesses to the fileCache and infoCache
// maps (above). They are global state and can throw thread-related errors
// when modified from separate goroutines. The general strategy is to protect
// all public functions in this file with mutex Lock() calls. As a result, to
// avoid deadlock, these public functions should not call other public
// functions, so some public functions have private equivalents.
// In the future, we might consider replacing the maps with sync.Map and
// eliminating these mutexes.
var fileCacheMutex sync.Mutex
var infoCacheMutex sync.Mutex
func initializeFileCache() {
if fileCache == nil {
fileCache = make(map[string][]byte, 0)
@ -54,42 +43,19 @@ func initializeFileCache() {
func initializeInfoCache() {
if infoCache == nil {
infoCache = make(map[string]*yaml.Node, 0)
infoCache = make(map[string]interface{}, 0)
}
}
// EnableFileCache turns on file caching.
func EnableFileCache() {
fileCacheMutex.Lock()
defer fileCacheMutex.Unlock()
fileCacheEnable = true
}
// EnableInfoCache turns on parsed info caching.
func EnableInfoCache() {
infoCacheMutex.Lock()
defer infoCacheMutex.Unlock()
infoCacheEnable = true
}
// DisableFileCache turns off file caching.
func DisableFileCache() {
fileCacheMutex.Lock()
defer fileCacheMutex.Unlock()
fileCacheEnable = false
}
// DisableInfoCache turns off parsed info caching.
func DisableInfoCache() {
infoCacheMutex.Lock()
defer infoCacheMutex.Unlock()
infoCacheEnable = false
}
// RemoveFromFileCache removes an entry from the file cache.
func RemoveFromFileCache(fileurl string) {
fileCacheMutex.Lock()
defer fileCacheMutex.Unlock()
if !fileCacheEnable {
return
}
@ -97,10 +63,7 @@ func RemoveFromFileCache(fileurl string) {
delete(fileCache, fileurl)
}
// RemoveFromInfoCache removes an entry from the info cache.
func RemoveFromInfoCache(filename string) {
infoCacheMutex.Lock()
defer infoCacheMutex.Unlock()
if !infoCacheEnable {
return
}
@ -108,44 +71,19 @@ func RemoveFromInfoCache(filename string) {
delete(infoCache, filename)
}
// GetInfoCache returns the info cache map.
func GetInfoCache() map[string]*yaml.Node {
infoCacheMutex.Lock()
defer infoCacheMutex.Unlock()
func GetInfoCache() map[string]interface{} {
if infoCache == nil {
initializeInfoCache()
}
return infoCache
}
// ClearFileCache clears the file cache.
func ClearFileCache() {
fileCacheMutex.Lock()
defer fileCacheMutex.Unlock()
fileCache = make(map[string][]byte, 0)
}
// ClearInfoCache clears the info cache.
func ClearInfoCache() {
infoCacheMutex.Lock()
defer infoCacheMutex.Unlock()
infoCache = make(map[string]*yaml.Node)
}
// ClearCaches clears all caches.
func ClearCaches() {
ClearFileCache()
ClearInfoCache()
infoCache = make(map[string]interface{})
}
// FetchFile gets a specified file from the local filesystem or a remote location.
func FetchFile(fileurl string) ([]byte, error) {
fileCacheMutex.Lock()
defer fileCacheMutex.Unlock()
return fetchFile(fileurl)
}
func fetchFile(fileurl string) ([]byte, error) {
var bytes []byte
initializeFileCache()
if fileCacheEnable {
@ -166,7 +104,7 @@ func fetchFile(fileurl string) ([]byte, error) {
}
defer response.Body.Close()
if response.StatusCode != 200 {
return nil, fmt.Errorf("Error downloading %s: %s", fileurl, response.Status)
return nil, errors.New(fmt.Sprintf("Error downloading %s: %s", fileurl, response.Status))
}
bytes, err = ioutil.ReadAll(response.Body)
if fileCacheEnable && err == nil {
@ -177,17 +115,11 @@ func fetchFile(fileurl string) ([]byte, error) {
// ReadBytesForFile reads the bytes of a file.
func ReadBytesForFile(filename string) ([]byte, error) {
fileCacheMutex.Lock()
defer fileCacheMutex.Unlock()
return readBytesForFile(filename)
}
func readBytesForFile(filename string) ([]byte, error) {
// is the filename a url?
fileurl, _ := url.Parse(filename)
if fileurl.Scheme != "" {
// yes, fetch it
bytes, err := fetchFile(filename)
bytes, err := FetchFile(filename)
if err != nil {
return nil, err
}
@ -201,14 +133,8 @@ func readBytesForFile(filename string) ([]byte, error) {
return bytes, nil
}
// ReadInfoFromBytes unmarshals a file as a *yaml.Node.
func ReadInfoFromBytes(filename string, bytes []byte) (*yaml.Node, error) {
infoCacheMutex.Lock()
defer infoCacheMutex.Unlock()
return readInfoFromBytes(filename, bytes)
}
func readInfoFromBytes(filename string, bytes []byte) (*yaml.Node, error) {
// ReadInfoFromBytes unmarshals a file as a yaml.MapSlice.
func ReadInfoFromBytes(filename string, bytes []byte) (interface{}, error) {
initializeInfoCache()
if infoCacheEnable {
cachedInfo, ok := infoCache[filename]
@ -222,23 +148,19 @@ func readInfoFromBytes(filename string, bytes []byte) (*yaml.Node, error) {
log.Printf("Reading info for file %s", filename)
}
}
var info yaml.Node
var info yaml.MapSlice
err := yaml.Unmarshal(bytes, &info)
if err != nil {
return nil, err
}
if infoCacheEnable && len(filename) > 0 {
infoCache[filename] = &info
infoCache[filename] = info
}
return &info, nil
return info, nil
}
// ReadInfoForRef reads a file and return the fragment needed to resolve a $ref.
func ReadInfoForRef(basefile string, ref string) (*yaml.Node, error) {
fileCacheMutex.Lock()
defer fileCacheMutex.Unlock()
infoCacheMutex.Lock()
defer infoCacheMutex.Unlock()
func ReadInfoForRef(basefile string, ref string) (interface{}, error) {
initializeInfoCache()
if infoCacheEnable {
info, ok := infoCache[ref]
@ -252,6 +174,7 @@ func ReadInfoForRef(basefile string, ref string) (*yaml.Node, error) {
log.Printf("Reading info for ref %s#%s", basefile, ref)
}
}
count = count + 1
basedir, _ := filepath.Split(basefile)
parts := strings.Split(ref, "#")
var filename string
@ -264,30 +187,24 @@ func ReadInfoForRef(basefile string, ref string) (*yaml.Node, error) {
} else {
filename = basefile
}
bytes, err := readBytesForFile(filename)
bytes, err := ReadBytesForFile(filename)
if err != nil {
return nil, err
}
info, err := readInfoFromBytes(filename, bytes)
if info != nil && info.Kind == yaml.DocumentNode {
info = info.Content[0]
}
info, err := ReadInfoFromBytes(filename, bytes)
if err != nil {
log.Printf("File error: %v\n", err)
} else {
if info == nil {
return nil, NewError(nil, fmt.Sprintf("could not resolve %s", ref))
}
if len(parts) > 1 {
path := strings.Split(parts[1], "/")
for i, key := range path {
if i > 0 {
m := info
if true {
m, ok := info.(yaml.MapSlice)
if ok {
found := false
for i := 0; i < len(m.Content); i += 2 {
if m.Content[i].Value == key {
info = m.Content[i+1]
for _, section := range m {
if section.Key == key {
info = section.Value
found = true
}
}

View File

@ -1,13 +1,5 @@
# Extensions
**Extension Support is experimental.**
This directory contains support code for building Gnostic extensions and associated examples.
This directory contains support code for building Gnostic extensio handlers and
associated examples.
Extension handlers can be used to compile vendor or specification extensions
into protocol buffer structures.
Like plugins, extension handlers are built as separate executables. Extension
bodies are written to extension handlers as serialized
ExtensionHandlerRequests.
Extensions are used to compile vendor or specification extensions into protocol buffer structures.

View File

@ -1,186 +1,148 @@
// Copyright 2017 Google LLC. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// protoc-gen-go v1.24.0
// protoc v3.12.0
// source: extensions/extension.proto
package gnostic_extension_v1
package openapiextension_v1
import (
fmt "fmt"
proto "github.com/golang/protobuf/proto"
any "github.com/golang/protobuf/ptypes/any"
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
protoimpl "google.golang.org/protobuf/runtime/protoimpl"
reflect "reflect"
sync "sync"
math "math"
)
const (
// Verify that this generated code is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
// Verify that runtime/protoimpl is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
// Reference imports to suppress errors if they are not otherwise used.
var _ = proto.Marshal
var _ = fmt.Errorf
var _ = math.Inf
// This is a compile-time assertion that a sufficiently up-to-date version
// of the legacy proto package is being used.
const _ = proto.ProtoPackageIsVersion4
// This is a compile-time assertion to ensure that this generated file
// is compatible with the proto package it is being compiled against.
// A compilation error at this line likely means your copy of the
// proto package needs to be updated.
const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
// The version number of Gnostic.
// The version number of OpenAPI compiler.
type Version struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
Major int32 `protobuf:"varint,1,opt,name=major,proto3" json:"major,omitempty"`
Minor int32 `protobuf:"varint,2,opt,name=minor,proto3" json:"minor,omitempty"`
Patch int32 `protobuf:"varint,3,opt,name=patch,proto3" json:"patch,omitempty"`
// A suffix for alpha, beta or rc release, e.g., "alpha-1", "rc2". It should
// be empty for mainline stable releases.
Suffix string `protobuf:"bytes,4,opt,name=suffix,proto3" json:"suffix,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (x *Version) Reset() {
*x = Version{}
if protoimpl.UnsafeEnabled {
mi := &file_extensions_extension_proto_msgTypes[0]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *Version) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (m *Version) Reset() { *m = Version{} }
func (m *Version) String() string { return proto.CompactTextString(m) }
func (*Version) ProtoMessage() {}
func (x *Version) ProtoReflect() protoreflect.Message {
mi := &file_extensions_extension_proto_msgTypes[0]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use Version.ProtoReflect.Descriptor instead.
func (*Version) Descriptor() ([]byte, []int) {
return file_extensions_extension_proto_rawDescGZIP(), []int{0}
return fileDescriptor_661e47e790f76671, []int{0}
}
func (x *Version) GetMajor() int32 {
if x != nil {
return x.Major
func (m *Version) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_Version.Unmarshal(m, b)
}
func (m *Version) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_Version.Marshal(b, m, deterministic)
}
func (m *Version) XXX_Merge(src proto.Message) {
xxx_messageInfo_Version.Merge(m, src)
}
func (m *Version) XXX_Size() int {
return xxx_messageInfo_Version.Size(m)
}
func (m *Version) XXX_DiscardUnknown() {
xxx_messageInfo_Version.DiscardUnknown(m)
}
var xxx_messageInfo_Version proto.InternalMessageInfo
func (m *Version) GetMajor() int32 {
if m != nil {
return m.Major
}
return 0
}
func (x *Version) GetMinor() int32 {
if x != nil {
return x.Minor
func (m *Version) GetMinor() int32 {
if m != nil {
return m.Minor
}
return 0
}
func (x *Version) GetPatch() int32 {
if x != nil {
return x.Patch
func (m *Version) GetPatch() int32 {
if m != nil {
return m.Patch
}
return 0
}
func (x *Version) GetSuffix() string {
if x != nil {
return x.Suffix
func (m *Version) GetSuffix() string {
if m != nil {
return m.Suffix
}
return ""
}
// An encoded Request is written to the ExtensionHandler's stdin.
type ExtensionHandlerRequest struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// The extension to process.
// The OpenAPI descriptions that were explicitly listed on the command line.
// The specifications will appear in the order they are specified to gnostic.
Wrapper *Wrapper `protobuf:"bytes,1,opt,name=wrapper,proto3" json:"wrapper,omitempty"`
// The version number of Gnostic.
CompilerVersion *Version `protobuf:"bytes,2,opt,name=compiler_version,json=compilerVersion,proto3" json:"compiler_version,omitempty"`
}
func (x *ExtensionHandlerRequest) Reset() {
*x = ExtensionHandlerRequest{}
if protoimpl.UnsafeEnabled {
mi := &file_extensions_extension_proto_msgTypes[1]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *ExtensionHandlerRequest) String() string {
return protoimpl.X.MessageStringOf(x)
// The version number of openapi compiler.
CompilerVersion *Version `protobuf:"bytes,3,opt,name=compiler_version,json=compilerVersion,proto3" json:"compiler_version,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (m *ExtensionHandlerRequest) Reset() { *m = ExtensionHandlerRequest{} }
func (m *ExtensionHandlerRequest) String() string { return proto.CompactTextString(m) }
func (*ExtensionHandlerRequest) ProtoMessage() {}
func (x *ExtensionHandlerRequest) ProtoReflect() protoreflect.Message {
mi := &file_extensions_extension_proto_msgTypes[1]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use ExtensionHandlerRequest.ProtoReflect.Descriptor instead.
func (*ExtensionHandlerRequest) Descriptor() ([]byte, []int) {
return file_extensions_extension_proto_rawDescGZIP(), []int{1}
return fileDescriptor_661e47e790f76671, []int{1}
}
func (x *ExtensionHandlerRequest) GetWrapper() *Wrapper {
if x != nil {
return x.Wrapper
func (m *ExtensionHandlerRequest) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_ExtensionHandlerRequest.Unmarshal(m, b)
}
func (m *ExtensionHandlerRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_ExtensionHandlerRequest.Marshal(b, m, deterministic)
}
func (m *ExtensionHandlerRequest) XXX_Merge(src proto.Message) {
xxx_messageInfo_ExtensionHandlerRequest.Merge(m, src)
}
func (m *ExtensionHandlerRequest) XXX_Size() int {
return xxx_messageInfo_ExtensionHandlerRequest.Size(m)
}
func (m *ExtensionHandlerRequest) XXX_DiscardUnknown() {
xxx_messageInfo_ExtensionHandlerRequest.DiscardUnknown(m)
}
var xxx_messageInfo_ExtensionHandlerRequest proto.InternalMessageInfo
func (m *ExtensionHandlerRequest) GetWrapper() *Wrapper {
if m != nil {
return m.Wrapper
}
return nil
}
func (x *ExtensionHandlerRequest) GetCompilerVersion() *Version {
if x != nil {
return x.CompilerVersion
func (m *ExtensionHandlerRequest) GetCompilerVersion() *Version {
if m != nil {
return m.CompilerVersion
}
return nil
}
// The extensions writes an encoded ExtensionHandlerResponse to stdout.
type ExtensionHandlerResponse struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// true if the extension is handled by the extension handler; false otherwise
Handled bool `protobuf:"varint,1,opt,name=handled,proto3" json:"handled,omitempty"`
// Error message(s). If non-empty, the extension handling failed.
// Error message. If non-empty, the extension handling failed.
// The extension handler process should exit with status code zero
// even if it reports an error in this way.
//
@ -189,277 +151,150 @@ type ExtensionHandlerResponse struct {
// itself -- such as the input Document being unparseable -- should be
// reported by writing a message to stderr and exiting with a non-zero
// status code.
Errors []string `protobuf:"bytes,2,rep,name=errors,proto3" json:"errors,omitempty"`
Error []string `protobuf:"bytes,2,rep,name=error,proto3" json:"error,omitempty"`
// text output
Value *any.Any `protobuf:"bytes,3,opt,name=value,proto3" json:"value,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (x *ExtensionHandlerResponse) Reset() {
*x = ExtensionHandlerResponse{}
if protoimpl.UnsafeEnabled {
mi := &file_extensions_extension_proto_msgTypes[2]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *ExtensionHandlerResponse) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (m *ExtensionHandlerResponse) Reset() { *m = ExtensionHandlerResponse{} }
func (m *ExtensionHandlerResponse) String() string { return proto.CompactTextString(m) }
func (*ExtensionHandlerResponse) ProtoMessage() {}
func (x *ExtensionHandlerResponse) ProtoReflect() protoreflect.Message {
mi := &file_extensions_extension_proto_msgTypes[2]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use ExtensionHandlerResponse.ProtoReflect.Descriptor instead.
func (*ExtensionHandlerResponse) Descriptor() ([]byte, []int) {
return file_extensions_extension_proto_rawDescGZIP(), []int{2}
return fileDescriptor_661e47e790f76671, []int{2}
}
func (x *ExtensionHandlerResponse) GetHandled() bool {
if x != nil {
return x.Handled
func (m *ExtensionHandlerResponse) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_ExtensionHandlerResponse.Unmarshal(m, b)
}
func (m *ExtensionHandlerResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_ExtensionHandlerResponse.Marshal(b, m, deterministic)
}
func (m *ExtensionHandlerResponse) XXX_Merge(src proto.Message) {
xxx_messageInfo_ExtensionHandlerResponse.Merge(m, src)
}
func (m *ExtensionHandlerResponse) XXX_Size() int {
return xxx_messageInfo_ExtensionHandlerResponse.Size(m)
}
func (m *ExtensionHandlerResponse) XXX_DiscardUnknown() {
xxx_messageInfo_ExtensionHandlerResponse.DiscardUnknown(m)
}
var xxx_messageInfo_ExtensionHandlerResponse proto.InternalMessageInfo
func (m *ExtensionHandlerResponse) GetHandled() bool {
if m != nil {
return m.Handled
}
return false
}
func (x *ExtensionHandlerResponse) GetErrors() []string {
if x != nil {
return x.Errors
func (m *ExtensionHandlerResponse) GetError() []string {
if m != nil {
return m.Error
}
return nil
}
func (x *ExtensionHandlerResponse) GetValue() *any.Any {
if x != nil {
return x.Value
func (m *ExtensionHandlerResponse) GetValue() *any.Any {
if m != nil {
return m.Value
}
return nil
}
type Wrapper struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// version of the OpenAPI specification in which this extension was written.
Version string `protobuf:"bytes,1,opt,name=version,proto3" json:"version,omitempty"`
// Name of the extension.
// Name of the extension
ExtensionName string `protobuf:"bytes,2,opt,name=extension_name,json=extensionName,proto3" json:"extension_name,omitempty"`
// YAML-formatted extension value.
// Must be a valid yaml for the proto
Yaml string `protobuf:"bytes,3,opt,name=yaml,proto3" json:"yaml,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (x *Wrapper) Reset() {
*x = Wrapper{}
if protoimpl.UnsafeEnabled {
mi := &file_extensions_extension_proto_msgTypes[3]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *Wrapper) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (m *Wrapper) Reset() { *m = Wrapper{} }
func (m *Wrapper) String() string { return proto.CompactTextString(m) }
func (*Wrapper) ProtoMessage() {}
func (x *Wrapper) ProtoReflect() protoreflect.Message {
mi := &file_extensions_extension_proto_msgTypes[3]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use Wrapper.ProtoReflect.Descriptor instead.
func (*Wrapper) Descriptor() ([]byte, []int) {
return file_extensions_extension_proto_rawDescGZIP(), []int{3}
return fileDescriptor_661e47e790f76671, []int{3}
}
func (x *Wrapper) GetVersion() string {
if x != nil {
return x.Version
func (m *Wrapper) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_Wrapper.Unmarshal(m, b)
}
func (m *Wrapper) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_Wrapper.Marshal(b, m, deterministic)
}
func (m *Wrapper) XXX_Merge(src proto.Message) {
xxx_messageInfo_Wrapper.Merge(m, src)
}
func (m *Wrapper) XXX_Size() int {
return xxx_messageInfo_Wrapper.Size(m)
}
func (m *Wrapper) XXX_DiscardUnknown() {
xxx_messageInfo_Wrapper.DiscardUnknown(m)
}
var xxx_messageInfo_Wrapper proto.InternalMessageInfo
func (m *Wrapper) GetVersion() string {
if m != nil {
return m.Version
}
return ""
}
func (x *Wrapper) GetExtensionName() string {
if x != nil {
return x.ExtensionName
func (m *Wrapper) GetExtensionName() string {
if m != nil {
return m.ExtensionName
}
return ""
}
func (x *Wrapper) GetYaml() string {
if x != nil {
return x.Yaml
func (m *Wrapper) GetYaml() string {
if m != nil {
return m.Yaml
}
return ""
}
var File_extensions_extension_proto protoreflect.FileDescriptor
var file_extensions_extension_proto_rawDesc = []byte{
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func init() {
proto.RegisterType((*Version)(nil), "openapiextension.v1.Version")
proto.RegisterType((*ExtensionHandlerRequest)(nil), "openapiextension.v1.ExtensionHandlerRequest")
proto.RegisterType((*ExtensionHandlerResponse)(nil), "openapiextension.v1.ExtensionHandlerResponse")
proto.RegisterType((*Wrapper)(nil), "openapiextension.v1.Wrapper")
}
var (
file_extensions_extension_proto_rawDescOnce sync.Once
file_extensions_extension_proto_rawDescData = file_extensions_extension_proto_rawDesc
)
func init() { proto.RegisterFile("extensions/extension.proto", fileDescriptor_661e47e790f76671) }
func file_extensions_extension_proto_rawDescGZIP() []byte {
file_extensions_extension_proto_rawDescOnce.Do(func() {
file_extensions_extension_proto_rawDescData = protoimpl.X.CompressGZIP(file_extensions_extension_proto_rawDescData)
})
return file_extensions_extension_proto_rawDescData
}
var file_extensions_extension_proto_msgTypes = make([]protoimpl.MessageInfo, 4)
var file_extensions_extension_proto_goTypes = []interface{}{
(*Version)(nil), // 0: gnostic.extension.v1.Version
(*ExtensionHandlerRequest)(nil), // 1: gnostic.extension.v1.ExtensionHandlerRequest
(*ExtensionHandlerResponse)(nil), // 2: gnostic.extension.v1.ExtensionHandlerResponse
(*Wrapper)(nil), // 3: gnostic.extension.v1.Wrapper
(*any.Any)(nil), // 4: google.protobuf.Any
}
var file_extensions_extension_proto_depIdxs = []int32{
3, // 0: gnostic.extension.v1.ExtensionHandlerRequest.wrapper:type_name -> gnostic.extension.v1.Wrapper
0, // 1: gnostic.extension.v1.ExtensionHandlerRequest.compiler_version:type_name -> gnostic.extension.v1.Version
4, // 2: gnostic.extension.v1.ExtensionHandlerResponse.value:type_name -> google.protobuf.Any
3, // [3:3] is the sub-list for method output_type
3, // [3:3] is the sub-list for method input_type
3, // [3:3] is the sub-list for extension type_name
3, // [3:3] is the sub-list for extension extendee
0, // [0:3] is the sub-list for field type_name
}
func init() { file_extensions_extension_proto_init() }
func file_extensions_extension_proto_init() {
if File_extensions_extension_proto != nil {
return
}
if !protoimpl.UnsafeEnabled {
file_extensions_extension_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*Version); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_extensions_extension_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*ExtensionHandlerRequest); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_extensions_extension_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*ExtensionHandlerResponse); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_extensions_extension_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*Wrapper); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
}
type x struct{}
out := protoimpl.TypeBuilder{
File: protoimpl.DescBuilder{
GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
RawDescriptor: file_extensions_extension_proto_rawDesc,
NumEnums: 0,
NumMessages: 4,
NumExtensions: 0,
NumServices: 0,
},
GoTypes: file_extensions_extension_proto_goTypes,
DependencyIndexes: file_extensions_extension_proto_depIdxs,
MessageInfos: file_extensions_extension_proto_msgTypes,
}.Build()
File_extensions_extension_proto = out.File
file_extensions_extension_proto_rawDesc = nil
file_extensions_extension_proto_goTypes = nil
file_extensions_extension_proto_depIdxs = nil
var fileDescriptor_661e47e790f76671 = []byte{
// 360 bytes of a gzipped FileDescriptorProto
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0xeb, 0xf3, 0xfa, 0x65, 0x5c, 0x02, 0x00, 0x00,
}

View File

@ -1,4 +1,4 @@
// Copyright 2017 Google LLC. All Rights Reserved.
// Copyright 2017 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
@ -14,9 +14,8 @@
syntax = "proto3";
package gnostic.extension.v1;
import "google/protobuf/any.proto";
package openapiextension.v1;
// This option lets the proto compiler generate Java code inside the package
// name (see below) instead of inside an outer class. It creates a simpler
@ -27,7 +26,7 @@ option java_multiple_files = true;
// The Java outer classname should be the filename in UpperCamelCase. This
// class is only used to hold proto descriptor, so developers don't need to
// work with it directly.
option java_outer_classname = "GnosticExtension";
option java_outer_classname = "OpenAPIExtensionV1";
// The Java package name must be proto package name with proper prefix.
option java_package = "org.gnostic.v1";
@ -38,12 +37,9 @@ option java_package = "org.gnostic.v1";
// hopefully unique enough to not conflict with things that may come along in
// the future. 'GPB' is reserved for the protocol buffer implementation itself.
//
option objc_class_prefix = "GNX"; // "Gnostic Extension"
option objc_class_prefix = "OAE"; // "OpenAPI Extension"
// The Go package name.
option go_package = "extensions;gnostic_extension_v1";
// The version number of Gnostic.
// The version number of OpenAPI compiler.
message Version {
int32 major = 1;
int32 minor = 2;
@ -56,11 +52,12 @@ message Version {
// An encoded Request is written to the ExtensionHandler's stdin.
message ExtensionHandlerRequest {
// The extension to process.
// The OpenAPI descriptions that were explicitly listed on the command line.
// The specifications will appear in the order they are specified to gnostic.
Wrapper wrapper = 1;
// The version number of Gnostic.
Version compiler_version = 2;
// The version number of openapi compiler.
Version compiler_version = 3;
}
// The extensions writes an encoded ExtensionHandlerResponse to stdout.
@ -69,7 +66,7 @@ message ExtensionHandlerResponse {
// true if the extension is handled by the extension handler; false otherwise
bool handled = 1;
// Error message(s). If non-empty, the extension handling failed.
// Error message. If non-empty, the extension handling failed.
// The extension handler process should exit with status code zero
// even if it reports an error in this way.
//
@ -78,7 +75,7 @@ message ExtensionHandlerResponse {
// itself -- such as the input Document being unparseable -- should be
// reported by writing a message to stderr and exiting with a non-zero
// status code.
repeated string errors = 2;
repeated string error = 2;
// text output
google.protobuf.Any value = 3;
@ -88,9 +85,9 @@ message Wrapper {
// version of the OpenAPI specification in which this extension was written.
string version = 1;
// Name of the extension.
// Name of the extension
string extension_name = 2;
// YAML-formatted extension value.
// Must be a valid yaml for the proto
string yaml = 3;
}

View File

@ -1,4 +1,4 @@
// Copyright 2017 Google LLC. All Rights Reserved.
// Copyright 2017 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
@ -12,53 +12,71 @@
// See the License for the specific language governing permissions and
// limitations under the License.
package gnostic_extension_v1
package openapiextension_v1
import (
"fmt"
"io/ioutil"
"log"
"os"
"github.com/golang/protobuf/proto"
"github.com/golang/protobuf/ptypes"
)
type documentHandler func(version string, extensionName string, document string)
type extensionHandler func(name string, yamlInput string) (bool, proto.Message, error)
// Main implements the main program of an extension handler.
func Main(handler extensionHandler) {
// unpack the request
func forInputYamlFromOpenapic(handler documentHandler) {
data, err := ioutil.ReadAll(os.Stdin)
if err != nil {
log.Println("File error:", err.Error())
fmt.Println("File error:", err.Error())
os.Exit(1)
}
if len(data) == 0 {
log.Println("No input data.")
fmt.Println("No input data.")
os.Exit(1)
}
request := &ExtensionHandlerRequest{}
err = proto.Unmarshal(data, request)
if err != nil {
log.Println("Input error:", err.Error())
fmt.Println("Input error:", err.Error())
os.Exit(1)
}
// call the handler
handled, output, err := handler(request.Wrapper.ExtensionName, request.Wrapper.Yaml)
// respond with the output of the handler
response := &ExtensionHandlerResponse{
Handled: false, // default assumption
Errors: make([]string, 0),
handler(request.Wrapper.Version, request.Wrapper.ExtensionName, request.Wrapper.Yaml)
}
if err != nil {
response.Errors = append(response.Errors, err.Error())
} else if handled {
// ProcessExtension calles the handler for a specified extension.
func ProcessExtension(handleExtension extensionHandler) {
response := &ExtensionHandlerResponse{}
forInputYamlFromOpenapic(
func(version string, extensionName string, yamlInput string) {
var newObject proto.Message
var err error
handled, newObject, err := handleExtension(extensionName, yamlInput)
if !handled {
responseBytes, _ := proto.Marshal(response)
os.Stdout.Write(responseBytes)
os.Exit(0)
}
// If we reach here, then the extension is handled
response.Handled = true
response.Value, err = ptypes.MarshalAny(output)
if err != nil {
response.Errors = append(response.Errors, err.Error())
response.Error = append(response.Error, err.Error())
responseBytes, _ := proto.Marshal(response)
os.Stdout.Write(responseBytes)
os.Exit(0)
}
response.Value, err = ptypes.MarshalAny(newObject)
if err != nil {
response.Error = append(response.Error, err.Error())
responseBytes, _ := proto.Marshal(response)
os.Stdout.Write(responseBytes)
os.Exit(0)
}
})
responseBytes, _ := proto.Marshal(response)
os.Stdout.Write(responseBytes)
}

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@ -1,4 +0,0 @@
# jsonschema
This directory contains code for reading, writing, and manipulating JSON
schemas.

View File

@ -1,84 +0,0 @@
// THIS FILE IS AUTOMATICALLY GENERATED.
package jsonschema
import (
"encoding/base64"
)
func baseSchemaBytes() ([]byte, error){
return base64.StdEncoding.DecodeString(
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View File

@ -1,229 +0,0 @@
// Copyright 2017 Google LLC. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package jsonschema
import (
"fmt"
"strings"
)
//
// DISPLAY
// The following methods display Schemas.
//
// Description returns a string representation of a string or string array.
func (s *StringOrStringArray) Description() string {
if s.String != nil {
return *s.String
}
if s.StringArray != nil {
return strings.Join(*s.StringArray, ", ")
}
return ""
}
// Returns a string representation of a Schema.
func (schema *Schema) String() string {
return schema.describeSchema("")
}
// Helper: Returns a string representation of a Schema indented by a specified string.
func (schema *Schema) describeSchema(indent string) string {
result := ""
if schema.Schema != nil {
result += indent + "$schema: " + *(schema.Schema) + "\n"
}
if schema.ID != nil {
result += indent + "id: " + *(schema.ID) + "\n"
}
if schema.MultipleOf != nil {
result += indent + fmt.Sprintf("multipleOf: %+v\n", *(schema.MultipleOf))
}
if schema.Maximum != nil {
result += indent + fmt.Sprintf("maximum: %+v\n", *(schema.Maximum))
}
if schema.ExclusiveMaximum != nil {
result += indent + fmt.Sprintf("exclusiveMaximum: %+v\n", *(schema.ExclusiveMaximum))
}
if schema.Minimum != nil {
result += indent + fmt.Sprintf("minimum: %+v\n", *(schema.Minimum))
}
if schema.ExclusiveMinimum != nil {
result += indent + fmt.Sprintf("exclusiveMinimum: %+v\n", *(schema.ExclusiveMinimum))
}
if schema.MaxLength != nil {
result += indent + fmt.Sprintf("maxLength: %+v\n", *(schema.MaxLength))
}
if schema.MinLength != nil {
result += indent + fmt.Sprintf("minLength: %+v\n", *(schema.MinLength))
}
if schema.Pattern != nil {
result += indent + fmt.Sprintf("pattern: %+v\n", *(schema.Pattern))
}
if schema.AdditionalItems != nil {
s := schema.AdditionalItems.Schema
if s != nil {
result += indent + "additionalItems:\n"
result += s.describeSchema(indent + " ")
} else {
b := *(schema.AdditionalItems.Boolean)
result += indent + fmt.Sprintf("additionalItems: %+v\n", b)
}
}
if schema.Items != nil {
result += indent + "items:\n"
items := schema.Items
if items.SchemaArray != nil {
for i, s := range *(items.SchemaArray) {
result += indent + " " + fmt.Sprintf("%d", i) + ":\n"
result += s.describeSchema(indent + " " + " ")
}
} else if items.Schema != nil {
result += items.Schema.describeSchema(indent + " " + " ")
}
}
if schema.MaxItems != nil {
result += indent + fmt.Sprintf("maxItems: %+v\n", *(schema.MaxItems))
}
if schema.MinItems != nil {
result += indent + fmt.Sprintf("minItems: %+v\n", *(schema.MinItems))
}
if schema.UniqueItems != nil {
result += indent + fmt.Sprintf("uniqueItems: %+v\n", *(schema.UniqueItems))
}
if schema.MaxProperties != nil {
result += indent + fmt.Sprintf("maxProperties: %+v\n", *(schema.MaxProperties))
}
if schema.MinProperties != nil {
result += indent + fmt.Sprintf("minProperties: %+v\n", *(schema.MinProperties))
}
if schema.Required != nil {
result += indent + fmt.Sprintf("required: %+v\n", *(schema.Required))
}
if schema.AdditionalProperties != nil {
s := schema.AdditionalProperties.Schema
if s != nil {
result += indent + "additionalProperties:\n"
result += s.describeSchema(indent + " ")
} else {
b := *(schema.AdditionalProperties.Boolean)
result += indent + fmt.Sprintf("additionalProperties: %+v\n", b)
}
}
if schema.Properties != nil {
result += indent + "properties:\n"
for _, pair := range *(schema.Properties) {
name := pair.Name
s := pair.Value
result += indent + " " + name + ":\n"
result += s.describeSchema(indent + " " + " ")
}
}
if schema.PatternProperties != nil {
result += indent + "patternProperties:\n"
for _, pair := range *(schema.PatternProperties) {
name := pair.Name
s := pair.Value
result += indent + " " + name + ":\n"
result += s.describeSchema(indent + " " + " ")
}
}
if schema.Dependencies != nil {
result += indent + "dependencies:\n"
for _, pair := range *(schema.Dependencies) {
name := pair.Name
schemaOrStringArray := pair.Value
s := schemaOrStringArray.Schema
if s != nil {
result += indent + " " + name + ":\n"
result += s.describeSchema(indent + " " + " ")
} else {
a := schemaOrStringArray.StringArray
if a != nil {
result += indent + " " + name + ":\n"
for _, s2 := range *a {
result += indent + " " + " " + s2 + "\n"
}
}
}
}
}
if schema.Enumeration != nil {
result += indent + "enumeration:\n"
for _, value := range *(schema.Enumeration) {
if value.String != nil {
result += indent + " " + fmt.Sprintf("%+v\n", *value.String)
} else {
result += indent + " " + fmt.Sprintf("%+v\n", *value.Bool)
}
}
}
if schema.Type != nil {
result += indent + fmt.Sprintf("type: %+v\n", schema.Type.Description())
}
if schema.AllOf != nil {
result += indent + "allOf:\n"
for _, s := range *(schema.AllOf) {
result += s.describeSchema(indent + " ")
result += indent + "-\n"
}
}
if schema.AnyOf != nil {
result += indent + "anyOf:\n"
for _, s := range *(schema.AnyOf) {
result += s.describeSchema(indent + " ")
result += indent + "-\n"
}
}
if schema.OneOf != nil {
result += indent + "oneOf:\n"
for _, s := range *(schema.OneOf) {
result += s.describeSchema(indent + " ")
result += indent + "-\n"
}
}
if schema.Not != nil {
result += indent + "not:\n"
result += schema.Not.describeSchema(indent + " ")
}
if schema.Definitions != nil {
result += indent + "definitions:\n"
for _, pair := range *(schema.Definitions) {
name := pair.Name
s := pair.Value
result += indent + " " + name + ":\n"
result += s.describeSchema(indent + " " + " ")
}
}
if schema.Title != nil {
result += indent + "title: " + *(schema.Title) + "\n"
}
if schema.Description != nil {
result += indent + "description: " + *(schema.Description) + "\n"
}
if schema.Default != nil {
result += indent + "default:\n"
result += indent + fmt.Sprintf(" %+v\n", *(schema.Default))
}
if schema.Format != nil {
result += indent + "format: " + *(schema.Format) + "\n"
}
if schema.Ref != nil {
result += indent + "$ref: " + *(schema.Ref) + "\n"
}
return result
}

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@ -1,228 +0,0 @@
// Copyright 2017 Google LLC. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Package jsonschema supports the reading, writing, and manipulation
// of JSON Schemas.
package jsonschema
import "gopkg.in/yaml.v3"
// The Schema struct models a JSON Schema and, because schemas are
// defined hierarchically, contains many references to itself.
// All fields are pointers and are nil if the associated values
// are not specified.
type Schema struct {
Schema *string // $schema
ID *string // id keyword used for $ref resolution scope
Ref *string // $ref, i.e. JSON Pointers
// http://json-schema.org/latest/json-schema-validation.html
// 5.1. Validation keywords for numeric instances (number and integer)
MultipleOf *SchemaNumber
Maximum *SchemaNumber
ExclusiveMaximum *bool
Minimum *SchemaNumber
ExclusiveMinimum *bool
// 5.2. Validation keywords for strings
MaxLength *int64
MinLength *int64
Pattern *string
// 5.3. Validation keywords for arrays
AdditionalItems *SchemaOrBoolean
Items *SchemaOrSchemaArray
MaxItems *int64
MinItems *int64
UniqueItems *bool
// 5.4. Validation keywords for objects
MaxProperties *int64
MinProperties *int64
Required *[]string
AdditionalProperties *SchemaOrBoolean
Properties *[]*NamedSchema
PatternProperties *[]*NamedSchema
Dependencies *[]*NamedSchemaOrStringArray
// 5.5. Validation keywords for any instance type
Enumeration *[]SchemaEnumValue
Type *StringOrStringArray
AllOf *[]*Schema
AnyOf *[]*Schema
OneOf *[]*Schema
Not *Schema
Definitions *[]*NamedSchema
// 6. Metadata keywords
Title *string
Description *string
Default *yaml.Node
// 7. Semantic validation with "format"
Format *string
}
// These helper structs represent "combination" types that generally can
// have values of one type or another. All are used to represent parts
// of Schemas.
// SchemaNumber represents a value that can be either an Integer or a Float.
type SchemaNumber struct {
Integer *int64
Float *float64
}
// NewSchemaNumberWithInteger creates and returns a new object
func NewSchemaNumberWithInteger(i int64) *SchemaNumber {
result := &SchemaNumber{}
result.Integer = &i
return result
}
// NewSchemaNumberWithFloat creates and returns a new object
func NewSchemaNumberWithFloat(f float64) *SchemaNumber {
result := &SchemaNumber{}
result.Float = &f
return result
}
// SchemaOrBoolean represents a value that can be either a Schema or a Boolean.
type SchemaOrBoolean struct {
Schema *Schema
Boolean *bool
}
// NewSchemaOrBooleanWithSchema creates and returns a new object
func NewSchemaOrBooleanWithSchema(s *Schema) *SchemaOrBoolean {
result := &SchemaOrBoolean{}
result.Schema = s
return result
}
// NewSchemaOrBooleanWithBoolean creates and returns a new object
func NewSchemaOrBooleanWithBoolean(b bool) *SchemaOrBoolean {
result := &SchemaOrBoolean{}
result.Boolean = &b
return result
}
// StringOrStringArray represents a value that can be either
// a String or an Array of Strings.
type StringOrStringArray struct {
String *string
StringArray *[]string
}
// NewStringOrStringArrayWithString creates and returns a new object
func NewStringOrStringArrayWithString(s string) *StringOrStringArray {
result := &StringOrStringArray{}
result.String = &s
return result
}
// NewStringOrStringArrayWithStringArray creates and returns a new object
func NewStringOrStringArrayWithStringArray(a []string) *StringOrStringArray {
result := &StringOrStringArray{}
result.StringArray = &a
return result
}
// SchemaOrStringArray represents a value that can be either
// a Schema or an Array of Strings.
type SchemaOrStringArray struct {
Schema *Schema
StringArray *[]string
}
// SchemaOrSchemaArray represents a value that can be either
// a Schema or an Array of Schemas.
type SchemaOrSchemaArray struct {
Schema *Schema
SchemaArray *[]*Schema
}
// NewSchemaOrSchemaArrayWithSchema creates and returns a new object
func NewSchemaOrSchemaArrayWithSchema(s *Schema) *SchemaOrSchemaArray {
result := &SchemaOrSchemaArray{}
result.Schema = s
return result
}
// NewSchemaOrSchemaArrayWithSchemaArray creates and returns a new object
func NewSchemaOrSchemaArrayWithSchemaArray(a []*Schema) *SchemaOrSchemaArray {
result := &SchemaOrSchemaArray{}
result.SchemaArray = &a
return result
}
// SchemaEnumValue represents a value that can be part of an
// enumeration in a Schema.
type SchemaEnumValue struct {
String *string
Bool *bool
}
// NamedSchema is a name-value pair that is used to emulate maps
// with ordered keys.
type NamedSchema struct {
Name string
Value *Schema
}
// NewNamedSchema creates and returns a new object
func NewNamedSchema(name string, value *Schema) *NamedSchema {
return &NamedSchema{Name: name, Value: value}
}
// NamedSchemaOrStringArray is a name-value pair that is used
// to emulate maps with ordered keys.
type NamedSchemaOrStringArray struct {
Name string
Value *SchemaOrStringArray
}
// Access named subschemas by name
func namedSchemaArrayElementWithName(array *[]*NamedSchema, name string) *Schema {
if array == nil {
return nil
}
for _, pair := range *array {
if pair.Name == name {
return pair.Value
}
}
return nil
}
// PropertyWithName returns the selected element.
func (s *Schema) PropertyWithName(name string) *Schema {
return namedSchemaArrayElementWithName(s.Properties, name)
}
// PatternPropertyWithName returns the selected element.
func (s *Schema) PatternPropertyWithName(name string) *Schema {
return namedSchemaArrayElementWithName(s.PatternProperties, name)
}
// DefinitionWithName returns the selected element.
func (s *Schema) DefinitionWithName(name string) *Schema {
return namedSchemaArrayElementWithName(s.Definitions, name)
}
// AddProperty adds a named property.
func (s *Schema) AddProperty(name string, property *Schema) {
*s.Properties = append(*s.Properties, NewNamedSchema(name, property))
}

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@ -1,394 +0,0 @@
// Copyright 2017 Google LLC. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package jsonschema
import (
"fmt"
"log"
"strings"
)
//
// OPERATIONS
// The following methods perform operations on Schemas.
//
// IsEmpty returns true if no members of the Schema are specified.
func (schema *Schema) IsEmpty() bool {
return (schema.Schema == nil) &&
(schema.ID == nil) &&
(schema.MultipleOf == nil) &&
(schema.Maximum == nil) &&
(schema.ExclusiveMaximum == nil) &&
(schema.Minimum == nil) &&
(schema.ExclusiveMinimum == nil) &&
(schema.MaxLength == nil) &&
(schema.MinLength == nil) &&
(schema.Pattern == nil) &&
(schema.AdditionalItems == nil) &&
(schema.Items == nil) &&
(schema.MaxItems == nil) &&
(schema.MinItems == nil) &&
(schema.UniqueItems == nil) &&
(schema.MaxProperties == nil) &&
(schema.MinProperties == nil) &&
(schema.Required == nil) &&
(schema.AdditionalProperties == nil) &&
(schema.Properties == nil) &&
(schema.PatternProperties == nil) &&
(schema.Dependencies == nil) &&
(schema.Enumeration == nil) &&
(schema.Type == nil) &&
(schema.AllOf == nil) &&
(schema.AnyOf == nil) &&
(schema.OneOf == nil) &&
(schema.Not == nil) &&
(schema.Definitions == nil) &&
(schema.Title == nil) &&
(schema.Description == nil) &&
(schema.Default == nil) &&
(schema.Format == nil) &&
(schema.Ref == nil)
}
// IsEqual returns true if two schemas are equal.
func (schema *Schema) IsEqual(schema2 *Schema) bool {
return schema.String() == schema2.String()
}
// SchemaOperation represents a function that can be applied to a Schema.
type SchemaOperation func(schema *Schema, context string)
// Applies a specified function to a Schema and all of the Schemas that it contains.
func (schema *Schema) applyToSchemas(operation SchemaOperation, context string) {
if schema.AdditionalItems != nil {
s := schema.AdditionalItems.Schema
if s != nil {
s.applyToSchemas(operation, "AdditionalItems")
}
}
if schema.Items != nil {
if schema.Items.SchemaArray != nil {
for _, s := range *(schema.Items.SchemaArray) {
s.applyToSchemas(operation, "Items.SchemaArray")
}
} else if schema.Items.Schema != nil {
schema.Items.Schema.applyToSchemas(operation, "Items.Schema")
}
}
if schema.AdditionalProperties != nil {
s := schema.AdditionalProperties.Schema
if s != nil {
s.applyToSchemas(operation, "AdditionalProperties")
}
}
if schema.Properties != nil {
for _, pair := range *(schema.Properties) {
s := pair.Value
s.applyToSchemas(operation, "Properties")
}
}
if schema.PatternProperties != nil {
for _, pair := range *(schema.PatternProperties) {
s := pair.Value
s.applyToSchemas(operation, "PatternProperties")
}
}
if schema.Dependencies != nil {
for _, pair := range *(schema.Dependencies) {
schemaOrStringArray := pair.Value
s := schemaOrStringArray.Schema
if s != nil {
s.applyToSchemas(operation, "Dependencies")
}
}
}
if schema.AllOf != nil {
for _, s := range *(schema.AllOf) {
s.applyToSchemas(operation, "AllOf")
}
}
if schema.AnyOf != nil {
for _, s := range *(schema.AnyOf) {
s.applyToSchemas(operation, "AnyOf")
}
}
if schema.OneOf != nil {
for _, s := range *(schema.OneOf) {
s.applyToSchemas(operation, "OneOf")
}
}
if schema.Not != nil {
schema.Not.applyToSchemas(operation, "Not")
}
if schema.Definitions != nil {
for _, pair := range *(schema.Definitions) {
s := pair.Value
s.applyToSchemas(operation, "Definitions")
}
}
operation(schema, context)
}
// CopyProperties copies all non-nil properties from the source Schema to the schema Schema.
func (schema *Schema) CopyProperties(source *Schema) {
if source.Schema != nil {
schema.Schema = source.Schema
}
if source.ID != nil {
schema.ID = source.ID
}
if source.MultipleOf != nil {
schema.MultipleOf = source.MultipleOf
}
if source.Maximum != nil {
schema.Maximum = source.Maximum
}
if source.ExclusiveMaximum != nil {
schema.ExclusiveMaximum = source.ExclusiveMaximum
}
if source.Minimum != nil {
schema.Minimum = source.Minimum
}
if source.ExclusiveMinimum != nil {
schema.ExclusiveMinimum = source.ExclusiveMinimum
}
if source.MaxLength != nil {
schema.MaxLength = source.MaxLength
}
if source.MinLength != nil {
schema.MinLength = source.MinLength
}
if source.Pattern != nil {
schema.Pattern = source.Pattern
}
if source.AdditionalItems != nil {
schema.AdditionalItems = source.AdditionalItems
}
if source.Items != nil {
schema.Items = source.Items
}
if source.MaxItems != nil {
schema.MaxItems = source.MaxItems
}
if source.MinItems != nil {
schema.MinItems = source.MinItems
}
if source.UniqueItems != nil {
schema.UniqueItems = source.UniqueItems
}
if source.MaxProperties != nil {
schema.MaxProperties = source.MaxProperties
}
if source.MinProperties != nil {
schema.MinProperties = source.MinProperties
}
if source.Required != nil {
schema.Required = source.Required
}
if source.AdditionalProperties != nil {
schema.AdditionalProperties = source.AdditionalProperties
}
if source.Properties != nil {
schema.Properties = source.Properties
}
if source.PatternProperties != nil {
schema.PatternProperties = source.PatternProperties
}
if source.Dependencies != nil {
schema.Dependencies = source.Dependencies
}
if source.Enumeration != nil {
schema.Enumeration = source.Enumeration
}
if source.Type != nil {
schema.Type = source.Type
}
if source.AllOf != nil {
schema.AllOf = source.AllOf
}
if source.AnyOf != nil {
schema.AnyOf = source.AnyOf
}
if source.OneOf != nil {
schema.OneOf = source.OneOf
}
if source.Not != nil {
schema.Not = source.Not
}
if source.Definitions != nil {
schema.Definitions = source.Definitions
}
if source.Title != nil {
schema.Title = source.Title
}
if source.Description != nil {
schema.Description = source.Description
}
if source.Default != nil {
schema.Default = source.Default
}
if source.Format != nil {
schema.Format = source.Format
}
if source.Ref != nil {
schema.Ref = source.Ref
}
}
// TypeIs returns true if the Type of a Schema includes the specified type
func (schema *Schema) TypeIs(typeName string) bool {
if schema.Type != nil {
// the schema Type is either a string or an array of strings
if schema.Type.String != nil {
return (*(schema.Type.String) == typeName)
} else if schema.Type.StringArray != nil {
for _, n := range *(schema.Type.StringArray) {
if n == typeName {
return true
}
}
}
}
return false
}
// ResolveRefs resolves "$ref" elements in a Schema and its children.
// But if a reference refers to an object type, is inside a oneOf, or contains a oneOf,
// the reference is kept and we expect downstream tools to separately model these
// referenced schemas.
func (schema *Schema) ResolveRefs() {
rootSchema := schema
count := 1
for count > 0 {
count = 0
schema.applyToSchemas(
func(schema *Schema, context string) {
if schema.Ref != nil {
resolvedRef, err := rootSchema.resolveJSONPointer(*(schema.Ref))
if err != nil {
log.Printf("%+v", err)
} else if resolvedRef.TypeIs("object") {
// don't substitute for objects, we'll model the referenced schema with a class
} else if context == "OneOf" {
// don't substitute for references inside oneOf declarations
} else if resolvedRef.OneOf != nil {
// don't substitute for references that contain oneOf declarations
} else if resolvedRef.AdditionalProperties != nil {
// don't substitute for references that look like objects
} else {
schema.Ref = nil
schema.CopyProperties(resolvedRef)
count++
}
}
}, "")
}
}
// resolveJSONPointer resolves JSON pointers.
// This current implementation is very crude and custom for OpenAPI 2.0 schemas.
// It panics for any pointer that it is unable to resolve.
func (schema *Schema) resolveJSONPointer(ref string) (result *Schema, err error) {
parts := strings.Split(ref, "#")
if len(parts) == 2 {
documentName := parts[0] + "#"
if documentName == "#" && schema.ID != nil {
documentName = *(schema.ID)
}
path := parts[1]
document := schemas[documentName]
pathParts := strings.Split(path, "/")
// we currently do a very limited (hard-coded) resolution of certain paths and log errors for missed cases
if len(pathParts) == 1 {
return document, nil
} else if len(pathParts) == 3 {
switch pathParts[1] {
case "definitions":
dictionary := document.Definitions
for _, pair := range *dictionary {
if pair.Name == pathParts[2] {
result = pair.Value
}
}
case "properties":
dictionary := document.Properties
for _, pair := range *dictionary {
if pair.Name == pathParts[2] {
result = pair.Value
}
}
default:
break
}
}
}
if result == nil {
return nil, fmt.Errorf("unresolved pointer: %+v", ref)
}
return result, nil
}
// ResolveAllOfs replaces "allOf" elements by merging their properties into the parent Schema.
func (schema *Schema) ResolveAllOfs() {
schema.applyToSchemas(
func(schema *Schema, context string) {
if schema.AllOf != nil {
for _, allOf := range *(schema.AllOf) {
schema.CopyProperties(allOf)
}
schema.AllOf = nil
}
}, "resolveAllOfs")
}
// ResolveAnyOfs replaces all "anyOf" elements with "oneOf".
func (schema *Schema) ResolveAnyOfs() {
schema.applyToSchemas(
func(schema *Schema, context string) {
if schema.AnyOf != nil {
schema.OneOf = schema.AnyOf
schema.AnyOf = nil
}
}, "resolveAnyOfs")
}
// return a pointer to a copy of a passed-in string
func stringptr(input string) (output *string) {
return &input
}
// CopyOfficialSchemaProperty copies a named property from the official JSON Schema definition
func (schema *Schema) CopyOfficialSchemaProperty(name string) {
*schema.Properties = append(*schema.Properties,
NewNamedSchema(name,
&Schema{Ref: stringptr("http://json-schema.org/draft-04/schema#/properties/" + name)}))
}
// CopyOfficialSchemaProperties copies named properties from the official JSON Schema definition
func (schema *Schema) CopyOfficialSchemaProperties(names []string) {
for _, name := range names {
schema.CopyOfficialSchemaProperty(name)
}
}

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@ -1,442 +0,0 @@
// Copyright 2017 Google LLC. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//go:generate go run generate-base.go
package jsonschema
import (
"fmt"
"io/ioutil"
"strconv"
"gopkg.in/yaml.v3"
)
// This is a global map of all known Schemas.
// It is initialized when the first Schema is created and inserted.
var schemas map[string]*Schema
// NewBaseSchema builds a schema object from an embedded json representation.
func NewBaseSchema() (schema *Schema, err error) {
b, err := baseSchemaBytes()
if err != nil {
return nil, err
}
var node yaml.Node
err = yaml.Unmarshal(b, &node)
if err != nil {
return nil, err
}
return NewSchemaFromObject(&node), nil
}
// NewSchemaFromFile reads a schema from a file.
// Currently this assumes that schemas are stored in the source distribution of this project.
func NewSchemaFromFile(filename string) (schema *Schema, err error) {
file, err := ioutil.ReadFile(filename)
if err != nil {
return nil, err
}
var node yaml.Node
err = yaml.Unmarshal(file, &node)
if err != nil {
return nil, err
}
return NewSchemaFromObject(&node), nil
}
// NewSchemaFromObject constructs a schema from a parsed JSON object.
// Due to the complexity of the schema representation, this is a
// custom reader and not the standard Go JSON reader (encoding/json).
func NewSchemaFromObject(jsonData *yaml.Node) *Schema {
switch jsonData.Kind {
case yaml.DocumentNode:
return NewSchemaFromObject(jsonData.Content[0])
case yaml.MappingNode:
schema := &Schema{}
for i := 0; i < len(jsonData.Content); i += 2 {
k := jsonData.Content[i].Value
v := jsonData.Content[i+1]
switch k {
case "$schema":
schema.Schema = schema.stringValue(v)
case "id":
schema.ID = schema.stringValue(v)
case "multipleOf":
schema.MultipleOf = schema.numberValue(v)
case "maximum":
schema.Maximum = schema.numberValue(v)
case "exclusiveMaximum":
schema.ExclusiveMaximum = schema.boolValue(v)
case "minimum":
schema.Minimum = schema.numberValue(v)
case "exclusiveMinimum":
schema.ExclusiveMinimum = schema.boolValue(v)
case "maxLength":
schema.MaxLength = schema.intValue(v)
case "minLength":
schema.MinLength = schema.intValue(v)
case "pattern":
schema.Pattern = schema.stringValue(v)
case "additionalItems":
schema.AdditionalItems = schema.schemaOrBooleanValue(v)
case "items":
schema.Items = schema.schemaOrSchemaArrayValue(v)
case "maxItems":
schema.MaxItems = schema.intValue(v)
case "minItems":
schema.MinItems = schema.intValue(v)
case "uniqueItems":
schema.UniqueItems = schema.boolValue(v)
case "maxProperties":
schema.MaxProperties = schema.intValue(v)
case "minProperties":
schema.MinProperties = schema.intValue(v)
case "required":
schema.Required = schema.arrayOfStringsValue(v)
case "additionalProperties":
schema.AdditionalProperties = schema.schemaOrBooleanValue(v)
case "properties":
schema.Properties = schema.mapOfSchemasValue(v)
case "patternProperties":
schema.PatternProperties = schema.mapOfSchemasValue(v)
case "dependencies":
schema.Dependencies = schema.mapOfSchemasOrStringArraysValue(v)
case "enum":
schema.Enumeration = schema.arrayOfEnumValuesValue(v)
case "type":
schema.Type = schema.stringOrStringArrayValue(v)
case "allOf":
schema.AllOf = schema.arrayOfSchemasValue(v)
case "anyOf":
schema.AnyOf = schema.arrayOfSchemasValue(v)
case "oneOf":
schema.OneOf = schema.arrayOfSchemasValue(v)
case "not":
schema.Not = NewSchemaFromObject(v)
case "definitions":
schema.Definitions = schema.mapOfSchemasValue(v)
case "title":
schema.Title = schema.stringValue(v)
case "description":
schema.Description = schema.stringValue(v)
case "default":
schema.Default = v
case "format":
schema.Format = schema.stringValue(v)
case "$ref":
schema.Ref = schema.stringValue(v)
default:
fmt.Printf("UNSUPPORTED (%s)\n", k)
}
}
// insert schema in global map
if schema.ID != nil {
if schemas == nil {
schemas = make(map[string]*Schema, 0)
}
schemas[*(schema.ID)] = schema
}
return schema
default:
fmt.Printf("schemaValue: unexpected node %+v\n", jsonData)
return nil
}
return nil
}
//
// BUILDERS
// The following methods build elements of Schemas from interface{} values.
// Each returns nil if it is unable to build the desired element.
//
// Gets the string value of an interface{} value if possible.
func (schema *Schema) stringValue(v *yaml.Node) *string {
switch v.Kind {
case yaml.ScalarNode:
return &v.Value
default:
fmt.Printf("stringValue: unexpected node %+v\n", v)
}
return nil
}
// Gets the numeric value of an interface{} value if possible.
func (schema *Schema) numberValue(v *yaml.Node) *SchemaNumber {
number := &SchemaNumber{}
switch v.Kind {
case yaml.ScalarNode:
switch v.Tag {
case "!!float":
v2, _ := strconv.ParseFloat(v.Value, 64)
number.Float = &v2
return number
case "!!int":
v2, _ := strconv.ParseInt(v.Value, 10, 64)
number.Integer = &v2
return number
default:
fmt.Printf("stringValue: unexpected node %+v\n", v)
}
default:
fmt.Printf("stringValue: unexpected node %+v\n", v)
}
return nil
}
// Gets the integer value of an interface{} value if possible.
func (schema *Schema) intValue(v *yaml.Node) *int64 {
switch v.Kind {
case yaml.ScalarNode:
switch v.Tag {
case "!!float":
v2, _ := strconv.ParseFloat(v.Value, 64)
v3 := int64(v2)
return &v3
case "!!int":
v2, _ := strconv.ParseInt(v.Value, 10, 64)
return &v2
default:
fmt.Printf("intValue: unexpected node %+v\n", v)
}
default:
fmt.Printf("intValue: unexpected node %+v\n", v)
}
return nil
}
// Gets the bool value of an interface{} value if possible.
func (schema *Schema) boolValue(v *yaml.Node) *bool {
switch v.Kind {
case yaml.ScalarNode:
switch v.Tag {
case "!!bool":
v2, _ := strconv.ParseBool(v.Value)
return &v2
default:
fmt.Printf("boolValue: unexpected node %+v\n", v)
}
default:
fmt.Printf("boolValue: unexpected node %+v\n", v)
}
return nil
}
// Gets a map of Schemas from an interface{} value if possible.
func (schema *Schema) mapOfSchemasValue(v *yaml.Node) *[]*NamedSchema {
switch v.Kind {
case yaml.MappingNode:
m := make([]*NamedSchema, 0)
for i := 0; i < len(v.Content); i += 2 {
k2 := v.Content[i].Value
v2 := v.Content[i+1]
pair := &NamedSchema{Name: k2, Value: NewSchemaFromObject(v2)}
m = append(m, pair)
}
return &m
default:
fmt.Printf("mapOfSchemasValue: unexpected node %+v\n", v)
}
return nil
}
// Gets an array of Schemas from an interface{} value if possible.
func (schema *Schema) arrayOfSchemasValue(v *yaml.Node) *[]*Schema {
switch v.Kind {
case yaml.SequenceNode:
m := make([]*Schema, 0)
for _, v2 := range v.Content {
switch v2.Kind {
case yaml.MappingNode:
s := NewSchemaFromObject(v2)
m = append(m, s)
default:
fmt.Printf("arrayOfSchemasValue: unexpected node %+v\n", v2)
}
}
return &m
case yaml.MappingNode:
m := make([]*Schema, 0)
s := NewSchemaFromObject(v)
m = append(m, s)
return &m
default:
fmt.Printf("arrayOfSchemasValue: unexpected node %+v\n", v)
}
return nil
}
// Gets a Schema or an array of Schemas from an interface{} value if possible.
func (schema *Schema) schemaOrSchemaArrayValue(v *yaml.Node) *SchemaOrSchemaArray {
switch v.Kind {
case yaml.SequenceNode:
m := make([]*Schema, 0)
for _, v2 := range v.Content {
switch v2.Kind {
case yaml.MappingNode:
s := NewSchemaFromObject(v2)
m = append(m, s)
default:
fmt.Printf("schemaOrSchemaArrayValue: unexpected node %+v\n", v2)
}
}
return &SchemaOrSchemaArray{SchemaArray: &m}
case yaml.MappingNode:
s := NewSchemaFromObject(v)
return &SchemaOrSchemaArray{Schema: s}
default:
fmt.Printf("schemaOrSchemaArrayValue: unexpected node %+v\n", v)
}
return nil
}
// Gets an array of strings from an interface{} value if possible.
func (schema *Schema) arrayOfStringsValue(v *yaml.Node) *[]string {
switch v.Kind {
case yaml.ScalarNode:
a := []string{v.Value}
return &a
case yaml.SequenceNode:
a := make([]string, 0)
for _, v2 := range v.Content {
switch v2.Kind {
case yaml.ScalarNode:
a = append(a, v2.Value)
default:
fmt.Printf("arrayOfStringsValue: unexpected node %+v\n", v2)
}
}
return &a
default:
fmt.Printf("arrayOfStringsValue: unexpected node %+v\n", v)
}
return nil
}
// Gets a string or an array of strings from an interface{} value if possible.
func (schema *Schema) stringOrStringArrayValue(v *yaml.Node) *StringOrStringArray {
switch v.Kind {
case yaml.ScalarNode:
s := &StringOrStringArray{}
s.String = &v.Value
return s
case yaml.SequenceNode:
a := make([]string, 0)
for _, v2 := range v.Content {
switch v2.Kind {
case yaml.ScalarNode:
a = append(a, v2.Value)
default:
fmt.Printf("arrayOfStringsValue: unexpected node %+v\n", v2)
}
}
s := &StringOrStringArray{}
s.StringArray = &a
return s
default:
fmt.Printf("arrayOfStringsValue: unexpected node %+v\n", v)
}
return nil
}
// Gets an array of enum values from an interface{} value if possible.
func (schema *Schema) arrayOfEnumValuesValue(v *yaml.Node) *[]SchemaEnumValue {
a := make([]SchemaEnumValue, 0)
switch v.Kind {
case yaml.SequenceNode:
for _, v2 := range v.Content {
switch v2.Kind {
case yaml.ScalarNode:
switch v2.Tag {
case "!!str":
a = append(a, SchemaEnumValue{String: &v2.Value})
case "!!bool":
v3, _ := strconv.ParseBool(v2.Value)
a = append(a, SchemaEnumValue{Bool: &v3})
default:
fmt.Printf("arrayOfEnumValuesValue: unexpected type %s\n", v2.Tag)
}
default:
fmt.Printf("arrayOfEnumValuesValue: unexpected node %+v\n", v2)
}
}
default:
fmt.Printf("arrayOfEnumValuesValue: unexpected node %+v\n", v)
}
return &a
}
// Gets a map of schemas or string arrays from an interface{} value if possible.
func (schema *Schema) mapOfSchemasOrStringArraysValue(v *yaml.Node) *[]*NamedSchemaOrStringArray {
m := make([]*NamedSchemaOrStringArray, 0)
switch v.Kind {
case yaml.MappingNode:
for i := 0; i < len(v.Content); i += 2 {
k2 := v.Content[i].Value
v2 := v.Content[i+1]
switch v2.Kind {
case yaml.SequenceNode:
a := make([]string, 0)
for _, v3 := range v2.Content {
switch v3.Kind {
case yaml.ScalarNode:
a = append(a, v3.Value)
default:
fmt.Printf("mapOfSchemasOrStringArraysValue: unexpected node %+v\n", v3)
}
}
s := &SchemaOrStringArray{}
s.StringArray = &a
pair := &NamedSchemaOrStringArray{Name: k2, Value: s}
m = append(m, pair)
default:
fmt.Printf("mapOfSchemasOrStringArraysValue: unexpected node %+v\n", v2)
}
}
default:
fmt.Printf("mapOfSchemasOrStringArraysValue: unexpected node %+v\n", v)
}
return &m
}
// Gets a schema or a boolean value from an interface{} value if possible.
func (schema *Schema) schemaOrBooleanValue(v *yaml.Node) *SchemaOrBoolean {
schemaOrBoolean := &SchemaOrBoolean{}
switch v.Kind {
case yaml.ScalarNode:
v2, _ := strconv.ParseBool(v.Value)
schemaOrBoolean.Boolean = &v2
case yaml.MappingNode:
schemaOrBoolean.Schema = NewSchemaFromObject(v)
default:
fmt.Printf("schemaOrBooleanValue: unexpected node %+v\n", v)
}
return schemaOrBoolean
}

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@ -1,150 +0,0 @@
{
"id": "http://json-schema.org/draft-04/schema#",
"$schema": "http://json-schema.org/draft-04/schema#",
"description": "Core schema meta-schema",
"definitions": {
"schemaArray": {
"type": "array",
"minItems": 1,
"items": { "$ref": "#" }
},
"positiveInteger": {
"type": "integer",
"minimum": 0
},
"positiveIntegerDefault0": {
"allOf": [ { "$ref": "#/definitions/positiveInteger" }, { "default": 0 } ]
},
"simpleTypes": {
"enum": [ "array", "boolean", "integer", "null", "number", "object", "string" ]
},
"stringArray": {
"type": "array",
"items": { "type": "string" },
"minItems": 1,
"uniqueItems": true
}
},
"type": "object",
"properties": {
"id": {
"type": "string",
"format": "uri"
},
"$schema": {
"type": "string",
"format": "uri"
},
"title": {
"type": "string"
},
"description": {
"type": "string"
},
"default": {},
"multipleOf": {
"type": "number",
"minimum": 0,
"exclusiveMinimum": true
},
"maximum": {
"type": "number"
},
"exclusiveMaximum": {
"type": "boolean",
"default": false
},
"minimum": {
"type": "number"
},
"exclusiveMinimum": {
"type": "boolean",
"default": false
},
"maxLength": { "$ref": "#/definitions/positiveInteger" },
"minLength": { "$ref": "#/definitions/positiveIntegerDefault0" },
"pattern": {
"type": "string",
"format": "regex"
},
"additionalItems": {
"anyOf": [
{ "type": "boolean" },
{ "$ref": "#" }
],
"default": {}
},
"items": {
"anyOf": [
{ "$ref": "#" },
{ "$ref": "#/definitions/schemaArray" }
],
"default": {}
},
"maxItems": { "$ref": "#/definitions/positiveInteger" },
"minItems": { "$ref": "#/definitions/positiveIntegerDefault0" },
"uniqueItems": {
"type": "boolean",
"default": false
},
"maxProperties": { "$ref": "#/definitions/positiveInteger" },
"minProperties": { "$ref": "#/definitions/positiveIntegerDefault0" },
"required": { "$ref": "#/definitions/stringArray" },
"additionalProperties": {
"anyOf": [
{ "type": "boolean" },
{ "$ref": "#" }
],
"default": {}
},
"definitions": {
"type": "object",
"additionalProperties": { "$ref": "#" },
"default": {}
},
"properties": {
"type": "object",
"additionalProperties": { "$ref": "#" },
"default": {}
},
"patternProperties": {
"type": "object",
"additionalProperties": { "$ref": "#" },
"default": {}
},
"dependencies": {
"type": "object",
"additionalProperties": {
"anyOf": [
{ "$ref": "#" },
{ "$ref": "#/definitions/stringArray" }
]
}
},
"enum": {
"type": "array",
"minItems": 1,
"uniqueItems": true
},
"type": {
"anyOf": [
{ "$ref": "#/definitions/simpleTypes" },
{
"type": "array",
"items": { "$ref": "#/definitions/simpleTypes" },
"minItems": 1,
"uniqueItems": true
}
]
},
"allOf": { "$ref": "#/definitions/schemaArray" },
"anyOf": { "$ref": "#/definitions/schemaArray" },
"oneOf": { "$ref": "#/definitions/schemaArray" },
"not": { "$ref": "#" }
},
"dependencies": {
"exclusiveMaximum": [ "maximum" ],
"exclusiveMinimum": [ "minimum" ]
},
"default": {}
}

View File

@ -1,369 +0,0 @@
// Copyright 2017 Google LLC. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package jsonschema
import (
"fmt"
"gopkg.in/yaml.v3"
)
const indentation = " "
func renderMappingNode(node *yaml.Node, indent string) (result string) {
result = "{\n"
innerIndent := indent + indentation
for i := 0; i < len(node.Content); i += 2 {
// first print the key
key := node.Content[i].Value
result += fmt.Sprintf("%s\"%+v\": ", innerIndent, key)
// then the value
value := node.Content[i+1]
switch value.Kind {
case yaml.ScalarNode:
result += "\"" + value.Value + "\""
case yaml.MappingNode:
result += renderMappingNode(value, innerIndent)
case yaml.SequenceNode:
result += renderSequenceNode(value, innerIndent)
default:
result += fmt.Sprintf("???MapItem(Key:%+v, Value:%T)", value, value)
}
if i < len(node.Content)-2 {
result += ","
}
result += "\n"
}
result += indent + "}"
return result
}
func renderSequenceNode(node *yaml.Node, indent string) (result string) {
result = "[\n"
innerIndent := indent + indentation
for i := 0; i < len(node.Content); i++ {
item := node.Content[i]
switch item.Kind {
case yaml.ScalarNode:
result += innerIndent + "\"" + item.Value + "\""
case yaml.MappingNode:
result += innerIndent + renderMappingNode(item, innerIndent) + ""
default:
result += innerIndent + fmt.Sprintf("???ArrayItem(%+v)", item)
}
if i < len(node.Content)-1 {
result += ","
}
result += "\n"
}
result += indent + "]"
return result
}
func renderStringArray(array []string, indent string) (result string) {
result = "[\n"
innerIndent := indent + indentation
for i, item := range array {
result += innerIndent + "\"" + item + "\""
if i < len(array)-1 {
result += ","
}
result += "\n"
}
result += indent + "]"
return result
}
// Render renders a yaml.Node as JSON
func Render(node *yaml.Node) string {
if node.Kind == yaml.DocumentNode {
if len(node.Content) == 1 {
return Render(node.Content[0])
}
} else if node.Kind == yaml.MappingNode {
return renderMappingNode(node, "") + "\n"
} else if node.Kind == yaml.SequenceNode {
return renderSequenceNode(node, "") + "\n"
}
return ""
}
func (object *SchemaNumber) nodeValue() *yaml.Node {
if object.Integer != nil {
return nodeForInt64(*object.Integer)
} else if object.Float != nil {
return nodeForFloat64(*object.Float)
} else {
return nil
}
}
func (object *SchemaOrBoolean) nodeValue() *yaml.Node {
if object.Schema != nil {
return object.Schema.nodeValue()
} else if object.Boolean != nil {
return nodeForBoolean(*object.Boolean)
} else {
return nil
}
}
func nodeForStringArray(array []string) *yaml.Node {
content := make([]*yaml.Node, 0)
for _, item := range array {
content = append(content, nodeForString(item))
}
return nodeForSequence(content)
}
func nodeForSchemaArray(array []*Schema) *yaml.Node {
content := make([]*yaml.Node, 0)
for _, item := range array {
content = append(content, item.nodeValue())
}
return nodeForSequence(content)
}
func (object *StringOrStringArray) nodeValue() *yaml.Node {
if object.String != nil {
return nodeForString(*object.String)
} else if object.StringArray != nil {
return nodeForStringArray(*(object.StringArray))
} else {
return nil
}
}
func (object *SchemaOrStringArray) nodeValue() *yaml.Node {
if object.Schema != nil {
return object.Schema.nodeValue()
} else if object.StringArray != nil {
return nodeForStringArray(*(object.StringArray))
} else {
return nil
}
}
func (object *SchemaOrSchemaArray) nodeValue() *yaml.Node {
if object.Schema != nil {
return object.Schema.nodeValue()
} else if object.SchemaArray != nil {
return nodeForSchemaArray(*(object.SchemaArray))
} else {
return nil
}
}
func (object *SchemaEnumValue) nodeValue() *yaml.Node {
if object.String != nil {
return nodeForString(*object.String)
} else if object.Bool != nil {
return nodeForBoolean(*object.Bool)
} else {
return nil
}
}
func nodeForNamedSchemaArray(array *[]*NamedSchema) *yaml.Node {
content := make([]*yaml.Node, 0)
for _, pair := range *(array) {
content = appendPair(content, pair.Name, pair.Value.nodeValue())
}
return nodeForMapping(content)
}
func nodeForNamedSchemaOrStringArray(array *[]*NamedSchemaOrStringArray) *yaml.Node {
content := make([]*yaml.Node, 0)
for _, pair := range *(array) {
content = appendPair(content, pair.Name, pair.Value.nodeValue())
}
return nodeForMapping(content)
}
func nodeForSchemaEnumArray(array *[]SchemaEnumValue) *yaml.Node {
content := make([]*yaml.Node, 0)
for _, item := range *array {
content = append(content, item.nodeValue())
}
return nodeForSequence(content)
}
func nodeForMapping(content []*yaml.Node) *yaml.Node {
return &yaml.Node{
Kind: yaml.MappingNode,
Content: content,
}
}
func nodeForSequence(content []*yaml.Node) *yaml.Node {
return &yaml.Node{
Kind: yaml.SequenceNode,
Content: content,
}
}
func nodeForString(value string) *yaml.Node {
return &yaml.Node{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: value,
}
}
func nodeForBoolean(value bool) *yaml.Node {
return &yaml.Node{
Kind: yaml.ScalarNode,
Tag: "!!bool",
Value: fmt.Sprintf("%t", value),
}
}
func nodeForInt64(value int64) *yaml.Node {
return &yaml.Node{
Kind: yaml.ScalarNode,
Tag: "!!int",
Value: fmt.Sprintf("%d", value),
}
}
func nodeForFloat64(value float64) *yaml.Node {
return &yaml.Node{
Kind: yaml.ScalarNode,
Tag: "!!float",
Value: fmt.Sprintf("%f", value),
}
}
func appendPair(nodes []*yaml.Node, name string, value *yaml.Node) []*yaml.Node {
nodes = append(nodes, nodeForString(name))
nodes = append(nodes, value)
return nodes
}
func (schema *Schema) nodeValue() *yaml.Node {
n := &yaml.Node{Kind: yaml.MappingNode}
content := make([]*yaml.Node, 0)
if schema.Title != nil {
content = appendPair(content, "title", nodeForString(*schema.Title))
}
if schema.ID != nil {
content = appendPair(content, "id", nodeForString(*schema.ID))
}
if schema.Schema != nil {
content = appendPair(content, "$schema", nodeForString(*schema.Schema))
}
if schema.Type != nil {
content = appendPair(content, "type", schema.Type.nodeValue())
}
if schema.Items != nil {
content = appendPair(content, "items", schema.Items.nodeValue())
}
if schema.Description != nil {
content = appendPair(content, "description", nodeForString(*schema.Description))
}
if schema.Required != nil {
content = appendPair(content, "required", nodeForStringArray(*schema.Required))
}
if schema.AdditionalProperties != nil {
content = appendPair(content, "additionalProperties", schema.AdditionalProperties.nodeValue())
}
if schema.PatternProperties != nil {
content = appendPair(content, "patternProperties", nodeForNamedSchemaArray(schema.PatternProperties))
}
if schema.Properties != nil {
content = appendPair(content, "properties", nodeForNamedSchemaArray(schema.Properties))
}
if schema.Dependencies != nil {
content = appendPair(content, "dependencies", nodeForNamedSchemaOrStringArray(schema.Dependencies))
}
if schema.Ref != nil {
content = appendPair(content, "$ref", nodeForString(*schema.Ref))
}
if schema.MultipleOf != nil {
content = appendPair(content, "multipleOf", schema.MultipleOf.nodeValue())
}
if schema.Maximum != nil {
content = appendPair(content, "maximum", schema.Maximum.nodeValue())
}
if schema.ExclusiveMaximum != nil {
content = appendPair(content, "exclusiveMaximum", nodeForBoolean(*schema.ExclusiveMaximum))
}
if schema.Minimum != nil {
content = appendPair(content, "minimum", schema.Minimum.nodeValue())
}
if schema.ExclusiveMinimum != nil {
content = appendPair(content, "exclusiveMinimum", nodeForBoolean(*schema.ExclusiveMinimum))
}
if schema.MaxLength != nil {
content = appendPair(content, "maxLength", nodeForInt64(*schema.MaxLength))
}
if schema.MinLength != nil {
content = appendPair(content, "minLength", nodeForInt64(*schema.MinLength))
}
if schema.Pattern != nil {
content = appendPair(content, "pattern", nodeForString(*schema.Pattern))
}
if schema.AdditionalItems != nil {
content = appendPair(content, "additionalItems", schema.AdditionalItems.nodeValue())
}
if schema.MaxItems != nil {
content = appendPair(content, "maxItems", nodeForInt64(*schema.MaxItems))
}
if schema.MinItems != nil {
content = appendPair(content, "minItems", nodeForInt64(*schema.MinItems))
}
if schema.UniqueItems != nil {
content = appendPair(content, "uniqueItems", nodeForBoolean(*schema.UniqueItems))
}
if schema.MaxProperties != nil {
content = appendPair(content, "maxProperties", nodeForInt64(*schema.MaxProperties))
}
if schema.MinProperties != nil {
content = appendPair(content, "minProperties", nodeForInt64(*schema.MinProperties))
}
if schema.Enumeration != nil {
content = appendPair(content, "enum", nodeForSchemaEnumArray(schema.Enumeration))
}
if schema.AllOf != nil {
content = appendPair(content, "allOf", nodeForSchemaArray(*schema.AllOf))
}
if schema.AnyOf != nil {
content = appendPair(content, "anyOf", nodeForSchemaArray(*schema.AnyOf))
}
if schema.OneOf != nil {
content = appendPair(content, "oneOf", nodeForSchemaArray(*schema.OneOf))
}
if schema.Not != nil {
content = appendPair(content, "not", schema.Not.nodeValue())
}
if schema.Definitions != nil {
content = appendPair(content, "definitions", nodeForNamedSchemaArray(schema.Definitions))
}
if schema.Default != nil {
// m = append(m, yaml.MapItem{Key: "default", Value: *schema.Default})
}
if schema.Format != nil {
content = appendPair(content, "format", nodeForString(*schema.Format))
}
n.Content = content
return n
}
// JSONString returns a json representation of a schema.
func (schema *Schema) JSONString() string {
node := schema.nodeValue()
return Render(node)
}

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@ -0,0 +1,38 @@
// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package socket
import (
"syscall"
"unsafe"
)
func syscall_syscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno)
func syscall_syscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno)
func probeProtocolStack() int {
return 4 // sizeof(int) on GOOS=zos GOARCH=s390x
}
func getsockopt(s uintptr, level, name int, b []byte) (int, error) {
l := uint32(len(b))
_, _, errno := syscall_syscall6(syscall.SYS_GETSOCKOPT, s, uintptr(level), uintptr(name), uintptr(unsafe.Pointer(&b[0])), uintptr(unsafe.Pointer(&l)), 0)
return int(l), errnoErr(errno)
}
func setsockopt(s uintptr, level, name int, b []byte) error {
_, _, errno := syscall_syscall6(syscall.SYS_SETSOCKOPT, s, uintptr(level), uintptr(name), uintptr(unsafe.Pointer(&b[0])), uintptr(len(b)), 0)
return errnoErr(errno)
}
func recvmsg(s uintptr, h *msghdr, flags int) (int, error) {
n, _, errno := syscall_syscall(syscall.SYS___RECVMSG_A, s, uintptr(unsafe.Pointer(h)), uintptr(flags))
return int(n), errnoErr(errno)
}
func sendmsg(s uintptr, h *msghdr, flags int) (int, error) {
n, _, errno := syscall_syscall(syscall.SYS___SENDMSG_A, s, uintptr(unsafe.Pointer(h)), uintptr(flags))
return int(n), errnoErr(errno)
}

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@ -0,0 +1,11 @@
// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
#include "textflag.h"
TEXT ·syscall_syscall(SB),NOSPLIT,$0
JMP syscall·_syscall(SB)
TEXT ·syscall_syscall6(SB),NOSPLIT,$0
JMP syscall·_syscall6(SB)

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@ -0,0 +1,50 @@
// Code generated by cmd/cgo -godefs; DO NOT EDIT.
// cgo -godefs defs_openbsd.go
package socket
type iovec struct {
Base *byte
Len uint64
}
type msghdr struct {
Name *byte
Namelen uint32
Iov *iovec
Iovlen uint32
Control *byte
Controllen uint32
Flags int32
}
type cmsghdr struct {
Len uint32
Level int32
Type int32
}
type sockaddrInet struct {
Len uint8
Family uint8
Port uint16
Addr [4]byte /* in_addr */
Zero [8]int8
}
type sockaddrInet6 struct {
Len uint8
Family uint8
Port uint16
Flowinfo uint32
Addr [16]byte /* in6_addr */
Scope_id uint32
}
const (
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c
)

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@ -0,0 +1,32 @@
// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package socket
type iovec struct {
Base *byte
Len uint64
}
type msghdr struct {
Name *byte
Iov *iovec
Control *byte
Flags int32
Namelen uint32
Iovlen int32
Controllen uint32
}
type cmsghdr struct {
Len int32
Level int32
Type int32
}
const (
sizeofCmsghdr = 12
sizeofSockaddrInet = 16
sizeofSockaddrInet6 = 28
)

86
vendor/golang.org/x/net/ipv4/control_zos.go generated vendored Normal file
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@ -0,0 +1,86 @@
// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package ipv4
import (
"net"
"unsafe"
"golang.org/x/net/internal/iana"
"golang.org/x/net/internal/socket"
)
func marshalPacketInfo(b []byte, cm *ControlMessage) []byte {
m := socket.ControlMessage(b)
m.MarshalHeader(iana.ProtocolIP, sysIP_PKTINFO, sizeofInetPktinfo)
if cm != nil {
pi := (*inetPktinfo)(unsafe.Pointer(&m.Data(sizeofInetPktinfo)[0]))
if ip := cm.Src.To4(); ip != nil {
copy(pi.Addr[:], ip)
}
if cm.IfIndex > 0 {
pi.setIfindex(cm.IfIndex)
}
}
return m.Next(sizeofInetPktinfo)
}
func parsePacketInfo(cm *ControlMessage, b []byte) {
pi := (*inetPktinfo)(unsafe.Pointer(&b[0]))
cm.IfIndex = int(pi.Ifindex)
if len(cm.Dst) < net.IPv4len {
cm.Dst = make(net.IP, net.IPv4len)
}
copy(cm.Dst, pi.Addr[:])
}
func setControlMessage(c *socket.Conn, opt *rawOpt, cf ControlFlags, on bool) error {
opt.Lock()
defer opt.Unlock()
if so, ok := sockOpts[ssoReceiveTTL]; ok && cf&FlagTTL != 0 {
if err := so.SetInt(c, boolint(on)); err != nil {
return err
}
if on {
opt.set(FlagTTL)
} else {
opt.clear(FlagTTL)
}
}
if so, ok := sockOpts[ssoPacketInfo]; ok {
if cf&(FlagSrc|FlagDst|FlagInterface) != 0 {
if err := so.SetInt(c, boolint(on)); err != nil {
return err
}
if on {
opt.set(cf & (FlagSrc | FlagDst | FlagInterface))
} else {
opt.clear(cf & (FlagSrc | FlagDst | FlagInterface))
}
}
} else {
if so, ok := sockOpts[ssoReceiveDst]; ok && cf&FlagDst != 0 {
if err := so.SetInt(c, boolint(on)); err != nil {
return err
}
if on {
opt.set(FlagDst)
} else {
opt.clear(FlagDst)
}
}
if so, ok := sockOpts[ssoReceiveInterface]; ok && cf&FlagInterface != 0 {
if err := so.SetInt(c, boolint(on)); err != nil {
return err
}
if on {
opt.set(FlagInterface)
} else {
opt.clear(FlagInterface)
}
}
}
return nil
}

55
vendor/golang.org/x/net/ipv4/sys_zos.go generated vendored Normal file
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@ -0,0 +1,55 @@
// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package ipv4
import (
"net"
"syscall"
"unsafe"
"golang.org/x/net/internal/iana"
"golang.org/x/net/internal/socket"
)
var (
ctlOpts = [ctlMax]ctlOpt{
ctlPacketInfo: {sysIP_PKTINFO, sizeofInetPktinfo, marshalPacketInfo, parsePacketInfo},
}
sockOpts = map[int]*sockOpt{
ssoMulticastTTL: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_TTL, Len: 1}},
ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_IF, Len: 4}},
ssoMulticastLoopback: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_LOOP, Len: 1}},
ssoPacketInfo: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVPKTINFO, Len: 4}},
ssoJoinGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
ssoLeaveGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
ssoJoinSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
ssoLeaveSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
ssoBlockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
ssoUnblockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
}
)
func (pi *inetPktinfo) setIfindex(i int) {
pi.Ifindex = uint32(i)
}
func (gr *groupReq) setGroup(grp net.IP) {
sa := (*sockaddrInet4)(unsafe.Pointer(&gr.Group))
sa.Family = syscall.AF_INET
sa.Len = sizeofSockaddrInet4
copy(sa.Addr[:], grp)
}
func (gsr *groupSourceReq) setSourceGroup(grp, src net.IP) {
sa := (*sockaddrInet4)(unsafe.Pointer(&gsr.Group))
sa.Family = syscall.AF_INET
sa.Len = sizeofSockaddrInet4
copy(sa.Addr[:], grp)
sa = (*sockaddrInet4)(unsafe.Pointer(&gsr.Source))
sa.Family = syscall.AF_INET
sa.Len = sizeofSockaddrInet4
copy(sa.Addr[:], src)
}

80
vendor/golang.org/x/net/ipv4/zsys_zos_s390x.go generated vendored Normal file
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@ -0,0 +1,80 @@
// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Hand edited based on zerrors_zos_s390x.go
// TODO(Bill O'Farrell): auto-generate.
package ipv4
const (
sysIP_ADD_MEMBERSHIP = 5
sysIP_ADD_SOURCE_MEMBERSHIP = 12
sysIP_BLOCK_SOURCE = 10
sysIP_DEFAULT_MULTICAST_LOOP = 1
sysIP_DEFAULT_MULTICAST_TTL = 1
sysIP_DROP_MEMBERSHIP = 6
sysIP_DROP_SOURCE_MEMBERSHIP = 13
sysIP_MAX_MEMBERSHIPS = 20
sysIP_MULTICAST_IF = 7
sysIP_MULTICAST_LOOP = 4
sysIP_MULTICAST_TTL = 3
sysIP_OPTIONS = 1
sysIP_PKTINFO = 101
sysIP_RECVPKTINFO = 102
sysIP_TOS = 2
sysIP_UNBLOCK_SOURCE = 11
sysMCAST_JOIN_GROUP = 40
sysMCAST_LEAVE_GROUP = 41
sysMCAST_JOIN_SOURCE_GROUP = 42
sysMCAST_LEAVE_SOURCE_GROUP = 43
sysMCAST_BLOCK_SOURCE = 44
sysMCAST_UNBLOCK_SOURCE = 45
sizeofIPMreq = 8
sizeofSockaddrInet4 = 16
sizeofSockaddrStorage = 128
sizeofGroupReq = 136
sizeofGroupSourceReq = 264
sizeofInetPktinfo = 8
)
type sockaddrInet4 struct {
Len uint8
Family uint8
Port uint16
Addr [4]byte
Zero [8]uint8
}
type inetPktinfo struct {
Addr [4]byte
Ifindex uint32
}
type sockaddrStorage struct {
Len uint8
Family byte
ss_pad1 [6]byte
ss_align int64
ss_pad2 [112]byte
}
type groupReq struct {
Interface uint32
reserved uint32
Group sockaddrStorage
}
type groupSourceReq struct {
Interface uint32
reserved uint32
Group sockaddrStorage
Source sockaddrStorage
}
type ipMreq struct {
Multiaddr [4]byte /* in_addr */
Interface [4]byte /* in_addr */
}

29
vendor/golang.org/x/net/ipv6/icmp_zos.go generated vendored Normal file
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@ -0,0 +1,29 @@
// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package ipv6
func (f *icmpv6Filter) accept(typ ICMPType) {
f.Filt[typ>>5] |= 1 << (uint32(typ) & 31)
}
func (f *icmpv6Filter) block(typ ICMPType) {
f.Filt[typ>>5] &^= 1 << (uint32(typ) & 31)
}
func (f *icmpv6Filter) setAll(block bool) {
for i := range f.Filt {
if block {
f.Filt[i] = 0
} else {
f.Filt[i] = 1<<32 - 1
}
}
}
func (f *icmpv6Filter) willBlock(typ ICMPType) bool {
return f.Filt[typ>>5]&(1<<(uint32(typ)&31)) == 0
}

70
vendor/golang.org/x/net/ipv6/sys_zos.go generated vendored Normal file
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// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package ipv6
import (
"net"
"syscall"
"unsafe"
"golang.org/x/net/internal/iana"
"golang.org/x/net/internal/socket"
)
var (
ctlOpts = [ctlMax]ctlOpt{
ctlHopLimit: {sysIPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
ctlPacketInfo: {sysIPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
ctlPathMTU: {sysIPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
}
sockOpts = map[int]*sockOpt{
ssoTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_TCLASS, Len: 4}},
ssoHopLimit: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_UNICAST_HOPS, Len: 4}},
ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_IF, Len: 4}},
ssoMulticastHopLimit: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_HOPS, Len: 4}},
ssoMulticastLoopback: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_LOOP, Len: 4}},
ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVTCLASS, Len: 4}},
ssoReceiveHopLimit: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVHOPLIMIT, Len: 4}},
ssoReceivePacketInfo: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPKTINFO, Len: 4}},
ssoReceivePathMTU: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPATHMTU, Len: 4}},
ssoChecksum: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_CHECKSUM, Len: 4}},
ssoICMPFilter: {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: sysICMP6_FILTER, Len: sizeofICMPv6Filter}},
ssoJoinGroup: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
ssoLeaveGroup: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
ssoJoinSourceGroup: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
ssoLeaveSourceGroup: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
ssoBlockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
ssoUnblockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
}
)
func (sa *sockaddrInet6) setSockaddr(ip net.IP, i int) {
sa.Family = syscall.AF_INET6
copy(sa.Addr[:], ip)
sa.Scope_id = uint32(i)
}
func (pi *inet6Pktinfo) setIfindex(i int) {
pi.Ifindex = uint32(i)
}
func (gr *groupReq) setGroup(grp net.IP) {
sa := (*sockaddrInet6)(unsafe.Pointer(&gr.Group))
sa.Family = syscall.AF_INET6
sa.Len = sizeofSockaddrInet6
copy(sa.Addr[:], grp)
}
func (gsr *groupSourceReq) setSourceGroup(grp, src net.IP) {
sa := (*sockaddrInet6)(unsafe.Pointer(&gsr.Group))
sa.Family = syscall.AF_INET6
sa.Len = sizeofSockaddrInet6
copy(sa.Addr[:], grp)
sa = (*sockaddrInet6)(unsafe.Pointer(&gsr.Source))
sa.Family = syscall.AF_INET6
sa.Len = sizeofSockaddrInet6
copy(sa.Addr[:], src)
}

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vendor/golang.org/x/net/ipv6/zsys_zos_s390x.go generated vendored Normal file
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// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Hand edited based on zerrors_zos_s390x.go
// TODO(Bill O'Farrell): auto-generate.
package ipv6
const (
sysIPV6_ADDR_PREFERENCES = 32
sysIPV6_CHECKSUM = 19
sysIPV6_DONTFRAG = 29
sysIPV6_DSTOPTS = 23
sysIPV6_HOPLIMIT = 11
sysIPV6_HOPOPTS = 22
sysIPV6_JOIN_GROUP = 5
sysIPV6_LEAVE_GROUP = 6
sysIPV6_MULTICAST_HOPS = 9
sysIPV6_MULTICAST_IF = 7
sysIPV6_MULTICAST_LOOP = 4
sysIPV6_NEXTHOP = 20
sysIPV6_PATHMTU = 12
sysIPV6_PKTINFO = 13
sysIPV6_PREFER_SRC_CGA = 0x10
sysIPV6_PREFER_SRC_COA = 0x02
sysIPV6_PREFER_SRC_HOME = 0x01
sysIPV6_PREFER_SRC_NONCGA = 0x20
sysIPV6_PREFER_SRC_PUBLIC = 0x08
sysIPV6_PREFER_SRC_TMP = 0x04
sysIPV6_RECVDSTOPTS = 28
sysIPV6_RECVHOPLIMIT = 14
sysIPV6_RECVHOPOPTS = 26
sysIPV6_RECVPATHMTU = 16
sysIPV6_RECVPKTINFO = 15
sysIPV6_RECVRTHDR = 25
sysIPV6_RECVTCLASS = 31
sysIPV6_RTHDR = 21
sysIPV6_RTHDRDSTOPTS = 24
sysIPV6_RTHDR_TYPE_0 = 0
sysIPV6_TCLASS = 30
sysIPV6_UNICAST_HOPS = 3
sysIPV6_USE_MIN_MTU = 18
sysIPV6_V6ONLY = 10
sysMCAST_JOIN_GROUP = 40
sysMCAST_LEAVE_GROUP = 41
sysMCAST_JOIN_SOURCE_GROUP = 42
sysMCAST_LEAVE_SOURCE_GROUP = 43
sysMCAST_BLOCK_SOURCE = 44
sysMCAST_UNBLOCK_SOURCE = 45
sysICMP6_FILTER = 0x1
sizeofSockaddrStorage = 128
sizeofICMPv6Filter = 32
sizeofInet6Pktinfo = 20
sizeofIPv6Mtuinfo = 32
sizeofSockaddrInet6 = 28
sizeofGroupReq = 136
sizeofGroupSourceReq = 264
)
type sockaddrStorage struct {
Len uint8
Family byte
ss_pad1 [6]byte
ss_align int64
ss_pad2 [112]byte
}
type sockaddrInet6 struct {
Len uint8
Family uint8
Port uint16
Flowinfo uint32
Addr [16]byte
Scope_id uint32
}
type inet6Pktinfo struct {
Addr [16]byte
Ifindex uint32
}
type ipv6Mtuinfo struct {
Addr sockaddrInet6
Mtu uint32
}
type groupReq struct {
Interface uint32
reserved uint32
Group sockaddrStorage
}
type groupSourceReq struct {
Interface uint32
reserved uint32
Group sockaddrStorage
Source sockaddrStorage
}
type icmpv6Filter struct {
Filt [8]uint32
}

8
vendor/golang.org/x/sys/plan9/asm.s generated vendored Normal file
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// Copyright 2014 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
#include "textflag.h"
TEXT ·use(SB),NOSPLIT,$0
RET

30
vendor/golang.org/x/sys/plan9/asm_plan9_386.s generated vendored Normal file
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// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
#include "textflag.h"
//
// System call support for 386, Plan 9
//
// Just jump to package syscall's implementation for all these functions.
// The runtime may know about them.
TEXT ·Syscall(SB),NOSPLIT,$0-32
JMP syscall·Syscall(SB)
TEXT ·Syscall6(SB),NOSPLIT,$0-44
JMP syscall·Syscall6(SB)
TEXT ·RawSyscall(SB),NOSPLIT,$0-28
JMP syscall·RawSyscall(SB)
TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
JMP syscall·RawSyscall6(SB)
TEXT ·seek(SB),NOSPLIT,$0-36
JMP syscall·seek(SB)
TEXT ·exit(SB),NOSPLIT,$4-4
JMP syscall·exit(SB)

30
vendor/golang.org/x/sys/plan9/asm_plan9_amd64.s generated vendored Normal file
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// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
#include "textflag.h"
//
// System call support for amd64, Plan 9
//
// Just jump to package syscall's implementation for all these functions.
// The runtime may know about them.
TEXT ·Syscall(SB),NOSPLIT,$0-64
JMP syscall·Syscall(SB)
TEXT ·Syscall6(SB),NOSPLIT,$0-88
JMP syscall·Syscall6(SB)
TEXT ·RawSyscall(SB),NOSPLIT,$0-56
JMP syscall·RawSyscall(SB)
TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
JMP syscall·RawSyscall6(SB)
TEXT ·seek(SB),NOSPLIT,$0-56
JMP syscall·seek(SB)
TEXT ·exit(SB),NOSPLIT,$8-8
JMP syscall·exit(SB)

25
vendor/golang.org/x/sys/plan9/asm_plan9_arm.s generated vendored Normal file
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// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
#include "textflag.h"
// System call support for plan9 on arm
// Just jump to package syscall's implementation for all these functions.
// The runtime may know about them.
TEXT ·Syscall(SB),NOSPLIT,$0-32
JMP syscall·Syscall(SB)
TEXT ·Syscall6(SB),NOSPLIT,$0-44
JMP syscall·Syscall6(SB)
TEXT ·RawSyscall(SB),NOSPLIT,$0-28
JMP syscall·RawSyscall(SB)
TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
JMP syscall·RawSyscall6(SB)
TEXT ·seek(SB),NOSPLIT,$0-36
JMP syscall·exit(SB)

70
vendor/golang.org/x/sys/plan9/const_plan9.go generated vendored Normal file
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package plan9
// Plan 9 Constants
// Open modes
const (
O_RDONLY = 0
O_WRONLY = 1
O_RDWR = 2
O_TRUNC = 16
O_CLOEXEC = 32
O_EXCL = 0x1000
)
// Rfork flags
const (
RFNAMEG = 1 << 0
RFENVG = 1 << 1
RFFDG = 1 << 2
RFNOTEG = 1 << 3
RFPROC = 1 << 4
RFMEM = 1 << 5
RFNOWAIT = 1 << 6
RFCNAMEG = 1 << 10
RFCENVG = 1 << 11
RFCFDG = 1 << 12
RFREND = 1 << 13
RFNOMNT = 1 << 14
)
// Qid.Type bits
const (
QTDIR = 0x80
QTAPPEND = 0x40
QTEXCL = 0x20
QTMOUNT = 0x10
QTAUTH = 0x08
QTTMP = 0x04
QTFILE = 0x00
)
// Dir.Mode bits
const (
DMDIR = 0x80000000
DMAPPEND = 0x40000000
DMEXCL = 0x20000000
DMMOUNT = 0x10000000
DMAUTH = 0x08000000
DMTMP = 0x04000000
DMREAD = 0x4
DMWRITE = 0x2
DMEXEC = 0x1
)
const (
STATMAX = 65535
ERRMAX = 128
STATFIXLEN = 49
)
// Mount and bind flags
const (
MREPL = 0x0000
MBEFORE = 0x0001
MAFTER = 0x0002
MORDER = 0x0003
MCREATE = 0x0004
MCACHE = 0x0010
MMASK = 0x0017
)

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vendor/golang.org/x/sys/plan9/dir_plan9.go generated vendored Normal file
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// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Plan 9 directory marshalling. See intro(5).
package plan9
import "errors"
var (
ErrShortStat = errors.New("stat buffer too short")
ErrBadStat = errors.New("malformed stat buffer")
ErrBadName = errors.New("bad character in file name")
)
// A Qid represents a 9P server's unique identification for a file.
type Qid struct {
Path uint64 // the file server's unique identification for the file
Vers uint32 // version number for given Path
Type uint8 // the type of the file (plan9.QTDIR for example)
}
// A Dir contains the metadata for a file.
type Dir struct {
// system-modified data
Type uint16 // server type
Dev uint32 // server subtype
// file data
Qid Qid // unique id from server
Mode uint32 // permissions
Atime uint32 // last read time
Mtime uint32 // last write time
Length int64 // file length
Name string // last element of path
Uid string // owner name
Gid string // group name
Muid string // last modifier name
}
var nullDir = Dir{
Type: ^uint16(0),
Dev: ^uint32(0),
Qid: Qid{
Path: ^uint64(0),
Vers: ^uint32(0),
Type: ^uint8(0),
},
Mode: ^uint32(0),
Atime: ^uint32(0),
Mtime: ^uint32(0),
Length: ^int64(0),
}
// Null assigns special "don't touch" values to members of d to
// avoid modifying them during plan9.Wstat.
func (d *Dir) Null() { *d = nullDir }
// Marshal encodes a 9P stat message corresponding to d into b
//
// If there isn't enough space in b for a stat message, ErrShortStat is returned.
func (d *Dir) Marshal(b []byte) (n int, err error) {
n = STATFIXLEN + len(d.Name) + len(d.Uid) + len(d.Gid) + len(d.Muid)
if n > len(b) {
return n, ErrShortStat
}
for _, c := range d.Name {
if c == '/' {
return n, ErrBadName
}
}
b = pbit16(b, uint16(n)-2)
b = pbit16(b, d.Type)
b = pbit32(b, d.Dev)
b = pbit8(b, d.Qid.Type)
b = pbit32(b, d.Qid.Vers)
b = pbit64(b, d.Qid.Path)
b = pbit32(b, d.Mode)
b = pbit32(b, d.Atime)
b = pbit32(b, d.Mtime)
b = pbit64(b, uint64(d.Length))
b = pstring(b, d.Name)
b = pstring(b, d.Uid)
b = pstring(b, d.Gid)
b = pstring(b, d.Muid)
return n, nil
}
// UnmarshalDir decodes a single 9P stat message from b and returns the resulting Dir.
//
// If b is too small to hold a valid stat message, ErrShortStat is returned.
//
// If the stat message itself is invalid, ErrBadStat is returned.
func UnmarshalDir(b []byte) (*Dir, error) {
if len(b) < STATFIXLEN {
return nil, ErrShortStat
}
size, buf := gbit16(b)
if len(b) != int(size)+2 {
return nil, ErrBadStat
}
b = buf
var d Dir
d.Type, b = gbit16(b)
d.Dev, b = gbit32(b)
d.Qid.Type, b = gbit8(b)
d.Qid.Vers, b = gbit32(b)
d.Qid.Path, b = gbit64(b)
d.Mode, b = gbit32(b)
d.Atime, b = gbit32(b)
d.Mtime, b = gbit32(b)
n, b := gbit64(b)
d.Length = int64(n)
var ok bool
if d.Name, b, ok = gstring(b); !ok {
return nil, ErrBadStat
}
if d.Uid, b, ok = gstring(b); !ok {
return nil, ErrBadStat
}
if d.Gid, b, ok = gstring(b); !ok {
return nil, ErrBadStat
}
if d.Muid, b, ok = gstring(b); !ok {
return nil, ErrBadStat
}
return &d, nil
}
// pbit8 copies the 8-bit number v to b and returns the remaining slice of b.
func pbit8(b []byte, v uint8) []byte {
b[0] = byte(v)
return b[1:]
}
// pbit16 copies the 16-bit number v to b in little-endian order and returns the remaining slice of b.
func pbit16(b []byte, v uint16) []byte {
b[0] = byte(v)
b[1] = byte(v >> 8)
return b[2:]
}
// pbit32 copies the 32-bit number v to b in little-endian order and returns the remaining slice of b.
func pbit32(b []byte, v uint32) []byte {
b[0] = byte(v)
b[1] = byte(v >> 8)
b[2] = byte(v >> 16)
b[3] = byte(v >> 24)
return b[4:]
}
// pbit64 copies the 64-bit number v to b in little-endian order and returns the remaining slice of b.
func pbit64(b []byte, v uint64) []byte {
b[0] = byte(v)
b[1] = byte(v >> 8)
b[2] = byte(v >> 16)
b[3] = byte(v >> 24)
b[4] = byte(v >> 32)
b[5] = byte(v >> 40)
b[6] = byte(v >> 48)
b[7] = byte(v >> 56)
return b[8:]
}
// pstring copies the string s to b, prepending it with a 16-bit length in little-endian order, and
// returning the remaining slice of b..
func pstring(b []byte, s string) []byte {
b = pbit16(b, uint16(len(s)))
n := copy(b, s)
return b[n:]
}
// gbit8 reads an 8-bit number from b and returns it with the remaining slice of b.
func gbit8(b []byte) (uint8, []byte) {
return uint8(b[0]), b[1:]
}
// gbit16 reads a 16-bit number in little-endian order from b and returns it with the remaining slice of b.
func gbit16(b []byte) (uint16, []byte) {
return uint16(b[0]) | uint16(b[1])<<8, b[2:]
}
// gbit32 reads a 32-bit number in little-endian order from b and returns it with the remaining slice of b.
func gbit32(b []byte) (uint32, []byte) {
return uint32(b[0]) | uint32(b[1])<<8 | uint32(b[2])<<16 | uint32(b[3])<<24, b[4:]
}
// gbit64 reads a 64-bit number in little-endian order from b and returns it with the remaining slice of b.
func gbit64(b []byte) (uint64, []byte) {
lo := uint32(b[0]) | uint32(b[1])<<8 | uint32(b[2])<<16 | uint32(b[3])<<24
hi := uint32(b[4]) | uint32(b[5])<<8 | uint32(b[6])<<16 | uint32(b[7])<<24
return uint64(lo) | uint64(hi)<<32, b[8:]
}
// gstring reads a string from b, prefixed with a 16-bit length in little-endian order.
// It returns the string with the remaining slice of b and a boolean. If the length is
// greater than the number of bytes in b, the boolean will be false.
func gstring(b []byte) (string, []byte, bool) {
n, b := gbit16(b)
if int(n) > len(b) {
return "", b, false
}
return string(b[:n]), b[n:], true
}

31
vendor/golang.org/x/sys/plan9/env_plan9.go generated vendored Normal file
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// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Plan 9 environment variables.
package plan9
import (
"syscall"
)
func Getenv(key string) (value string, found bool) {
return syscall.Getenv(key)
}
func Setenv(key, value string) error {
return syscall.Setenv(key, value)
}
func Clearenv() {
syscall.Clearenv()
}
func Environ() []string {
return syscall.Environ()
}
func Unsetenv(key string) error {
return syscall.Unsetenv(key)
}

50
vendor/golang.org/x/sys/plan9/errors_plan9.go generated vendored Normal file
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// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package plan9
import "syscall"
// Constants
const (
// Invented values to support what package os expects.
O_CREAT = 0x02000
O_APPEND = 0x00400
O_NOCTTY = 0x00000
O_NONBLOCK = 0x00000
O_SYNC = 0x00000
O_ASYNC = 0x00000
S_IFMT = 0x1f000
S_IFIFO = 0x1000
S_IFCHR = 0x2000
S_IFDIR = 0x4000
S_IFBLK = 0x6000
S_IFREG = 0x8000
S_IFLNK = 0xa000
S_IFSOCK = 0xc000
)
// Errors
var (
EINVAL = syscall.NewError("bad arg in system call")
ENOTDIR = syscall.NewError("not a directory")
EISDIR = syscall.NewError("file is a directory")
ENOENT = syscall.NewError("file does not exist")
EEXIST = syscall.NewError("file already exists")
EMFILE = syscall.NewError("no free file descriptors")
EIO = syscall.NewError("i/o error")
ENAMETOOLONG = syscall.NewError("file name too long")
EINTR = syscall.NewError("interrupted")
EPERM = syscall.NewError("permission denied")
EBUSY = syscall.NewError("no free devices")
ETIMEDOUT = syscall.NewError("connection timed out")
EPLAN9 = syscall.NewError("not supported by plan 9")
// The following errors do not correspond to any
// Plan 9 system messages. Invented to support
// what package os and others expect.
EACCES = syscall.NewError("access permission denied")
EAFNOSUPPORT = syscall.NewError("address family not supported by protocol")
)

150
vendor/golang.org/x/sys/plan9/mkall.sh generated vendored Normal file
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#!/usr/bin/env bash
# Copyright 2009 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.
# The plan9 package provides access to the raw system call
# interface of the underlying operating system. Porting Go to
# a new architecture/operating system combination requires
# some manual effort, though there are tools that automate
# much of the process. The auto-generated files have names
# beginning with z.
#
# This script runs or (given -n) prints suggested commands to generate z files
# for the current system. Running those commands is not automatic.
# This script is documentation more than anything else.
#
# * asm_${GOOS}_${GOARCH}.s
#
# This hand-written assembly file implements system call dispatch.
# There are three entry points:
#
# func Syscall(trap, a1, a2, a3 uintptr) (r1, r2, err uintptr);
# func Syscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr);
# func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2, err uintptr);
#
# The first and second are the standard ones; they differ only in
# how many arguments can be passed to the kernel.
# The third is for low-level use by the ForkExec wrapper;
# unlike the first two, it does not call into the scheduler to
# let it know that a system call is running.
#
# * syscall_${GOOS}.go
#
# This hand-written Go file implements system calls that need
# special handling and lists "//sys" comments giving prototypes
# for ones that can be auto-generated. Mksyscall reads those
# comments to generate the stubs.
#
# * syscall_${GOOS}_${GOARCH}.go
#
# Same as syscall_${GOOS}.go except that it contains code specific
# to ${GOOS} on one particular architecture.
#
# * types_${GOOS}.c
#
# This hand-written C file includes standard C headers and then
# creates typedef or enum names beginning with a dollar sign
# (use of $ in variable names is a gcc extension). The hardest
# part about preparing this file is figuring out which headers to
# include and which symbols need to be #defined to get the
# actual data structures that pass through to the kernel system calls.
# Some C libraries present alternate versions for binary compatibility
# and translate them on the way in and out of system calls, but
# there is almost always a #define that can get the real ones.
# See types_darwin.c and types_linux.c for examples.
#
# * zerror_${GOOS}_${GOARCH}.go
#
# This machine-generated file defines the system's error numbers,
# error strings, and signal numbers. The generator is "mkerrors.sh".
# Usually no arguments are needed, but mkerrors.sh will pass its
# arguments on to godefs.
#
# * zsyscall_${GOOS}_${GOARCH}.go
#
# Generated by mksyscall.pl; see syscall_${GOOS}.go above.
#
# * zsysnum_${GOOS}_${GOARCH}.go
#
# Generated by mksysnum_${GOOS}.
#
# * ztypes_${GOOS}_${GOARCH}.go
#
# Generated by godefs; see types_${GOOS}.c above.
GOOSARCH="${GOOS}_${GOARCH}"
# defaults
mksyscall="go run mksyscall.go"
mkerrors="./mkerrors.sh"
zerrors="zerrors_$GOOSARCH.go"
mksysctl=""
zsysctl="zsysctl_$GOOSARCH.go"
mksysnum=
mktypes=
run="sh"
case "$1" in
-syscalls)
for i in zsyscall*go
do
sed 1q $i | sed 's;^// ;;' | sh > _$i && gofmt < _$i > $i
rm _$i
done
exit 0
;;
-n)
run="cat"
shift
esac
case "$#" in
0)
;;
*)
echo 'usage: mkall.sh [-n]' 1>&2
exit 2
esac
case "$GOOSARCH" in
_* | *_ | _)
echo 'undefined $GOOS_$GOARCH:' "$GOOSARCH" 1>&2
exit 1
;;
plan9_386)
mkerrors=
mksyscall="go run mksyscall.go -l32 -plan9 -tags plan9,386"
mksysnum="./mksysnum_plan9.sh /n/sources/plan9/sys/src/libc/9syscall/sys.h"
mktypes="XXX"
;;
plan9_amd64)
mkerrors=
mksyscall="go run mksyscall.go -l32 -plan9 -tags plan9,amd64"
mksysnum="./mksysnum_plan9.sh /n/sources/plan9/sys/src/libc/9syscall/sys.h"
mktypes="XXX"
;;
plan9_arm)
mkerrors=
mksyscall="go run mksyscall.go -l32 -plan9 -tags plan9,arm"
mksysnum="./mksysnum_plan9.sh /n/sources/plan9/sys/src/libc/9syscall/sys.h"
mktypes="XXX"
;;
*)
echo 'unrecognized $GOOS_$GOARCH: ' "$GOOSARCH" 1>&2
exit 1
;;
esac
(
if [ -n "$mkerrors" ]; then echo "$mkerrors |gofmt >$zerrors"; fi
case "$GOOS" in
plan9)
syscall_goos="syscall_$GOOS.go"
if [ -n "$mksyscall" ]; then echo "$mksyscall $syscall_goos |gofmt >zsyscall_$GOOSARCH.go"; fi
;;
esac
if [ -n "$mksysctl" ]; then echo "$mksysctl |gofmt >$zsysctl"; fi
if [ -n "$mksysnum" ]; then echo "$mksysnum |gofmt >zsysnum_$GOOSARCH.go"; fi
if [ -n "$mktypes" ]; then echo "$mktypes types_$GOOS.go |gofmt >ztypes_$GOOSARCH.go"; fi
) | $run

246
vendor/golang.org/x/sys/plan9/mkerrors.sh generated vendored Normal file
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@ -0,0 +1,246 @@
#!/usr/bin/env bash
# Copyright 2009 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.
# Generate Go code listing errors and other #defined constant
# values (ENAMETOOLONG etc.), by asking the preprocessor
# about the definitions.
unset LANG
export LC_ALL=C
export LC_CTYPE=C
CC=${CC:-gcc}
uname=$(uname)
includes='
#include <sys/types.h>
#include <sys/file.h>
#include <fcntl.h>
#include <dirent.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netinet/ip.h>
#include <netinet/ip6.h>
#include <netinet/tcp.h>
#include <errno.h>
#include <sys/signal.h>
#include <signal.h>
#include <sys/resource.h>
'
ccflags="$@"
# Write go tool cgo -godefs input.
(
echo package plan9
echo
echo '/*'
indirect="includes_$(uname)"
echo "${!indirect} $includes"
echo '*/'
echo 'import "C"'
echo
echo 'const ('
# The gcc command line prints all the #defines
# it encounters while processing the input
echo "${!indirect} $includes" | $CC -x c - -E -dM $ccflags |
awk '
$1 != "#define" || $2 ~ /\(/ || $3 == "" {next}
$2 ~ /^E([ABCD]X|[BIS]P|[SD]I|S|FL)$/ {next} # 386 registers
$2 ~ /^(SIGEV_|SIGSTKSZ|SIGRT(MIN|MAX))/ {next}
$2 ~ /^(SCM_SRCRT)$/ {next}
$2 ~ /^(MAP_FAILED)$/ {next}
$2 !~ /^ETH_/ &&
$2 !~ /^EPROC_/ &&
$2 !~ /^EQUIV_/ &&
$2 !~ /^EXPR_/ &&
$2 ~ /^E[A-Z0-9_]+$/ ||
$2 ~ /^B[0-9_]+$/ ||
$2 ~ /^V[A-Z0-9]+$/ ||
$2 ~ /^CS[A-Z0-9]/ ||
$2 ~ /^I(SIG|CANON|CRNL|EXTEN|MAXBEL|STRIP|UTF8)$/ ||
$2 ~ /^IGN/ ||
$2 ~ /^IX(ON|ANY|OFF)$/ ||
$2 ~ /^IN(LCR|PCK)$/ ||
$2 ~ /(^FLU?SH)|(FLU?SH$)/ ||
$2 ~ /^C(LOCAL|READ)$/ ||
$2 == "BRKINT" ||
$2 == "HUPCL" ||
$2 == "PENDIN" ||
$2 == "TOSTOP" ||
$2 ~ /^PAR/ ||
$2 ~ /^SIG[^_]/ ||
$2 ~ /^O[CNPFP][A-Z]+[^_][A-Z]+$/ ||
$2 ~ /^IN_/ ||
$2 ~ /^LOCK_(SH|EX|NB|UN)$/ ||
$2 ~ /^(AF|SOCK|SO|SOL|IPPROTO|IP|IPV6|ICMP6|TCP|EVFILT|NOTE|EV|SHUT|PROT|MAP|PACKET|MSG|SCM|MCL|DT|MADV|PR)_/ ||
$2 == "ICMPV6_FILTER" ||
$2 == "SOMAXCONN" ||
$2 == "NAME_MAX" ||
$2 == "IFNAMSIZ" ||
$2 ~ /^CTL_(MAXNAME|NET|QUERY)$/ ||
$2 ~ /^SYSCTL_VERS/ ||
$2 ~ /^(MS|MNT)_/ ||
$2 ~ /^TUN(SET|GET|ATTACH|DETACH)/ ||
$2 ~ /^(O|F|FD|NAME|S|PTRACE|PT)_/ ||
$2 ~ /^LINUX_REBOOT_CMD_/ ||
$2 ~ /^LINUX_REBOOT_MAGIC[12]$/ ||
$2 !~ "NLA_TYPE_MASK" &&
$2 ~ /^(NETLINK|NLM|NLMSG|NLA|IFA|IFAN|RT|RTCF|RTN|RTPROT|RTNH|ARPHRD|ETH_P)_/ ||
$2 ~ /^SIOC/ ||
$2 ~ /^TIOC/ ||
$2 !~ "RTF_BITS" &&
$2 ~ /^(IFF|IFT|NET_RT|RTM|RTF|RTV|RTA|RTAX)_/ ||
$2 ~ /^BIOC/ ||
$2 ~ /^RUSAGE_(SELF|CHILDREN|THREAD)/ ||
$2 ~ /^RLIMIT_(AS|CORE|CPU|DATA|FSIZE|NOFILE|STACK)|RLIM_INFINITY/ ||
$2 ~ /^PRIO_(PROCESS|PGRP|USER)/ ||
$2 ~ /^CLONE_[A-Z_]+/ ||
$2 !~ /^(BPF_TIMEVAL)$/ &&
$2 ~ /^(BPF|DLT)_/ ||
$2 !~ "WMESGLEN" &&
$2 ~ /^W[A-Z0-9]+$/ {printf("\t%s = C.%s\n", $2, $2)}
$2 ~ /^__WCOREFLAG$/ {next}
$2 ~ /^__W[A-Z0-9]+$/ {printf("\t%s = C.%s\n", substr($2,3), $2)}
{next}
' | sort
echo ')'
) >_const.go
# Pull out the error names for later.
errors=$(
echo '#include <errno.h>' | $CC -x c - -E -dM $ccflags |
awk '$1=="#define" && $2 ~ /^E[A-Z0-9_]+$/ { print $2 }' |
sort
)
# Pull out the signal names for later.
signals=$(
echo '#include <signal.h>' | $CC -x c - -E -dM $ccflags |
awk '$1=="#define" && $2 ~ /^SIG[A-Z0-9]+$/ { print $2 }' |
egrep -v '(SIGSTKSIZE|SIGSTKSZ|SIGRT)' |
sort
)
# Again, writing regexps to a file.
echo '#include <errno.h>' | $CC -x c - -E -dM $ccflags |
awk '$1=="#define" && $2 ~ /^E[A-Z0-9_]+$/ { print "^\t" $2 "[ \t]*=" }' |
sort >_error.grep
echo '#include <signal.h>' | $CC -x c - -E -dM $ccflags |
awk '$1=="#define" && $2 ~ /^SIG[A-Z0-9]+$/ { print "^\t" $2 "[ \t]*=" }' |
egrep -v '(SIGSTKSIZE|SIGSTKSZ|SIGRT)' |
sort >_signal.grep
echo '// mkerrors.sh' "$@"
echo '// Code generated by the command above; DO NOT EDIT.'
echo
go tool cgo -godefs -- "$@" _const.go >_error.out
cat _error.out | grep -vf _error.grep | grep -vf _signal.grep
echo
echo '// Errors'
echo 'const ('
cat _error.out | grep -f _error.grep | sed 's/=\(.*\)/= Errno(\1)/'
echo ')'
echo
echo '// Signals'
echo 'const ('
cat _error.out | grep -f _signal.grep | sed 's/=\(.*\)/= Signal(\1)/'
echo ')'
# Run C program to print error and syscall strings.
(
echo -E "
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <ctype.h>
#include <string.h>
#include <signal.h>
#define nelem(x) (sizeof(x)/sizeof((x)[0]))
enum { A = 'A', Z = 'Z', a = 'a', z = 'z' }; // avoid need for single quotes below
int errors[] = {
"
for i in $errors
do
echo -E ' '$i,
done
echo -E "
};
int signals[] = {
"
for i in $signals
do
echo -E ' '$i,
done
# Use -E because on some systems bash builtin interprets \n itself.
echo -E '
};
static int
intcmp(const void *a, const void *b)
{
return *(int*)a - *(int*)b;
}
int
main(void)
{
int i, j, e;
char buf[1024], *p;
printf("\n\n// Error table\n");
printf("var errors = [...]string {\n");
qsort(errors, nelem(errors), sizeof errors[0], intcmp);
for(i=0; i<nelem(errors); i++) {
e = errors[i];
if(i > 0 && errors[i-1] == e)
continue;
strcpy(buf, strerror(e));
// lowercase first letter: Bad -> bad, but STREAM -> STREAM.
if(A <= buf[0] && buf[0] <= Z && a <= buf[1] && buf[1] <= z)
buf[0] += a - A;
printf("\t%d: \"%s\",\n", e, buf);
}
printf("}\n\n");
printf("\n\n// Signal table\n");
printf("var signals = [...]string {\n");
qsort(signals, nelem(signals), sizeof signals[0], intcmp);
for(i=0; i<nelem(signals); i++) {
e = signals[i];
if(i > 0 && signals[i-1] == e)
continue;
strcpy(buf, strsignal(e));
// lowercase first letter: Bad -> bad, but STREAM -> STREAM.
if(A <= buf[0] && buf[0] <= Z && a <= buf[1] && buf[1] <= z)
buf[0] += a - A;
// cut trailing : number.
p = strrchr(buf, ":"[0]);
if(p)
*p = '\0';
printf("\t%d: \"%s\",\n", e, buf);
}
printf("}\n\n");
return 0;
}
'
) >_errors.c
$CC $ccflags -o _errors _errors.c && $GORUN ./_errors && rm -f _errors.c _errors _const.go _error.grep _signal.grep _error.out

23
vendor/golang.org/x/sys/plan9/mksysnum_plan9.sh generated vendored Normal file
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#!/bin/sh
# Copyright 2009 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.
COMMAND="mksysnum_plan9.sh $@"
cat <<EOF
// $COMMAND
// MACHINE GENERATED BY THE ABOVE COMMAND; DO NOT EDIT
package plan9
const(
EOF
SP='[ ]' # space or tab
sed "s/^#define${SP}\\([A-Z0-9_][A-Z0-9_]*\\)${SP}${SP}*\\([0-9][0-9]*\\)/SYS_\\1=\\2/g" \
< $1 | grep -v SYS__
cat <<EOF
)
EOF

21
vendor/golang.org/x/sys/plan9/pwd_go15_plan9.go generated vendored Normal file
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@ -0,0 +1,21 @@
// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build go1.5
package plan9
import "syscall"
func fixwd() {
syscall.Fixwd()
}
func Getwd() (wd string, err error) {
return syscall.Getwd()
}
func Chdir(path string) error {
return syscall.Chdir(path)
}

23
vendor/golang.org/x/sys/plan9/pwd_plan9.go generated vendored Normal file
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@ -0,0 +1,23 @@
// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build !go1.5
package plan9
func fixwd() {
}
func Getwd() (wd string, err error) {
fd, err := open(".", O_RDONLY)
if err != nil {
return "", err
}
defer Close(fd)
return Fd2path(fd)
}
func Chdir(path string) error {
return chdir(path)
}

30
vendor/golang.org/x/sys/plan9/race.go generated vendored Normal file
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@ -0,0 +1,30 @@
// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build plan9,race
package plan9
import (
"runtime"
"unsafe"
)
const raceenabled = true
func raceAcquire(addr unsafe.Pointer) {
runtime.RaceAcquire(addr)
}
func raceReleaseMerge(addr unsafe.Pointer) {
runtime.RaceReleaseMerge(addr)
}
func raceReadRange(addr unsafe.Pointer, len int) {
runtime.RaceReadRange(addr, len)
}
func raceWriteRange(addr unsafe.Pointer, len int) {
runtime.RaceWriteRange(addr, len)
}

25
vendor/golang.org/x/sys/plan9/race0.go generated vendored Normal file
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@ -0,0 +1,25 @@
// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build plan9,!race
package plan9
import (
"unsafe"
)
const raceenabled = false
func raceAcquire(addr unsafe.Pointer) {
}
func raceReleaseMerge(addr unsafe.Pointer) {
}
func raceReadRange(addr unsafe.Pointer, len int) {
}
func raceWriteRange(addr unsafe.Pointer, len int) {
}

22
vendor/golang.org/x/sys/plan9/str.go generated vendored Normal file
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// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build plan9
package plan9
func itoa(val int) string { // do it here rather than with fmt to avoid dependency
if val < 0 {
return "-" + itoa(-val)
}
var buf [32]byte // big enough for int64
i := len(buf) - 1
for val >= 10 {
buf[i] = byte(val%10 + '0')
i--
val /= 10
}
buf[i] = byte(val + '0')
return string(buf[i:])
}

116
vendor/golang.org/x/sys/plan9/syscall.go generated vendored Normal file
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// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build plan9
// Package plan9 contains an interface to the low-level operating system
// primitives. OS details vary depending on the underlying system, and
// by default, godoc will display the OS-specific documentation for the current
// system. If you want godoc to display documentation for another
// system, set $GOOS and $GOARCH to the desired system. For example, if
// you want to view documentation for freebsd/arm on linux/amd64, set $GOOS
// to freebsd and $GOARCH to arm.
//
// The primary use of this package is inside other packages that provide a more
// portable interface to the system, such as "os", "time" and "net". Use
// those packages rather than this one if you can.
//
// For details of the functions and data types in this package consult
// the manuals for the appropriate operating system.
//
// These calls return err == nil to indicate success; otherwise
// err represents an operating system error describing the failure and
// holds a value of type syscall.ErrorString.
package plan9 // import "golang.org/x/sys/plan9"
import (
"bytes"
"strings"
"unsafe"
"golang.org/x/sys/internal/unsafeheader"
)
// ByteSliceFromString returns a NUL-terminated slice of bytes
// containing the text of s. If s contains a NUL byte at any
// location, it returns (nil, EINVAL).
func ByteSliceFromString(s string) ([]byte, error) {
if strings.IndexByte(s, 0) != -1 {
return nil, EINVAL
}
a := make([]byte, len(s)+1)
copy(a, s)
return a, nil
}
// BytePtrFromString returns a pointer to a NUL-terminated array of
// bytes containing the text of s. If s contains a NUL byte at any
// location, it returns (nil, EINVAL).
func BytePtrFromString(s string) (*byte, error) {
a, err := ByteSliceFromString(s)
if err != nil {
return nil, err
}
return &a[0], nil
}
// ByteSliceToString returns a string form of the text represented by the slice s, with a terminating NUL and any
// bytes after the NUL removed.
func ByteSliceToString(s []byte) string {
if i := bytes.IndexByte(s, 0); i != -1 {
s = s[:i]
}
return string(s)
}
// BytePtrToString takes a pointer to a sequence of text and returns the corresponding string.
// If the pointer is nil, it returns the empty string. It assumes that the text sequence is terminated
// at a zero byte; if the zero byte is not present, the program may crash.
func BytePtrToString(p *byte) string {
if p == nil {
return ""
}
if *p == 0 {
return ""
}
// Find NUL terminator.
n := 0
for ptr := unsafe.Pointer(p); *(*byte)(ptr) != 0; n++ {
ptr = unsafe.Pointer(uintptr(ptr) + 1)
}
var s []byte
h := (*unsafeheader.Slice)(unsafe.Pointer(&s))
h.Data = unsafe.Pointer(p)
h.Len = n
h.Cap = n
return string(s)
}
// Single-word zero for use when we need a valid pointer to 0 bytes.
// See mksyscall.pl.
var _zero uintptr
func (ts *Timespec) Unix() (sec int64, nsec int64) {
return int64(ts.Sec), int64(ts.Nsec)
}
func (tv *Timeval) Unix() (sec int64, nsec int64) {
return int64(tv.Sec), int64(tv.Usec) * 1000
}
func (ts *Timespec) Nano() int64 {
return int64(ts.Sec)*1e9 + int64(ts.Nsec)
}
func (tv *Timeval) Nano() int64 {
return int64(tv.Sec)*1e9 + int64(tv.Usec)*1000
}
// use is a no-op, but the compiler cannot see that it is.
// Calling use(p) ensures that p is kept live until that point.
//go:noescape
func use(p unsafe.Pointer)

349
vendor/golang.org/x/sys/plan9/syscall_plan9.go generated vendored Normal file
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// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Plan 9 system calls.
// This file is compiled as ordinary Go code,
// but it is also input to mksyscall,
// which parses the //sys lines and generates system call stubs.
// Note that sometimes we use a lowercase //sys name and
// wrap it in our own nicer implementation.
package plan9
import (
"bytes"
"syscall"
"unsafe"
)
// A Note is a string describing a process note.
// It implements the os.Signal interface.
type Note string
func (n Note) Signal() {}
func (n Note) String() string {
return string(n)
}
var (
Stdin = 0
Stdout = 1
Stderr = 2
)
// For testing: clients can set this flag to force
// creation of IPv6 sockets to return EAFNOSUPPORT.
var SocketDisableIPv6 bool
func Syscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.ErrorString)
func Syscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.ErrorString)
func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2, err uintptr)
func RawSyscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr)
func atoi(b []byte) (n uint) {
n = 0
for i := 0; i < len(b); i++ {
n = n*10 + uint(b[i]-'0')
}
return
}
func cstring(s []byte) string {
i := bytes.IndexByte(s, 0)
if i == -1 {
i = len(s)
}
return string(s[:i])
}
func errstr() string {
var buf [ERRMAX]byte
RawSyscall(SYS_ERRSTR, uintptr(unsafe.Pointer(&buf[0])), uintptr(len(buf)), 0)
buf[len(buf)-1] = 0
return cstring(buf[:])
}
// Implemented in assembly to import from runtime.
func exit(code int)
func Exit(code int) { exit(code) }
func readnum(path string) (uint, error) {
var b [12]byte
fd, e := Open(path, O_RDONLY)
if e != nil {
return 0, e
}
defer Close(fd)
n, e := Pread(fd, b[:], 0)
if e != nil {
return 0, e
}
m := 0
for ; m < n && b[m] == ' '; m++ {
}
return atoi(b[m : n-1]), nil
}
func Getpid() (pid int) {
n, _ := readnum("#c/pid")
return int(n)
}
func Getppid() (ppid int) {
n, _ := readnum("#c/ppid")
return int(n)
}
func Read(fd int, p []byte) (n int, err error) {
return Pread(fd, p, -1)
}
func Write(fd int, p []byte) (n int, err error) {
return Pwrite(fd, p, -1)
}
var ioSync int64
//sys fd2path(fd int, buf []byte) (err error)
func Fd2path(fd int) (path string, err error) {
var buf [512]byte
e := fd2path(fd, buf[:])
if e != nil {
return "", e
}
return cstring(buf[:]), nil
}
//sys pipe(p *[2]int32) (err error)
func Pipe(p []int) (err error) {
if len(p) != 2 {
return syscall.ErrorString("bad arg in system call")
}
var pp [2]int32
err = pipe(&pp)
p[0] = int(pp[0])
p[1] = int(pp[1])
return
}
// Underlying system call writes to newoffset via pointer.
// Implemented in assembly to avoid allocation.
func seek(placeholder uintptr, fd int, offset int64, whence int) (newoffset int64, err string)
func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
newoffset, e := seek(0, fd, offset, whence)
if newoffset == -1 {
err = syscall.ErrorString(e)
}
return
}
func Mkdir(path string, mode uint32) (err error) {
fd, err := Create(path, O_RDONLY, DMDIR|mode)
if fd != -1 {
Close(fd)
}
return
}
type Waitmsg struct {
Pid int
Time [3]uint32
Msg string
}
func (w Waitmsg) Exited() bool { return true }
func (w Waitmsg) Signaled() bool { return false }
func (w Waitmsg) ExitStatus() int {
if len(w.Msg) == 0 {
// a normal exit returns no message
return 0
}
return 1
}
//sys await(s []byte) (n int, err error)
func Await(w *Waitmsg) (err error) {
var buf [512]byte
var f [5][]byte
n, err := await(buf[:])
if err != nil || w == nil {
return
}
nf := 0
p := 0
for i := 0; i < n && nf < len(f)-1; i++ {
if buf[i] == ' ' {
f[nf] = buf[p:i]
p = i + 1
nf++
}
}
f[nf] = buf[p:]
nf++
if nf != len(f) {
return syscall.ErrorString("invalid wait message")
}
w.Pid = int(atoi(f[0]))
w.Time[0] = uint32(atoi(f[1]))
w.Time[1] = uint32(atoi(f[2]))
w.Time[2] = uint32(atoi(f[3]))
w.Msg = cstring(f[4])
if w.Msg == "''" {
// await() returns '' for no error
w.Msg = ""
}
return
}
func Unmount(name, old string) (err error) {
fixwd()
oldp, err := BytePtrFromString(old)
if err != nil {
return err
}
oldptr := uintptr(unsafe.Pointer(oldp))
var r0 uintptr
var e syscall.ErrorString
// bind(2) man page: If name is zero, everything bound or mounted upon old is unbound or unmounted.
if name == "" {
r0, _, e = Syscall(SYS_UNMOUNT, _zero, oldptr, 0)
} else {
namep, err := BytePtrFromString(name)
if err != nil {
return err
}
r0, _, e = Syscall(SYS_UNMOUNT, uintptr(unsafe.Pointer(namep)), oldptr, 0)
}
if int32(r0) == -1 {
err = e
}
return
}
func Fchdir(fd int) (err error) {
path, err := Fd2path(fd)
if err != nil {
return
}
return Chdir(path)
}
type Timespec struct {
Sec int32
Nsec int32
}
type Timeval struct {
Sec int32
Usec int32
}
func NsecToTimeval(nsec int64) (tv Timeval) {
nsec += 999 // round up to microsecond
tv.Usec = int32(nsec % 1e9 / 1e3)
tv.Sec = int32(nsec / 1e9)
return
}
func nsec() int64 {
var scratch int64
r0, _, _ := Syscall(SYS_NSEC, uintptr(unsafe.Pointer(&scratch)), 0, 0)
// TODO(aram): remove hack after I fix _nsec in the pc64 kernel.
if r0 == 0 {
return scratch
}
return int64(r0)
}
func Gettimeofday(tv *Timeval) error {
nsec := nsec()
*tv = NsecToTimeval(nsec)
return nil
}
func Getpagesize() int { return 0x1000 }
func Getegid() (egid int) { return -1 }
func Geteuid() (euid int) { return -1 }
func Getgid() (gid int) { return -1 }
func Getuid() (uid int) { return -1 }
func Getgroups() (gids []int, err error) {
return make([]int, 0), nil
}
//sys open(path string, mode int) (fd int, err error)
func Open(path string, mode int) (fd int, err error) {
fixwd()
return open(path, mode)
}
//sys create(path string, mode int, perm uint32) (fd int, err error)
func Create(path string, mode int, perm uint32) (fd int, err error) {
fixwd()
return create(path, mode, perm)
}
//sys remove(path string) (err error)
func Remove(path string) error {
fixwd()
return remove(path)
}
//sys stat(path string, edir []byte) (n int, err error)
func Stat(path string, edir []byte) (n int, err error) {
fixwd()
return stat(path, edir)
}
//sys bind(name string, old string, flag int) (err error)
func Bind(name string, old string, flag int) (err error) {
fixwd()
return bind(name, old, flag)
}
//sys mount(fd int, afd int, old string, flag int, aname string) (err error)
func Mount(fd int, afd int, old string, flag int, aname string) (err error) {
fixwd()
return mount(fd, afd, old, flag, aname)
}
//sys wstat(path string, edir []byte) (err error)
func Wstat(path string, edir []byte) (err error) {
fixwd()
return wstat(path, edir)
}
//sys chdir(path string) (err error)
//sys Dup(oldfd int, newfd int) (fd int, err error)
//sys Pread(fd int, p []byte, offset int64) (n int, err error)
//sys Pwrite(fd int, p []byte, offset int64) (n int, err error)
//sys Close(fd int) (err error)
//sys Fstat(fd int, edir []byte) (n int, err error)
//sys Fwstat(fd int, edir []byte) (err error)

284
vendor/golang.org/x/sys/plan9/zsyscall_plan9_386.go generated vendored Normal file
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@ -0,0 +1,284 @@
// go run mksyscall.go -l32 -plan9 -tags plan9,386 syscall_plan9.go
// Code generated by the command above; see README.md. DO NOT EDIT.
// +build plan9,386
package plan9
import "unsafe"
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func fd2path(fd int, buf []byte) (err error) {
var _p0 unsafe.Pointer
if len(buf) > 0 {
_p0 = unsafe.Pointer(&buf[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_FD2PATH, uintptr(fd), uintptr(_p0), uintptr(len(buf)))
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func pipe(p *[2]int32) (err error) {
r0, _, e1 := Syscall(SYS_PIPE, uintptr(unsafe.Pointer(p)), 0, 0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func await(s []byte) (n int, err error) {
var _p0 unsafe.Pointer
if len(s) > 0 {
_p0 = unsafe.Pointer(&s[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_AWAIT, uintptr(_p0), uintptr(len(s)), 0)
n = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func open(path string, mode int) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_OPEN, uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
fd = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func create(path string, mode int, perm uint32) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_CREATE, uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(perm))
fd = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func remove(path string) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_REMOVE, uintptr(unsafe.Pointer(_p0)), 0, 0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func stat(path string, edir []byte) (n int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
var _p1 unsafe.Pointer
if len(edir) > 0 {
_p1 = unsafe.Pointer(&edir[0])
} else {
_p1 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_STAT, uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(edir)))
n = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func bind(name string, old string, flag int) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(name)
if err != nil {
return
}
var _p1 *byte
_p1, err = BytePtrFromString(old)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_BIND, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(flag))
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func mount(fd int, afd int, old string, flag int, aname string) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(old)
if err != nil {
return
}
var _p1 *byte
_p1, err = BytePtrFromString(aname)
if err != nil {
return
}
r0, _, e1 := Syscall6(SYS_MOUNT, uintptr(fd), uintptr(afd), uintptr(unsafe.Pointer(_p0)), uintptr(flag), uintptr(unsafe.Pointer(_p1)), 0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func wstat(path string, edir []byte) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
var _p1 unsafe.Pointer
if len(edir) > 0 {
_p1 = unsafe.Pointer(&edir[0])
} else {
_p1 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_WSTAT, uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(edir)))
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func chdir(path string) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_CHDIR, uintptr(unsafe.Pointer(_p0)), 0, 0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Dup(oldfd int, newfd int) (fd int, err error) {
r0, _, e1 := Syscall(SYS_DUP, uintptr(oldfd), uintptr(newfd), 0)
fd = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Pread(fd int, p []byte, offset int64) (n int, err error) {
var _p0 unsafe.Pointer
if len(p) > 0 {
_p0 = unsafe.Pointer(&p[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall6(SYS_PREAD, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
n = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Pwrite(fd int, p []byte, offset int64) (n int, err error) {
var _p0 unsafe.Pointer
if len(p) > 0 {
_p0 = unsafe.Pointer(&p[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall6(SYS_PWRITE, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
n = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Close(fd int) (err error) {
r0, _, e1 := Syscall(SYS_CLOSE, uintptr(fd), 0, 0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Fstat(fd int, edir []byte) (n int, err error) {
var _p0 unsafe.Pointer
if len(edir) > 0 {
_p0 = unsafe.Pointer(&edir[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_FSTAT, uintptr(fd), uintptr(_p0), uintptr(len(edir)))
n = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Fwstat(fd int, edir []byte) (err error) {
var _p0 unsafe.Pointer
if len(edir) > 0 {
_p0 = unsafe.Pointer(&edir[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_FWSTAT, uintptr(fd), uintptr(_p0), uintptr(len(edir)))
if int32(r0) == -1 {
err = e1
}
return
}

284
vendor/golang.org/x/sys/plan9/zsyscall_plan9_amd64.go generated vendored Normal file
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@ -0,0 +1,284 @@
// go run mksyscall.go -l32 -plan9 -tags plan9,amd64 syscall_plan9.go
// Code generated by the command above; see README.md. DO NOT EDIT.
// +build plan9,amd64
package plan9
import "unsafe"
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func fd2path(fd int, buf []byte) (err error) {
var _p0 unsafe.Pointer
if len(buf) > 0 {
_p0 = unsafe.Pointer(&buf[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_FD2PATH, uintptr(fd), uintptr(_p0), uintptr(len(buf)))
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func pipe(p *[2]int32) (err error) {
r0, _, e1 := Syscall(SYS_PIPE, uintptr(unsafe.Pointer(p)), 0, 0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func await(s []byte) (n int, err error) {
var _p0 unsafe.Pointer
if len(s) > 0 {
_p0 = unsafe.Pointer(&s[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_AWAIT, uintptr(_p0), uintptr(len(s)), 0)
n = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func open(path string, mode int) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_OPEN, uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
fd = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func create(path string, mode int, perm uint32) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_CREATE, uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(perm))
fd = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func remove(path string) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_REMOVE, uintptr(unsafe.Pointer(_p0)), 0, 0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func stat(path string, edir []byte) (n int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
var _p1 unsafe.Pointer
if len(edir) > 0 {
_p1 = unsafe.Pointer(&edir[0])
} else {
_p1 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_STAT, uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(edir)))
n = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func bind(name string, old string, flag int) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(name)
if err != nil {
return
}
var _p1 *byte
_p1, err = BytePtrFromString(old)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_BIND, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(flag))
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func mount(fd int, afd int, old string, flag int, aname string) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(old)
if err != nil {
return
}
var _p1 *byte
_p1, err = BytePtrFromString(aname)
if err != nil {
return
}
r0, _, e1 := Syscall6(SYS_MOUNT, uintptr(fd), uintptr(afd), uintptr(unsafe.Pointer(_p0)), uintptr(flag), uintptr(unsafe.Pointer(_p1)), 0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func wstat(path string, edir []byte) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
var _p1 unsafe.Pointer
if len(edir) > 0 {
_p1 = unsafe.Pointer(&edir[0])
} else {
_p1 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_WSTAT, uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(edir)))
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func chdir(path string) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_CHDIR, uintptr(unsafe.Pointer(_p0)), 0, 0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Dup(oldfd int, newfd int) (fd int, err error) {
r0, _, e1 := Syscall(SYS_DUP, uintptr(oldfd), uintptr(newfd), 0)
fd = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Pread(fd int, p []byte, offset int64) (n int, err error) {
var _p0 unsafe.Pointer
if len(p) > 0 {
_p0 = unsafe.Pointer(&p[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall6(SYS_PREAD, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
n = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Pwrite(fd int, p []byte, offset int64) (n int, err error) {
var _p0 unsafe.Pointer
if len(p) > 0 {
_p0 = unsafe.Pointer(&p[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall6(SYS_PWRITE, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
n = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Close(fd int) (err error) {
r0, _, e1 := Syscall(SYS_CLOSE, uintptr(fd), 0, 0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Fstat(fd int, edir []byte) (n int, err error) {
var _p0 unsafe.Pointer
if len(edir) > 0 {
_p0 = unsafe.Pointer(&edir[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_FSTAT, uintptr(fd), uintptr(_p0), uintptr(len(edir)))
n = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Fwstat(fd int, edir []byte) (err error) {
var _p0 unsafe.Pointer
if len(edir) > 0 {
_p0 = unsafe.Pointer(&edir[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_FWSTAT, uintptr(fd), uintptr(_p0), uintptr(len(edir)))
if int32(r0) == -1 {
err = e1
}
return
}

284
vendor/golang.org/x/sys/plan9/zsyscall_plan9_arm.go generated vendored Normal file
View File

@ -0,0 +1,284 @@
// go run mksyscall.go -l32 -plan9 -tags plan9,arm syscall_plan9.go
// Code generated by the command above; see README.md. DO NOT EDIT.
// +build plan9,arm
package plan9
import "unsafe"
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func fd2path(fd int, buf []byte) (err error) {
var _p0 unsafe.Pointer
if len(buf) > 0 {
_p0 = unsafe.Pointer(&buf[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_FD2PATH, uintptr(fd), uintptr(_p0), uintptr(len(buf)))
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func pipe(p *[2]int32) (err error) {
r0, _, e1 := Syscall(SYS_PIPE, uintptr(unsafe.Pointer(p)), 0, 0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func await(s []byte) (n int, err error) {
var _p0 unsafe.Pointer
if len(s) > 0 {
_p0 = unsafe.Pointer(&s[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_AWAIT, uintptr(_p0), uintptr(len(s)), 0)
n = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func open(path string, mode int) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_OPEN, uintptr(unsafe.Pointer(_p0)), uintptr(mode), 0)
fd = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func create(path string, mode int, perm uint32) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_CREATE, uintptr(unsafe.Pointer(_p0)), uintptr(mode), uintptr(perm))
fd = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func remove(path string) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_REMOVE, uintptr(unsafe.Pointer(_p0)), 0, 0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func stat(path string, edir []byte) (n int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
var _p1 unsafe.Pointer
if len(edir) > 0 {
_p1 = unsafe.Pointer(&edir[0])
} else {
_p1 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_STAT, uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(edir)))
n = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func bind(name string, old string, flag int) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(name)
if err != nil {
return
}
var _p1 *byte
_p1, err = BytePtrFromString(old)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_BIND, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(flag))
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func mount(fd int, afd int, old string, flag int, aname string) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(old)
if err != nil {
return
}
var _p1 *byte
_p1, err = BytePtrFromString(aname)
if err != nil {
return
}
r0, _, e1 := Syscall6(SYS_MOUNT, uintptr(fd), uintptr(afd), uintptr(unsafe.Pointer(_p0)), uintptr(flag), uintptr(unsafe.Pointer(_p1)), 0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func wstat(path string, edir []byte) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
var _p1 unsafe.Pointer
if len(edir) > 0 {
_p1 = unsafe.Pointer(&edir[0])
} else {
_p1 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_WSTAT, uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(edir)))
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func chdir(path string) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_CHDIR, uintptr(unsafe.Pointer(_p0)), 0, 0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Dup(oldfd int, newfd int) (fd int, err error) {
r0, _, e1 := Syscall(SYS_DUP, uintptr(oldfd), uintptr(newfd), 0)
fd = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Pread(fd int, p []byte, offset int64) (n int, err error) {
var _p0 unsafe.Pointer
if len(p) > 0 {
_p0 = unsafe.Pointer(&p[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall6(SYS_PREAD, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
n = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Pwrite(fd int, p []byte, offset int64) (n int, err error) {
var _p0 unsafe.Pointer
if len(p) > 0 {
_p0 = unsafe.Pointer(&p[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall6(SYS_PWRITE, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
n = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Close(fd int) (err error) {
r0, _, e1 := Syscall(SYS_CLOSE, uintptr(fd), 0, 0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Fstat(fd int, edir []byte) (n int, err error) {
var _p0 unsafe.Pointer
if len(edir) > 0 {
_p0 = unsafe.Pointer(&edir[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_FSTAT, uintptr(fd), uintptr(_p0), uintptr(len(edir)))
n = int(r0)
if int32(r0) == -1 {
err = e1
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Fwstat(fd int, edir []byte) (err error) {
var _p0 unsafe.Pointer
if len(edir) > 0 {
_p0 = unsafe.Pointer(&edir[0])
} else {
_p0 = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall(SYS_FWSTAT, uintptr(fd), uintptr(_p0), uintptr(len(edir)))
if int32(r0) == -1 {
err = e1
}
return
}

49
vendor/golang.org/x/sys/plan9/zsysnum_plan9.go generated vendored Normal file
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@ -0,0 +1,49 @@
// mksysnum_plan9.sh /opt/plan9/sys/src/libc/9syscall/sys.h
// MACHINE GENERATED BY THE ABOVE COMMAND; DO NOT EDIT
package plan9
const (
SYS_SYSR1 = 0
SYS_BIND = 2
SYS_CHDIR = 3
SYS_CLOSE = 4
SYS_DUP = 5
SYS_ALARM = 6
SYS_EXEC = 7
SYS_EXITS = 8
SYS_FAUTH = 10
SYS_SEGBRK = 12
SYS_OPEN = 14
SYS_OSEEK = 16
SYS_SLEEP = 17
SYS_RFORK = 19
SYS_PIPE = 21
SYS_CREATE = 22
SYS_FD2PATH = 23
SYS_BRK_ = 24
SYS_REMOVE = 25
SYS_NOTIFY = 28
SYS_NOTED = 29
SYS_SEGATTACH = 30
SYS_SEGDETACH = 31
SYS_SEGFREE = 32
SYS_SEGFLUSH = 33
SYS_RENDEZVOUS = 34
SYS_UNMOUNT = 35
SYS_SEMACQUIRE = 37
SYS_SEMRELEASE = 38
SYS_SEEK = 39
SYS_FVERSION = 40
SYS_ERRSTR = 41
SYS_STAT = 42
SYS_FSTAT = 43
SYS_WSTAT = 44
SYS_FWSTAT = 45
SYS_MOUNT = 46
SYS_AWAIT = 47
SYS_PREAD = 50
SYS_PWRITE = 51
SYS_TSEMACQUIRE = 52
SYS_NSEC = 53
)

11
vendor/golang.org/x/sys/unix/ptrace_darwin.go generated vendored Normal file
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@ -0,0 +1,11 @@
// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build darwin,!ios
package unix
func ptrace(request int, pid int, addr uintptr, data uintptr) error {
return ptrace1(request, pid, addr, data)
}

11
vendor/golang.org/x/sys/unix/ptrace_ios.go generated vendored Normal file
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@ -0,0 +1,11 @@
// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build ios
package unix
func ptrace(request int, pid int, addr uintptr, data uintptr) (err error) {
return ENOTSUP
}

17
vendor/gopkg.in/yaml.v3/.travis.yml generated vendored
View File

@ -1,17 +0,0 @@
language: go
go:
- "1.4.x"
- "1.5.x"
- "1.6.x"
- "1.7.x"
- "1.8.x"
- "1.9.x"
- "1.10.x"
- "1.11.x"
- "1.12.x"
- "1.13.x"
- "1.14.x"
- "tip"
go_import_path: gopkg.in/yaml.v3

50
vendor/gopkg.in/yaml.v3/LICENSE generated vendored
View File

@ -1,50 +0,0 @@
This project is covered by two different licenses: MIT and Apache.
#### MIT License ####
The following files were ported to Go from C files of libyaml, and thus
are still covered by their original MIT license, with the additional
copyright staring in 2011 when the project was ported over:
apic.go emitterc.go parserc.go readerc.go scannerc.go
writerc.go yamlh.go yamlprivateh.go
Copyright (c) 2006-2010 Kirill Simonov
Copyright (c) 2006-2011 Kirill Simonov
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do
so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
### Apache License ###
All the remaining project files are covered by the Apache license:
Copyright (c) 2011-2019 Canonical Ltd
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

13
vendor/gopkg.in/yaml.v3/NOTICE generated vendored
View File

@ -1,13 +0,0 @@
Copyright 2011-2016 Canonical Ltd.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

150
vendor/gopkg.in/yaml.v3/README.md generated vendored
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@ -1,150 +0,0 @@
# YAML support for the Go language
Introduction
------------
The yaml package enables Go programs to comfortably encode and decode YAML
values. It was developed within [Canonical](https://www.canonical.com) as
part of the [juju](https://juju.ubuntu.com) project, and is based on a
pure Go port of the well-known [libyaml](http://pyyaml.org/wiki/LibYAML)
C library to parse and generate YAML data quickly and reliably.
Compatibility
-------------
The yaml package supports most of YAML 1.2, but preserves some behavior
from 1.1 for backwards compatibility.
Specifically, as of v3 of the yaml package:
- YAML 1.1 bools (_yes/no, on/off_) are supported as long as they are being
decoded into a typed bool value. Otherwise they behave as a string. Booleans
in YAML 1.2 are _true/false_ only.
- Octals encode and decode as _0777_ per YAML 1.1, rather than _0o777_
as specified in YAML 1.2, because most parsers still use the old format.
Octals in the _0o777_ format are supported though, so new files work.
- Does not support base-60 floats. These are gone from YAML 1.2, and were
actually never supported by this package as it's clearly a poor choice.
and offers backwards
compatibility with YAML 1.1 in some cases.
1.2, including support for
anchors, tags, map merging, etc. Multi-document unmarshalling is not yet
implemented, and base-60 floats from YAML 1.1 are purposefully not
supported since they're a poor design and are gone in YAML 1.2.
Installation and usage
----------------------
The import path for the package is *gopkg.in/yaml.v3*.
To install it, run:
go get gopkg.in/yaml.v3
API documentation
-----------------
If opened in a browser, the import path itself leads to the API documentation:
- [https://gopkg.in/yaml.v3](https://gopkg.in/yaml.v3)
API stability
-------------
The package API for yaml v3 will remain stable as described in [gopkg.in](https://gopkg.in).
License
-------
The yaml package is licensed under the MIT and Apache License 2.0 licenses.
Please see the LICENSE file for details.
Example
-------
```Go
package main
import (
"fmt"
"log"
"gopkg.in/yaml.v3"
)
var data = `
a: Easy!
b:
c: 2
d: [3, 4]
`
// Note: struct fields must be public in order for unmarshal to
// correctly populate the data.
type T struct {
A string
B struct {
RenamedC int `yaml:"c"`
D []int `yaml:",flow"`
}
}
func main() {
t := T{}
err := yaml.Unmarshal([]byte(data), &t)
if err != nil {
log.Fatalf("error: %v", err)
}
fmt.Printf("--- t:\n%v\n\n", t)
d, err := yaml.Marshal(&t)
if err != nil {
log.Fatalf("error: %v", err)
}
fmt.Printf("--- t dump:\n%s\n\n", string(d))
m := make(map[interface{}]interface{})
err = yaml.Unmarshal([]byte(data), &m)
if err != nil {
log.Fatalf("error: %v", err)
}
fmt.Printf("--- m:\n%v\n\n", m)
d, err = yaml.Marshal(&m)
if err != nil {
log.Fatalf("error: %v", err)
}
fmt.Printf("--- m dump:\n%s\n\n", string(d))
}
```
This example will generate the following output:
```
--- t:
{Easy! {2 [3 4]}}
--- t dump:
a: Easy!
b:
c: 2
d: [3, 4]
--- m:
map[a:Easy! b:map[c:2 d:[3 4]]]
--- m dump:
a: Easy!
b:
c: 2
d:
- 3
- 4
```

747
vendor/gopkg.in/yaml.v3/apic.go generated vendored
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@ -1,747 +0,0 @@
//
// Copyright (c) 2011-2019 Canonical Ltd
// Copyright (c) 2006-2010 Kirill Simonov
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
// of the Software, and to permit persons to whom the Software is furnished to do
// so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
package yaml
import (
"io"
)
func yaml_insert_token(parser *yaml_parser_t, pos int, token *yaml_token_t) {
//fmt.Println("yaml_insert_token", "pos:", pos, "typ:", token.typ, "head:", parser.tokens_head, "len:", len(parser.tokens))
// Check if we can move the queue at the beginning of the buffer.
if parser.tokens_head > 0 && len(parser.tokens) == cap(parser.tokens) {
if parser.tokens_head != len(parser.tokens) {
copy(parser.tokens, parser.tokens[parser.tokens_head:])
}
parser.tokens = parser.tokens[:len(parser.tokens)-parser.tokens_head]
parser.tokens_head = 0
}
parser.tokens = append(parser.tokens, *token)
if pos < 0 {
return
}
copy(parser.tokens[parser.tokens_head+pos+1:], parser.tokens[parser.tokens_head+pos:])
parser.tokens[parser.tokens_head+pos] = *token
}
// Create a new parser object.
func yaml_parser_initialize(parser *yaml_parser_t) bool {
*parser = yaml_parser_t{
raw_buffer: make([]byte, 0, input_raw_buffer_size),
buffer: make([]byte, 0, input_buffer_size),
}
return true
}
// Destroy a parser object.
func yaml_parser_delete(parser *yaml_parser_t) {
*parser = yaml_parser_t{}
}
// String read handler.
func yaml_string_read_handler(parser *yaml_parser_t, buffer []byte) (n int, err error) {
if parser.input_pos == len(parser.input) {
return 0, io.EOF
}
n = copy(buffer, parser.input[parser.input_pos:])
parser.input_pos += n
return n, nil
}
// Reader read handler.
func yaml_reader_read_handler(parser *yaml_parser_t, buffer []byte) (n int, err error) {
return parser.input_reader.Read(buffer)
}
// Set a string input.
func yaml_parser_set_input_string(parser *yaml_parser_t, input []byte) {
if parser.read_handler != nil {
panic("must set the input source only once")
}
parser.read_handler = yaml_string_read_handler
parser.input = input
parser.input_pos = 0
}
// Set a file input.
func yaml_parser_set_input_reader(parser *yaml_parser_t, r io.Reader) {
if parser.read_handler != nil {
panic("must set the input source only once")
}
parser.read_handler = yaml_reader_read_handler
parser.input_reader = r
}
// Set the source encoding.
func yaml_parser_set_encoding(parser *yaml_parser_t, encoding yaml_encoding_t) {
if parser.encoding != yaml_ANY_ENCODING {
panic("must set the encoding only once")
}
parser.encoding = encoding
}
// Create a new emitter object.
func yaml_emitter_initialize(emitter *yaml_emitter_t) {
*emitter = yaml_emitter_t{
buffer: make([]byte, output_buffer_size),
raw_buffer: make([]byte, 0, output_raw_buffer_size),
states: make([]yaml_emitter_state_t, 0, initial_stack_size),
events: make([]yaml_event_t, 0, initial_queue_size),
best_width: -1,
}
}
// Destroy an emitter object.
func yaml_emitter_delete(emitter *yaml_emitter_t) {
*emitter = yaml_emitter_t{}
}
// String write handler.
func yaml_string_write_handler(emitter *yaml_emitter_t, buffer []byte) error {
*emitter.output_buffer = append(*emitter.output_buffer, buffer...)
return nil
}
// yaml_writer_write_handler uses emitter.output_writer to write the
// emitted text.
func yaml_writer_write_handler(emitter *yaml_emitter_t, buffer []byte) error {
_, err := emitter.output_writer.Write(buffer)
return err
}
// Set a string output.
func yaml_emitter_set_output_string(emitter *yaml_emitter_t, output_buffer *[]byte) {
if emitter.write_handler != nil {
panic("must set the output target only once")
}
emitter.write_handler = yaml_string_write_handler
emitter.output_buffer = output_buffer
}
// Set a file output.
func yaml_emitter_set_output_writer(emitter *yaml_emitter_t, w io.Writer) {
if emitter.write_handler != nil {
panic("must set the output target only once")
}
emitter.write_handler = yaml_writer_write_handler
emitter.output_writer = w
}
// Set the output encoding.
func yaml_emitter_set_encoding(emitter *yaml_emitter_t, encoding yaml_encoding_t) {
if emitter.encoding != yaml_ANY_ENCODING {
panic("must set the output encoding only once")
}
emitter.encoding = encoding
}
// Set the canonical output style.
func yaml_emitter_set_canonical(emitter *yaml_emitter_t, canonical bool) {
emitter.canonical = canonical
}
// Set the indentation increment.
func yaml_emitter_set_indent(emitter *yaml_emitter_t, indent int) {
if indent < 2 || indent > 9 {
indent = 2
}
emitter.best_indent = indent
}
// Set the preferred line width.
func yaml_emitter_set_width(emitter *yaml_emitter_t, width int) {
if width < 0 {
width = -1
}
emitter.best_width = width
}
// Set if unescaped non-ASCII characters are allowed.
func yaml_emitter_set_unicode(emitter *yaml_emitter_t, unicode bool) {
emitter.unicode = unicode
}
// Set the preferred line break character.
func yaml_emitter_set_break(emitter *yaml_emitter_t, line_break yaml_break_t) {
emitter.line_break = line_break
}
///*
// * Destroy a token object.
// */
//
//YAML_DECLARE(void)
//yaml_token_delete(yaml_token_t *token)
//{
// assert(token); // Non-NULL token object expected.
//
// switch (token.type)
// {
// case YAML_TAG_DIRECTIVE_TOKEN:
// yaml_free(token.data.tag_directive.handle);
// yaml_free(token.data.tag_directive.prefix);
// break;
//
// case YAML_ALIAS_TOKEN:
// yaml_free(token.data.alias.value);
// break;
//
// case YAML_ANCHOR_TOKEN:
// yaml_free(token.data.anchor.value);
// break;
//
// case YAML_TAG_TOKEN:
// yaml_free(token.data.tag.handle);
// yaml_free(token.data.tag.suffix);
// break;
//
// case YAML_SCALAR_TOKEN:
// yaml_free(token.data.scalar.value);
// break;
//
// default:
// break;
// }
//
// memset(token, 0, sizeof(yaml_token_t));
//}
//
///*
// * Check if a string is a valid UTF-8 sequence.
// *
// * Check 'reader.c' for more details on UTF-8 encoding.
// */
//
//static int
//yaml_check_utf8(yaml_char_t *start, size_t length)
//{
// yaml_char_t *end = start+length;
// yaml_char_t *pointer = start;
//
// while (pointer < end) {
// unsigned char octet;
// unsigned int width;
// unsigned int value;
// size_t k;
//
// octet = pointer[0];
// width = (octet & 0x80) == 0x00 ? 1 :
// (octet & 0xE0) == 0xC0 ? 2 :
// (octet & 0xF0) == 0xE0 ? 3 :
// (octet & 0xF8) == 0xF0 ? 4 : 0;
// value = (octet & 0x80) == 0x00 ? octet & 0x7F :
// (octet & 0xE0) == 0xC0 ? octet & 0x1F :
// (octet & 0xF0) == 0xE0 ? octet & 0x0F :
// (octet & 0xF8) == 0xF0 ? octet & 0x07 : 0;
// if (!width) return 0;
// if (pointer+width > end) return 0;
// for (k = 1; k < width; k ++) {
// octet = pointer[k];
// if ((octet & 0xC0) != 0x80) return 0;
// value = (value << 6) + (octet & 0x3F);
// }
// if (!((width == 1) ||
// (width == 2 && value >= 0x80) ||
// (width == 3 && value >= 0x800) ||
// (width == 4 && value >= 0x10000))) return 0;
//
// pointer += width;
// }
//
// return 1;
//}
//
// Create STREAM-START.
func yaml_stream_start_event_initialize(event *yaml_event_t, encoding yaml_encoding_t) {
*event = yaml_event_t{
typ: yaml_STREAM_START_EVENT,
encoding: encoding,
}
}
// Create STREAM-END.
func yaml_stream_end_event_initialize(event *yaml_event_t) {
*event = yaml_event_t{
typ: yaml_STREAM_END_EVENT,
}
}
// Create DOCUMENT-START.
func yaml_document_start_event_initialize(
event *yaml_event_t,
version_directive *yaml_version_directive_t,
tag_directives []yaml_tag_directive_t,
implicit bool,
) {
*event = yaml_event_t{
typ: yaml_DOCUMENT_START_EVENT,
version_directive: version_directive,
tag_directives: tag_directives,
implicit: implicit,
}
}
// Create DOCUMENT-END.
func yaml_document_end_event_initialize(event *yaml_event_t, implicit bool) {
*event = yaml_event_t{
typ: yaml_DOCUMENT_END_EVENT,
implicit: implicit,
}
}
// Create ALIAS.
func yaml_alias_event_initialize(event *yaml_event_t, anchor []byte) bool {
*event = yaml_event_t{
typ: yaml_ALIAS_EVENT,
anchor: anchor,
}
return true
}
// Create SCALAR.
func yaml_scalar_event_initialize(event *yaml_event_t, anchor, tag, value []byte, plain_implicit, quoted_implicit bool, style yaml_scalar_style_t) bool {
*event = yaml_event_t{
typ: yaml_SCALAR_EVENT,
anchor: anchor,
tag: tag,
value: value,
implicit: plain_implicit,
quoted_implicit: quoted_implicit,
style: yaml_style_t(style),
}
return true
}
// Create SEQUENCE-START.
func yaml_sequence_start_event_initialize(event *yaml_event_t, anchor, tag []byte, implicit bool, style yaml_sequence_style_t) bool {
*event = yaml_event_t{
typ: yaml_SEQUENCE_START_EVENT,
anchor: anchor,
tag: tag,
implicit: implicit,
style: yaml_style_t(style),
}
return true
}
// Create SEQUENCE-END.
func yaml_sequence_end_event_initialize(event *yaml_event_t) bool {
*event = yaml_event_t{
typ: yaml_SEQUENCE_END_EVENT,
}
return true
}
// Create MAPPING-START.
func yaml_mapping_start_event_initialize(event *yaml_event_t, anchor, tag []byte, implicit bool, style yaml_mapping_style_t) {
*event = yaml_event_t{
typ: yaml_MAPPING_START_EVENT,
anchor: anchor,
tag: tag,
implicit: implicit,
style: yaml_style_t(style),
}
}
// Create MAPPING-END.
func yaml_mapping_end_event_initialize(event *yaml_event_t) {
*event = yaml_event_t{
typ: yaml_MAPPING_END_EVENT,
}
}
// Destroy an event object.
func yaml_event_delete(event *yaml_event_t) {
*event = yaml_event_t{}
}
///*
// * Create a document object.
// */
//
//YAML_DECLARE(int)
//yaml_document_initialize(document *yaml_document_t,
// version_directive *yaml_version_directive_t,
// tag_directives_start *yaml_tag_directive_t,
// tag_directives_end *yaml_tag_directive_t,
// start_implicit int, end_implicit int)
//{
// struct {
// error yaml_error_type_t
// } context
// struct {
// start *yaml_node_t
// end *yaml_node_t
// top *yaml_node_t
// } nodes = { NULL, NULL, NULL }
// version_directive_copy *yaml_version_directive_t = NULL
// struct {
// start *yaml_tag_directive_t
// end *yaml_tag_directive_t
// top *yaml_tag_directive_t
// } tag_directives_copy = { NULL, NULL, NULL }
// value yaml_tag_directive_t = { NULL, NULL }
// mark yaml_mark_t = { 0, 0, 0 }
//
// assert(document) // Non-NULL document object is expected.
// assert((tag_directives_start && tag_directives_end) ||
// (tag_directives_start == tag_directives_end))
// // Valid tag directives are expected.
//
// if (!STACK_INIT(&context, nodes, INITIAL_STACK_SIZE)) goto error
//
// if (version_directive) {
// version_directive_copy = yaml_malloc(sizeof(yaml_version_directive_t))
// if (!version_directive_copy) goto error
// version_directive_copy.major = version_directive.major
// version_directive_copy.minor = version_directive.minor
// }
//
// if (tag_directives_start != tag_directives_end) {
// tag_directive *yaml_tag_directive_t
// if (!STACK_INIT(&context, tag_directives_copy, INITIAL_STACK_SIZE))
// goto error
// for (tag_directive = tag_directives_start
// tag_directive != tag_directives_end; tag_directive ++) {
// assert(tag_directive.handle)
// assert(tag_directive.prefix)
// if (!yaml_check_utf8(tag_directive.handle,
// strlen((char *)tag_directive.handle)))
// goto error
// if (!yaml_check_utf8(tag_directive.prefix,
// strlen((char *)tag_directive.prefix)))
// goto error
// value.handle = yaml_strdup(tag_directive.handle)
// value.prefix = yaml_strdup(tag_directive.prefix)
// if (!value.handle || !value.prefix) goto error
// if (!PUSH(&context, tag_directives_copy, value))
// goto error
// value.handle = NULL
// value.prefix = NULL
// }
// }
//
// DOCUMENT_INIT(*document, nodes.start, nodes.end, version_directive_copy,
// tag_directives_copy.start, tag_directives_copy.top,
// start_implicit, end_implicit, mark, mark)
//
// return 1
//
//error:
// STACK_DEL(&context, nodes)
// yaml_free(version_directive_copy)
// while (!STACK_EMPTY(&context, tag_directives_copy)) {
// value yaml_tag_directive_t = POP(&context, tag_directives_copy)
// yaml_free(value.handle)
// yaml_free(value.prefix)
// }
// STACK_DEL(&context, tag_directives_copy)
// yaml_free(value.handle)
// yaml_free(value.prefix)
//
// return 0
//}
//
///*
// * Destroy a document object.
// */
//
//YAML_DECLARE(void)
//yaml_document_delete(document *yaml_document_t)
//{
// struct {
// error yaml_error_type_t
// } context
// tag_directive *yaml_tag_directive_t
//
// context.error = YAML_NO_ERROR // Eliminate a compiler warning.
//
// assert(document) // Non-NULL document object is expected.
//
// while (!STACK_EMPTY(&context, document.nodes)) {
// node yaml_node_t = POP(&context, document.nodes)
// yaml_free(node.tag)
// switch (node.type) {
// case YAML_SCALAR_NODE:
// yaml_free(node.data.scalar.value)
// break
// case YAML_SEQUENCE_NODE:
// STACK_DEL(&context, node.data.sequence.items)
// break
// case YAML_MAPPING_NODE:
// STACK_DEL(&context, node.data.mapping.pairs)
// break
// default:
// assert(0) // Should not happen.
// }
// }
// STACK_DEL(&context, document.nodes)
//
// yaml_free(document.version_directive)
// for (tag_directive = document.tag_directives.start
// tag_directive != document.tag_directives.end
// tag_directive++) {
// yaml_free(tag_directive.handle)
// yaml_free(tag_directive.prefix)
// }
// yaml_free(document.tag_directives.start)
//
// memset(document, 0, sizeof(yaml_document_t))
//}
//
///**
// * Get a document node.
// */
//
//YAML_DECLARE(yaml_node_t *)
//yaml_document_get_node(document *yaml_document_t, index int)
//{
// assert(document) // Non-NULL document object is expected.
//
// if (index > 0 && document.nodes.start + index <= document.nodes.top) {
// return document.nodes.start + index - 1
// }
// return NULL
//}
//
///**
// * Get the root object.
// */
//
//YAML_DECLARE(yaml_node_t *)
//yaml_document_get_root_node(document *yaml_document_t)
//{
// assert(document) // Non-NULL document object is expected.
//
// if (document.nodes.top != document.nodes.start) {
// return document.nodes.start
// }
// return NULL
//}
//
///*
// * Add a scalar node to a document.
// */
//
//YAML_DECLARE(int)
//yaml_document_add_scalar(document *yaml_document_t,
// tag *yaml_char_t, value *yaml_char_t, length int,
// style yaml_scalar_style_t)
//{
// struct {
// error yaml_error_type_t
// } context
// mark yaml_mark_t = { 0, 0, 0 }
// tag_copy *yaml_char_t = NULL
// value_copy *yaml_char_t = NULL
// node yaml_node_t
//
// assert(document) // Non-NULL document object is expected.
// assert(value) // Non-NULL value is expected.
//
// if (!tag) {
// tag = (yaml_char_t *)YAML_DEFAULT_SCALAR_TAG
// }
//
// if (!yaml_check_utf8(tag, strlen((char *)tag))) goto error
// tag_copy = yaml_strdup(tag)
// if (!tag_copy) goto error
//
// if (length < 0) {
// length = strlen((char *)value)
// }
//
// if (!yaml_check_utf8(value, length)) goto error
// value_copy = yaml_malloc(length+1)
// if (!value_copy) goto error
// memcpy(value_copy, value, length)
// value_copy[length] = '\0'
//
// SCALAR_NODE_INIT(node, tag_copy, value_copy, length, style, mark, mark)
// if (!PUSH(&context, document.nodes, node)) goto error
//
// return document.nodes.top - document.nodes.start
//
//error:
// yaml_free(tag_copy)
// yaml_free(value_copy)
//
// return 0
//}
//
///*
// * Add a sequence node to a document.
// */
//
//YAML_DECLARE(int)
//yaml_document_add_sequence(document *yaml_document_t,
// tag *yaml_char_t, style yaml_sequence_style_t)
//{
// struct {
// error yaml_error_type_t
// } context
// mark yaml_mark_t = { 0, 0, 0 }
// tag_copy *yaml_char_t = NULL
// struct {
// start *yaml_node_item_t
// end *yaml_node_item_t
// top *yaml_node_item_t
// } items = { NULL, NULL, NULL }
// node yaml_node_t
//
// assert(document) // Non-NULL document object is expected.
//
// if (!tag) {
// tag = (yaml_char_t *)YAML_DEFAULT_SEQUENCE_TAG
// }
//
// if (!yaml_check_utf8(tag, strlen((char *)tag))) goto error
// tag_copy = yaml_strdup(tag)
// if (!tag_copy) goto error
//
// if (!STACK_INIT(&context, items, INITIAL_STACK_SIZE)) goto error
//
// SEQUENCE_NODE_INIT(node, tag_copy, items.start, items.end,
// style, mark, mark)
// if (!PUSH(&context, document.nodes, node)) goto error
//
// return document.nodes.top - document.nodes.start
//
//error:
// STACK_DEL(&context, items)
// yaml_free(tag_copy)
//
// return 0
//}
//
///*
// * Add a mapping node to a document.
// */
//
//YAML_DECLARE(int)
//yaml_document_add_mapping(document *yaml_document_t,
// tag *yaml_char_t, style yaml_mapping_style_t)
//{
// struct {
// error yaml_error_type_t
// } context
// mark yaml_mark_t = { 0, 0, 0 }
// tag_copy *yaml_char_t = NULL
// struct {
// start *yaml_node_pair_t
// end *yaml_node_pair_t
// top *yaml_node_pair_t
// } pairs = { NULL, NULL, NULL }
// node yaml_node_t
//
// assert(document) // Non-NULL document object is expected.
//
// if (!tag) {
// tag = (yaml_char_t *)YAML_DEFAULT_MAPPING_TAG
// }
//
// if (!yaml_check_utf8(tag, strlen((char *)tag))) goto error
// tag_copy = yaml_strdup(tag)
// if (!tag_copy) goto error
//
// if (!STACK_INIT(&context, pairs, INITIAL_STACK_SIZE)) goto error
//
// MAPPING_NODE_INIT(node, tag_copy, pairs.start, pairs.end,
// style, mark, mark)
// if (!PUSH(&context, document.nodes, node)) goto error
//
// return document.nodes.top - document.nodes.start
//
//error:
// STACK_DEL(&context, pairs)
// yaml_free(tag_copy)
//
// return 0
//}
//
///*
// * Append an item to a sequence node.
// */
//
//YAML_DECLARE(int)
//yaml_document_append_sequence_item(document *yaml_document_t,
// sequence int, item int)
//{
// struct {
// error yaml_error_type_t
// } context
//
// assert(document) // Non-NULL document is required.
// assert(sequence > 0
// && document.nodes.start + sequence <= document.nodes.top)
// // Valid sequence id is required.
// assert(document.nodes.start[sequence-1].type == YAML_SEQUENCE_NODE)
// // A sequence node is required.
// assert(item > 0 && document.nodes.start + item <= document.nodes.top)
// // Valid item id is required.
//
// if (!PUSH(&context,
// document.nodes.start[sequence-1].data.sequence.items, item))
// return 0
//
// return 1
//}
//
///*
// * Append a pair of a key and a value to a mapping node.
// */
//
//YAML_DECLARE(int)
//yaml_document_append_mapping_pair(document *yaml_document_t,
// mapping int, key int, value int)
//{
// struct {
// error yaml_error_type_t
// } context
//
// pair yaml_node_pair_t
//
// assert(document) // Non-NULL document is required.
// assert(mapping > 0
// && document.nodes.start + mapping <= document.nodes.top)
// // Valid mapping id is required.
// assert(document.nodes.start[mapping-1].type == YAML_MAPPING_NODE)
// // A mapping node is required.
// assert(key > 0 && document.nodes.start + key <= document.nodes.top)
// // Valid key id is required.
// assert(value > 0 && document.nodes.start + value <= document.nodes.top)
// // Valid value id is required.
//
// pair.key = key
// pair.value = value
//
// if (!PUSH(&context,
// document.nodes.start[mapping-1].data.mapping.pairs, pair))
// return 0
//
// return 1
//}
//
//

948
vendor/gopkg.in/yaml.v3/decode.go generated vendored
View File

@ -1,948 +0,0 @@
//
// Copyright (c) 2011-2019 Canonical Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package yaml
import (
"encoding"
"encoding/base64"
"fmt"
"io"
"math"
"reflect"
"strconv"
"time"
)
// ----------------------------------------------------------------------------
// Parser, produces a node tree out of a libyaml event stream.
type parser struct {
parser yaml_parser_t
event yaml_event_t
doc *Node
anchors map[string]*Node
doneInit bool
textless bool
}
func newParser(b []byte) *parser {
p := parser{}
if !yaml_parser_initialize(&p.parser) {
panic("failed to initialize YAML emitter")
}
if len(b) == 0 {
b = []byte{'\n'}
}
yaml_parser_set_input_string(&p.parser, b)
return &p
}
func newParserFromReader(r io.Reader) *parser {
p := parser{}
if !yaml_parser_initialize(&p.parser) {
panic("failed to initialize YAML emitter")
}
yaml_parser_set_input_reader(&p.parser, r)
return &p
}
func (p *parser) init() {
if p.doneInit {
return
}
p.anchors = make(map[string]*Node)
p.expect(yaml_STREAM_START_EVENT)
p.doneInit = true
}
func (p *parser) destroy() {
if p.event.typ != yaml_NO_EVENT {
yaml_event_delete(&p.event)
}
yaml_parser_delete(&p.parser)
}
// expect consumes an event from the event stream and
// checks that it's of the expected type.
func (p *parser) expect(e yaml_event_type_t) {
if p.event.typ == yaml_NO_EVENT {
if !yaml_parser_parse(&p.parser, &p.event) {
p.fail()
}
}
if p.event.typ == yaml_STREAM_END_EVENT {
failf("attempted to go past the end of stream; corrupted value?")
}
if p.event.typ != e {
p.parser.problem = fmt.Sprintf("expected %s event but got %s", e, p.event.typ)
p.fail()
}
yaml_event_delete(&p.event)
p.event.typ = yaml_NO_EVENT
}
// peek peeks at the next event in the event stream,
// puts the results into p.event and returns the event type.
func (p *parser) peek() yaml_event_type_t {
if p.event.typ != yaml_NO_EVENT {
return p.event.typ
}
if !yaml_parser_parse(&p.parser, &p.event) {
p.fail()
}
return p.event.typ
}
func (p *parser) fail() {
var where string
var line int
if p.parser.context_mark.line != 0 {
line = p.parser.context_mark.line
// Scanner errors don't iterate line before returning error
if p.parser.error == yaml_SCANNER_ERROR {
line++
}
} else if p.parser.problem_mark.line != 0 {
line = p.parser.problem_mark.line
// Scanner errors don't iterate line before returning error
if p.parser.error == yaml_SCANNER_ERROR {
line++
}
}
if line != 0 {
where = "line " + strconv.Itoa(line) + ": "
}
var msg string
if len(p.parser.problem) > 0 {
msg = p.parser.problem
} else {
msg = "unknown problem parsing YAML content"
}
failf("%s%s", where, msg)
}
func (p *parser) anchor(n *Node, anchor []byte) {
if anchor != nil {
n.Anchor = string(anchor)
p.anchors[n.Anchor] = n
}
}
func (p *parser) parse() *Node {
p.init()
switch p.peek() {
case yaml_SCALAR_EVENT:
return p.scalar()
case yaml_ALIAS_EVENT:
return p.alias()
case yaml_MAPPING_START_EVENT:
return p.mapping()
case yaml_SEQUENCE_START_EVENT:
return p.sequence()
case yaml_DOCUMENT_START_EVENT:
return p.document()
case yaml_STREAM_END_EVENT:
// Happens when attempting to decode an empty buffer.
return nil
case yaml_TAIL_COMMENT_EVENT:
panic("internal error: unexpected tail comment event (please report)")
default:
panic("internal error: attempted to parse unknown event (please report): " + p.event.typ.String())
}
}
func (p *parser) node(kind Kind, defaultTag, tag, value string) *Node {
var style Style
if tag != "" && tag != "!" {
tag = shortTag(tag)
style = TaggedStyle
} else if defaultTag != "" {
tag = defaultTag
} else if kind == ScalarNode {
tag, _ = resolve("", value)
}
n := &Node{
Kind: kind,
Tag: tag,
Value: value,
Style: style,
}
if !p.textless {
n.Line = p.event.start_mark.line + 1
n.Column = p.event.start_mark.column + 1
n.HeadComment = string(p.event.head_comment)
n.LineComment = string(p.event.line_comment)
n.FootComment = string(p.event.foot_comment)
}
return n
}
func (p *parser) parseChild(parent *Node) *Node {
child := p.parse()
parent.Content = append(parent.Content, child)
return child
}
func (p *parser) document() *Node {
n := p.node(DocumentNode, "", "", "")
p.doc = n
p.expect(yaml_DOCUMENT_START_EVENT)
p.parseChild(n)
if p.peek() == yaml_DOCUMENT_END_EVENT {
n.FootComment = string(p.event.foot_comment)
}
p.expect(yaml_DOCUMENT_END_EVENT)
return n
}
func (p *parser) alias() *Node {
n := p.node(AliasNode, "", "", string(p.event.anchor))
n.Alias = p.anchors[n.Value]
if n.Alias == nil {
failf("unknown anchor '%s' referenced", n.Value)
}
p.expect(yaml_ALIAS_EVENT)
return n
}
func (p *parser) scalar() *Node {
var parsedStyle = p.event.scalar_style()
var nodeStyle Style
switch {
case parsedStyle&yaml_DOUBLE_QUOTED_SCALAR_STYLE != 0:
nodeStyle = DoubleQuotedStyle
case parsedStyle&yaml_SINGLE_QUOTED_SCALAR_STYLE != 0:
nodeStyle = SingleQuotedStyle
case parsedStyle&yaml_LITERAL_SCALAR_STYLE != 0:
nodeStyle = LiteralStyle
case parsedStyle&yaml_FOLDED_SCALAR_STYLE != 0:
nodeStyle = FoldedStyle
}
var nodeValue = string(p.event.value)
var nodeTag = string(p.event.tag)
var defaultTag string
if nodeStyle == 0 {
if nodeValue == "<<" {
defaultTag = mergeTag
}
} else {
defaultTag = strTag
}
n := p.node(ScalarNode, defaultTag, nodeTag, nodeValue)
n.Style |= nodeStyle
p.anchor(n, p.event.anchor)
p.expect(yaml_SCALAR_EVENT)
return n
}
func (p *parser) sequence() *Node {
n := p.node(SequenceNode, seqTag, string(p.event.tag), "")
if p.event.sequence_style()&yaml_FLOW_SEQUENCE_STYLE != 0 {
n.Style |= FlowStyle
}
p.anchor(n, p.event.anchor)
p.expect(yaml_SEQUENCE_START_EVENT)
for p.peek() != yaml_SEQUENCE_END_EVENT {
p.parseChild(n)
}
n.LineComment = string(p.event.line_comment)
n.FootComment = string(p.event.foot_comment)
p.expect(yaml_SEQUENCE_END_EVENT)
return n
}
func (p *parser) mapping() *Node {
n := p.node(MappingNode, mapTag, string(p.event.tag), "")
block := true
if p.event.mapping_style()&yaml_FLOW_MAPPING_STYLE != 0 {
block = false
n.Style |= FlowStyle
}
p.anchor(n, p.event.anchor)
p.expect(yaml_MAPPING_START_EVENT)
for p.peek() != yaml_MAPPING_END_EVENT {
k := p.parseChild(n)
if block && k.FootComment != "" {
// Must be a foot comment for the prior value when being dedented.
if len(n.Content) > 2 {
n.Content[len(n.Content)-3].FootComment = k.FootComment
k.FootComment = ""
}
}
v := p.parseChild(n)
if k.FootComment == "" && v.FootComment != "" {
k.FootComment = v.FootComment
v.FootComment = ""
}
if p.peek() == yaml_TAIL_COMMENT_EVENT {
if k.FootComment == "" {
k.FootComment = string(p.event.foot_comment)
}
p.expect(yaml_TAIL_COMMENT_EVENT)
}
}
n.LineComment = string(p.event.line_comment)
n.FootComment = string(p.event.foot_comment)
if n.Style&FlowStyle == 0 && n.FootComment != "" && len(n.Content) > 1 {
n.Content[len(n.Content)-2].FootComment = n.FootComment
n.FootComment = ""
}
p.expect(yaml_MAPPING_END_EVENT)
return n
}
// ----------------------------------------------------------------------------
// Decoder, unmarshals a node into a provided value.
type decoder struct {
doc *Node
aliases map[*Node]bool
terrors []string
stringMapType reflect.Type
generalMapType reflect.Type
knownFields bool
uniqueKeys bool
decodeCount int
aliasCount int
aliasDepth int
}
var (
nodeType = reflect.TypeOf(Node{})
durationType = reflect.TypeOf(time.Duration(0))
stringMapType = reflect.TypeOf(map[string]interface{}{})
generalMapType = reflect.TypeOf(map[interface{}]interface{}{})
ifaceType = generalMapType.Elem()
timeType = reflect.TypeOf(time.Time{})
ptrTimeType = reflect.TypeOf(&time.Time{})
)
func newDecoder() *decoder {
d := &decoder{
stringMapType: stringMapType,
generalMapType: generalMapType,
uniqueKeys: true,
}
d.aliases = make(map[*Node]bool)
return d
}
func (d *decoder) terror(n *Node, tag string, out reflect.Value) {
if n.Tag != "" {
tag = n.Tag
}
value := n.Value
if tag != seqTag && tag != mapTag {
if len(value) > 10 {
value = " `" + value[:7] + "...`"
} else {
value = " `" + value + "`"
}
}
d.terrors = append(d.terrors, fmt.Sprintf("line %d: cannot unmarshal %s%s into %s", n.Line, shortTag(tag), value, out.Type()))
}
func (d *decoder) callUnmarshaler(n *Node, u Unmarshaler) (good bool) {
err := u.UnmarshalYAML(n)
if e, ok := err.(*TypeError); ok {
d.terrors = append(d.terrors, e.Errors...)
return false
}
if err != nil {
fail(err)
}
return true
}
func (d *decoder) callObsoleteUnmarshaler(n *Node, u obsoleteUnmarshaler) (good bool) {
terrlen := len(d.terrors)
err := u.UnmarshalYAML(func(v interface{}) (err error) {
defer handleErr(&err)
d.unmarshal(n, reflect.ValueOf(v))
if len(d.terrors) > terrlen {
issues := d.terrors[terrlen:]
d.terrors = d.terrors[:terrlen]
return &TypeError{issues}
}
return nil
})
if e, ok := err.(*TypeError); ok {
d.terrors = append(d.terrors, e.Errors...)
return false
}
if err != nil {
fail(err)
}
return true
}
// d.prepare initializes and dereferences pointers and calls UnmarshalYAML
// if a value is found to implement it.
// It returns the initialized and dereferenced out value, whether
// unmarshalling was already done by UnmarshalYAML, and if so whether
// its types unmarshalled appropriately.
//
// If n holds a null value, prepare returns before doing anything.
func (d *decoder) prepare(n *Node, out reflect.Value) (newout reflect.Value, unmarshaled, good bool) {
if n.ShortTag() == nullTag || n.Kind == 0 && n.IsZero() {
return out, false, false
}
again := true
for again {
again = false
if out.Kind() == reflect.Ptr {
if out.IsNil() {
out.Set(reflect.New(out.Type().Elem()))
}
out = out.Elem()
again = true
}
if out.CanAddr() {
outi := out.Addr().Interface()
if u, ok := outi.(Unmarshaler); ok {
good = d.callUnmarshaler(n, u)
return out, true, good
}
if u, ok := outi.(obsoleteUnmarshaler); ok {
good = d.callObsoleteUnmarshaler(n, u)
return out, true, good
}
}
}
return out, false, false
}
func (d *decoder) fieldByIndex(n *Node, v reflect.Value, index []int) (field reflect.Value) {
if n.ShortTag() == nullTag {
return reflect.Value{}
}
for _, num := range index {
for {
if v.Kind() == reflect.Ptr {
if v.IsNil() {
v.Set(reflect.New(v.Type().Elem()))
}
v = v.Elem()
continue
}
break
}
v = v.Field(num)
}
return v
}
const (
// 400,000 decode operations is ~500kb of dense object declarations, or
// ~5kb of dense object declarations with 10000% alias expansion
alias_ratio_range_low = 400000
// 4,000,000 decode operations is ~5MB of dense object declarations, or
// ~4.5MB of dense object declarations with 10% alias expansion
alias_ratio_range_high = 4000000
// alias_ratio_range is the range over which we scale allowed alias ratios
alias_ratio_range = float64(alias_ratio_range_high - alias_ratio_range_low)
)
func allowedAliasRatio(decodeCount int) float64 {
switch {
case decodeCount <= alias_ratio_range_low:
// allow 99% to come from alias expansion for small-to-medium documents
return 0.99
case decodeCount >= alias_ratio_range_high:
// allow 10% to come from alias expansion for very large documents
return 0.10
default:
// scale smoothly from 99% down to 10% over the range.
// this maps to 396,000 - 400,000 allowed alias-driven decodes over the range.
// 400,000 decode operations is ~100MB of allocations in worst-case scenarios (single-item maps).
return 0.99 - 0.89*(float64(decodeCount-alias_ratio_range_low)/alias_ratio_range)
}
}
func (d *decoder) unmarshal(n *Node, out reflect.Value) (good bool) {
d.decodeCount++
if d.aliasDepth > 0 {
d.aliasCount++
}
if d.aliasCount > 100 && d.decodeCount > 1000 && float64(d.aliasCount)/float64(d.decodeCount) > allowedAliasRatio(d.decodeCount) {
failf("document contains excessive aliasing")
}
if out.Type() == nodeType {
out.Set(reflect.ValueOf(n).Elem())
return true
}
switch n.Kind {
case DocumentNode:
return d.document(n, out)
case AliasNode:
return d.alias(n, out)
}
out, unmarshaled, good := d.prepare(n, out)
if unmarshaled {
return good
}
switch n.Kind {
case ScalarNode:
good = d.scalar(n, out)
case MappingNode:
good = d.mapping(n, out)
case SequenceNode:
good = d.sequence(n, out)
case 0:
if n.IsZero() {
return d.null(out)
}
fallthrough
default:
failf("cannot decode node with unknown kind %d", n.Kind)
}
return good
}
func (d *decoder) document(n *Node, out reflect.Value) (good bool) {
if len(n.Content) == 1 {
d.doc = n
d.unmarshal(n.Content[0], out)
return true
}
return false
}
func (d *decoder) alias(n *Node, out reflect.Value) (good bool) {
if d.aliases[n] {
// TODO this could actually be allowed in some circumstances.
failf("anchor '%s' value contains itself", n.Value)
}
d.aliases[n] = true
d.aliasDepth++
good = d.unmarshal(n.Alias, out)
d.aliasDepth--
delete(d.aliases, n)
return good
}
var zeroValue reflect.Value
func resetMap(out reflect.Value) {
for _, k := range out.MapKeys() {
out.SetMapIndex(k, zeroValue)
}
}
func (d *decoder) null(out reflect.Value) bool {
if out.CanAddr() {
switch out.Kind() {
case reflect.Interface, reflect.Ptr, reflect.Map, reflect.Slice:
out.Set(reflect.Zero(out.Type()))
return true
}
}
return false
}
func (d *decoder) scalar(n *Node, out reflect.Value) bool {
var tag string
var resolved interface{}
if n.indicatedString() {
tag = strTag
resolved = n.Value
} else {
tag, resolved = resolve(n.Tag, n.Value)
if tag == binaryTag {
data, err := base64.StdEncoding.DecodeString(resolved.(string))
if err != nil {
failf("!!binary value contains invalid base64 data")
}
resolved = string(data)
}
}
if resolved == nil {
return d.null(out)
}
if resolvedv := reflect.ValueOf(resolved); out.Type() == resolvedv.Type() {
// We've resolved to exactly the type we want, so use that.
out.Set(resolvedv)
return true
}
// Perhaps we can use the value as a TextUnmarshaler to
// set its value.
if out.CanAddr() {
u, ok := out.Addr().Interface().(encoding.TextUnmarshaler)
if ok {
var text []byte
if tag == binaryTag {
text = []byte(resolved.(string))
} else {
// We let any value be unmarshaled into TextUnmarshaler.
// That might be more lax than we'd like, but the
// TextUnmarshaler itself should bowl out any dubious values.
text = []byte(n.Value)
}
err := u.UnmarshalText(text)
if err != nil {
fail(err)
}
return true
}
}
switch out.Kind() {
case reflect.String:
if tag == binaryTag {
out.SetString(resolved.(string))
return true
}
out.SetString(n.Value)
return true
case reflect.Interface:
out.Set(reflect.ValueOf(resolved))
return true
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
// This used to work in v2, but it's very unfriendly.
isDuration := out.Type() == durationType
switch resolved := resolved.(type) {
case int:
if !isDuration && !out.OverflowInt(int64(resolved)) {
out.SetInt(int64(resolved))
return true
}
case int64:
if !isDuration && !out.OverflowInt(resolved) {
out.SetInt(resolved)
return true
}
case uint64:
if !isDuration && resolved <= math.MaxInt64 && !out.OverflowInt(int64(resolved)) {
out.SetInt(int64(resolved))
return true
}
case float64:
if !isDuration && resolved <= math.MaxInt64 && !out.OverflowInt(int64(resolved)) {
out.SetInt(int64(resolved))
return true
}
case string:
if out.Type() == durationType {
d, err := time.ParseDuration(resolved)
if err == nil {
out.SetInt(int64(d))
return true
}
}
}
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr:
switch resolved := resolved.(type) {
case int:
if resolved >= 0 && !out.OverflowUint(uint64(resolved)) {
out.SetUint(uint64(resolved))
return true
}
case int64:
if resolved >= 0 && !out.OverflowUint(uint64(resolved)) {
out.SetUint(uint64(resolved))
return true
}
case uint64:
if !out.OverflowUint(uint64(resolved)) {
out.SetUint(uint64(resolved))
return true
}
case float64:
if resolved <= math.MaxUint64 && !out.OverflowUint(uint64(resolved)) {
out.SetUint(uint64(resolved))
return true
}
}
case reflect.Bool:
switch resolved := resolved.(type) {
case bool:
out.SetBool(resolved)
return true
case string:
// This offers some compatibility with the 1.1 spec (https://yaml.org/type/bool.html).
// It only works if explicitly attempting to unmarshal into a typed bool value.
switch resolved {
case "y", "Y", "yes", "Yes", "YES", "on", "On", "ON":
out.SetBool(true)
return true
case "n", "N", "no", "No", "NO", "off", "Off", "OFF":
out.SetBool(false)
return true
}
}
case reflect.Float32, reflect.Float64:
switch resolved := resolved.(type) {
case int:
out.SetFloat(float64(resolved))
return true
case int64:
out.SetFloat(float64(resolved))
return true
case uint64:
out.SetFloat(float64(resolved))
return true
case float64:
out.SetFloat(resolved)
return true
}
case reflect.Struct:
if resolvedv := reflect.ValueOf(resolved); out.Type() == resolvedv.Type() {
out.Set(resolvedv)
return true
}
case reflect.Ptr:
panic("yaml internal error: please report the issue")
}
d.terror(n, tag, out)
return false
}
func settableValueOf(i interface{}) reflect.Value {
v := reflect.ValueOf(i)
sv := reflect.New(v.Type()).Elem()
sv.Set(v)
return sv
}
func (d *decoder) sequence(n *Node, out reflect.Value) (good bool) {
l := len(n.Content)
var iface reflect.Value
switch out.Kind() {
case reflect.Slice:
out.Set(reflect.MakeSlice(out.Type(), l, l))
case reflect.Array:
if l != out.Len() {
failf("invalid array: want %d elements but got %d", out.Len(), l)
}
case reflect.Interface:
// No type hints. Will have to use a generic sequence.
iface = out
out = settableValueOf(make([]interface{}, l))
default:
d.terror(n, seqTag, out)
return false
}
et := out.Type().Elem()
j := 0
for i := 0; i < l; i++ {
e := reflect.New(et).Elem()
if ok := d.unmarshal(n.Content[i], e); ok {
out.Index(j).Set(e)
j++
}
}
if out.Kind() != reflect.Array {
out.Set(out.Slice(0, j))
}
if iface.IsValid() {
iface.Set(out)
}
return true
}
func (d *decoder) mapping(n *Node, out reflect.Value) (good bool) {
l := len(n.Content)
if d.uniqueKeys {
nerrs := len(d.terrors)
for i := 0; i < l; i += 2 {
ni := n.Content[i]
for j := i + 2; j < l; j += 2 {
nj := n.Content[j]
if ni.Kind == nj.Kind && ni.Value == nj.Value {
d.terrors = append(d.terrors, fmt.Sprintf("line %d: mapping key %#v already defined at line %d", nj.Line, nj.Value, ni.Line))
}
}
}
if len(d.terrors) > nerrs {
return false
}
}
switch out.Kind() {
case reflect.Struct:
return d.mappingStruct(n, out)
case reflect.Map:
// okay
case reflect.Interface:
iface := out
if isStringMap(n) {
out = reflect.MakeMap(d.stringMapType)
} else {
out = reflect.MakeMap(d.generalMapType)
}
iface.Set(out)
default:
d.terror(n, mapTag, out)
return false
}
outt := out.Type()
kt := outt.Key()
et := outt.Elem()
stringMapType := d.stringMapType
generalMapType := d.generalMapType
if outt.Elem() == ifaceType {
if outt.Key().Kind() == reflect.String {
d.stringMapType = outt
} else if outt.Key() == ifaceType {
d.generalMapType = outt
}
}
if out.IsNil() {
out.Set(reflect.MakeMap(outt))
}
for i := 0; i < l; i += 2 {
if isMerge(n.Content[i]) {
d.merge(n.Content[i+1], out)
continue
}
k := reflect.New(kt).Elem()
if d.unmarshal(n.Content[i], k) {
kkind := k.Kind()
if kkind == reflect.Interface {
kkind = k.Elem().Kind()
}
if kkind == reflect.Map || kkind == reflect.Slice {
failf("invalid map key: %#v", k.Interface())
}
e := reflect.New(et).Elem()
if d.unmarshal(n.Content[i+1], e) {
out.SetMapIndex(k, e)
}
}
}
d.stringMapType = stringMapType
d.generalMapType = generalMapType
return true
}
func isStringMap(n *Node) bool {
if n.Kind != MappingNode {
return false
}
l := len(n.Content)
for i := 0; i < l; i += 2 {
if n.Content[i].ShortTag() != strTag {
return false
}
}
return true
}
func (d *decoder) mappingStruct(n *Node, out reflect.Value) (good bool) {
sinfo, err := getStructInfo(out.Type())
if err != nil {
panic(err)
}
var inlineMap reflect.Value
var elemType reflect.Type
if sinfo.InlineMap != -1 {
inlineMap = out.Field(sinfo.InlineMap)
inlineMap.Set(reflect.New(inlineMap.Type()).Elem())
elemType = inlineMap.Type().Elem()
}
for _, index := range sinfo.InlineUnmarshalers {
field := d.fieldByIndex(n, out, index)
d.prepare(n, field)
}
var doneFields []bool
if d.uniqueKeys {
doneFields = make([]bool, len(sinfo.FieldsList))
}
name := settableValueOf("")
l := len(n.Content)
for i := 0; i < l; i += 2 {
ni := n.Content[i]
if isMerge(ni) {
d.merge(n.Content[i+1], out)
continue
}
if !d.unmarshal(ni, name) {
continue
}
if info, ok := sinfo.FieldsMap[name.String()]; ok {
if d.uniqueKeys {
if doneFields[info.Id] {
d.terrors = append(d.terrors, fmt.Sprintf("line %d: field %s already set in type %s", ni.Line, name.String(), out.Type()))
continue
}
doneFields[info.Id] = true
}
var field reflect.Value
if info.Inline == nil {
field = out.Field(info.Num)
} else {
field = d.fieldByIndex(n, out, info.Inline)
}
d.unmarshal(n.Content[i+1], field)
} else if sinfo.InlineMap != -1 {
if inlineMap.IsNil() {
inlineMap.Set(reflect.MakeMap(inlineMap.Type()))
}
value := reflect.New(elemType).Elem()
d.unmarshal(n.Content[i+1], value)
inlineMap.SetMapIndex(name, value)
} else if d.knownFields {
d.terrors = append(d.terrors, fmt.Sprintf("line %d: field %s not found in type %s", ni.Line, name.String(), out.Type()))
}
}
return true
}
func failWantMap() {
failf("map merge requires map or sequence of maps as the value")
}
func (d *decoder) merge(n *Node, out reflect.Value) {
switch n.Kind {
case MappingNode:
d.unmarshal(n, out)
case AliasNode:
if n.Alias != nil && n.Alias.Kind != MappingNode {
failWantMap()
}
d.unmarshal(n, out)
case SequenceNode:
// Step backwards as earlier nodes take precedence.
for i := len(n.Content) - 1; i >= 0; i-- {
ni := n.Content[i]
if ni.Kind == AliasNode {
if ni.Alias != nil && ni.Alias.Kind != MappingNode {
failWantMap()
}
} else if ni.Kind != MappingNode {
failWantMap()
}
d.unmarshal(ni, out)
}
default:
failWantMap()
}
}
func isMerge(n *Node) bool {
return n.Kind == ScalarNode && n.Value == "<<" && (n.Tag == "" || n.Tag == "!" || shortTag(n.Tag) == mergeTag)
}

2022
vendor/gopkg.in/yaml.v3/emitterc.go generated vendored

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572
vendor/gopkg.in/yaml.v3/encode.go generated vendored
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@ -1,572 +0,0 @@
//
// Copyright (c) 2011-2019 Canonical Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package yaml
import (
"encoding"
"fmt"
"io"
"reflect"
"regexp"
"sort"
"strconv"
"strings"
"time"
"unicode/utf8"
)
type encoder struct {
emitter yaml_emitter_t
event yaml_event_t
out []byte
flow bool
indent int
doneInit bool
}
func newEncoder() *encoder {
e := &encoder{}
yaml_emitter_initialize(&e.emitter)
yaml_emitter_set_output_string(&e.emitter, &e.out)
yaml_emitter_set_unicode(&e.emitter, true)
return e
}
func newEncoderWithWriter(w io.Writer) *encoder {
e := &encoder{}
yaml_emitter_initialize(&e.emitter)
yaml_emitter_set_output_writer(&e.emitter, w)
yaml_emitter_set_unicode(&e.emitter, true)
return e
}
func (e *encoder) init() {
if e.doneInit {
return
}
if e.indent == 0 {
e.indent = 4
}
e.emitter.best_indent = e.indent
yaml_stream_start_event_initialize(&e.event, yaml_UTF8_ENCODING)
e.emit()
e.doneInit = true
}
func (e *encoder) finish() {
e.emitter.open_ended = false
yaml_stream_end_event_initialize(&e.event)
e.emit()
}
func (e *encoder) destroy() {
yaml_emitter_delete(&e.emitter)
}
func (e *encoder) emit() {
// This will internally delete the e.event value.
e.must(yaml_emitter_emit(&e.emitter, &e.event))
}
func (e *encoder) must(ok bool) {
if !ok {
msg := e.emitter.problem
if msg == "" {
msg = "unknown problem generating YAML content"
}
failf("%s", msg)
}
}
func (e *encoder) marshalDoc(tag string, in reflect.Value) {
e.init()
var node *Node
if in.IsValid() {
node, _ = in.Interface().(*Node)
}
if node != nil && node.Kind == DocumentNode {
e.nodev(in)
} else {
yaml_document_start_event_initialize(&e.event, nil, nil, true)
e.emit()
e.marshal(tag, in)
yaml_document_end_event_initialize(&e.event, true)
e.emit()
}
}
func (e *encoder) marshal(tag string, in reflect.Value) {
tag = shortTag(tag)
if !in.IsValid() || in.Kind() == reflect.Ptr && in.IsNil() {
e.nilv()
return
}
iface := in.Interface()
switch value := iface.(type) {
case *Node:
e.nodev(in)
return
case Node:
e.nodev(in.Addr())
return
case time.Time:
e.timev(tag, in)
return
case *time.Time:
e.timev(tag, in.Elem())
return
case time.Duration:
e.stringv(tag, reflect.ValueOf(value.String()))
return
case Marshaler:
v, err := value.MarshalYAML()
if err != nil {
fail(err)
}
if v == nil {
e.nilv()
return
}
e.marshal(tag, reflect.ValueOf(v))
return
case encoding.TextMarshaler:
text, err := value.MarshalText()
if err != nil {
fail(err)
}
in = reflect.ValueOf(string(text))
case nil:
e.nilv()
return
}
switch in.Kind() {
case reflect.Interface:
e.marshal(tag, in.Elem())
case reflect.Map:
e.mapv(tag, in)
case reflect.Ptr:
e.marshal(tag, in.Elem())
case reflect.Struct:
e.structv(tag, in)
case reflect.Slice, reflect.Array:
e.slicev(tag, in)
case reflect.String:
e.stringv(tag, in)
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
e.intv(tag, in)
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr:
e.uintv(tag, in)
case reflect.Float32, reflect.Float64:
e.floatv(tag, in)
case reflect.Bool:
e.boolv(tag, in)
default:
panic("cannot marshal type: " + in.Type().String())
}
}
func (e *encoder) mapv(tag string, in reflect.Value) {
e.mappingv(tag, func() {
keys := keyList(in.MapKeys())
sort.Sort(keys)
for _, k := range keys {
e.marshal("", k)
e.marshal("", in.MapIndex(k))
}
})
}
func (e *encoder) fieldByIndex(v reflect.Value, index []int) (field reflect.Value) {
for _, num := range index {
for {
if v.Kind() == reflect.Ptr {
if v.IsNil() {
return reflect.Value{}
}
v = v.Elem()
continue
}
break
}
v = v.Field(num)
}
return v
}
func (e *encoder) structv(tag string, in reflect.Value) {
sinfo, err := getStructInfo(in.Type())
if err != nil {
panic(err)
}
e.mappingv(tag, func() {
for _, info := range sinfo.FieldsList {
var value reflect.Value
if info.Inline == nil {
value = in.Field(info.Num)
} else {
value = e.fieldByIndex(in, info.Inline)
if !value.IsValid() {
continue
}
}
if info.OmitEmpty && isZero(value) {
continue
}
e.marshal("", reflect.ValueOf(info.Key))
e.flow = info.Flow
e.marshal("", value)
}
if sinfo.InlineMap >= 0 {
m := in.Field(sinfo.InlineMap)
if m.Len() > 0 {
e.flow = false
keys := keyList(m.MapKeys())
sort.Sort(keys)
for _, k := range keys {
if _, found := sinfo.FieldsMap[k.String()]; found {
panic(fmt.Sprintf("cannot have key %q in inlined map: conflicts with struct field", k.String()))
}
e.marshal("", k)
e.flow = false
e.marshal("", m.MapIndex(k))
}
}
}
})
}
func (e *encoder) mappingv(tag string, f func()) {
implicit := tag == ""
style := yaml_BLOCK_MAPPING_STYLE
if e.flow {
e.flow = false
style = yaml_FLOW_MAPPING_STYLE
}
yaml_mapping_start_event_initialize(&e.event, nil, []byte(tag), implicit, style)
e.emit()
f()
yaml_mapping_end_event_initialize(&e.event)
e.emit()
}
func (e *encoder) slicev(tag string, in reflect.Value) {
implicit := tag == ""
style := yaml_BLOCK_SEQUENCE_STYLE
if e.flow {
e.flow = false
style = yaml_FLOW_SEQUENCE_STYLE
}
e.must(yaml_sequence_start_event_initialize(&e.event, nil, []byte(tag), implicit, style))
e.emit()
n := in.Len()
for i := 0; i < n; i++ {
e.marshal("", in.Index(i))
}
e.must(yaml_sequence_end_event_initialize(&e.event))
e.emit()
}
// isBase60 returns whether s is in base 60 notation as defined in YAML 1.1.
//
// The base 60 float notation in YAML 1.1 is a terrible idea and is unsupported
// in YAML 1.2 and by this package, but these should be marshalled quoted for
// the time being for compatibility with other parsers.
func isBase60Float(s string) (result bool) {
// Fast path.
if s == "" {
return false
}
c := s[0]
if !(c == '+' || c == '-' || c >= '0' && c <= '9') || strings.IndexByte(s, ':') < 0 {
return false
}
// Do the full match.
return base60float.MatchString(s)
}
// From http://yaml.org/type/float.html, except the regular expression there
// is bogus. In practice parsers do not enforce the "\.[0-9_]*" suffix.
var base60float = regexp.MustCompile(`^[-+]?[0-9][0-9_]*(?::[0-5]?[0-9])+(?:\.[0-9_]*)?$`)
// isOldBool returns whether s is bool notation as defined in YAML 1.1.
//
// We continue to force strings that YAML 1.1 would interpret as booleans to be
// rendered as quotes strings so that the marshalled output valid for YAML 1.1
// parsing.
func isOldBool(s string) (result bool) {
switch s {
case "y", "Y", "yes", "Yes", "YES", "on", "On", "ON",
"n", "N", "no", "No", "NO", "off", "Off", "OFF":
return true
default:
return false
}
}
func (e *encoder) stringv(tag string, in reflect.Value) {
var style yaml_scalar_style_t
s := in.String()
canUsePlain := true
switch {
case !utf8.ValidString(s):
if tag == binaryTag {
failf("explicitly tagged !!binary data must be base64-encoded")
}
if tag != "" {
failf("cannot marshal invalid UTF-8 data as %s", shortTag(tag))
}
// It can't be encoded directly as YAML so use a binary tag
// and encode it as base64.
tag = binaryTag
s = encodeBase64(s)
case tag == "":
// Check to see if it would resolve to a specific
// tag when encoded unquoted. If it doesn't,
// there's no need to quote it.
rtag, _ := resolve("", s)
canUsePlain = rtag == strTag && !(isBase60Float(s) || isOldBool(s))
}
// Note: it's possible for user code to emit invalid YAML
// if they explicitly specify a tag and a string containing
// text that's incompatible with that tag.
switch {
case strings.Contains(s, "\n"):
if e.flow {
style = yaml_DOUBLE_QUOTED_SCALAR_STYLE
} else {
style = yaml_LITERAL_SCALAR_STYLE
}
case canUsePlain:
style = yaml_PLAIN_SCALAR_STYLE
default:
style = yaml_DOUBLE_QUOTED_SCALAR_STYLE
}
e.emitScalar(s, "", tag, style, nil, nil, nil, nil)
}
func (e *encoder) boolv(tag string, in reflect.Value) {
var s string
if in.Bool() {
s = "true"
} else {
s = "false"
}
e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE, nil, nil, nil, nil)
}
func (e *encoder) intv(tag string, in reflect.Value) {
s := strconv.FormatInt(in.Int(), 10)
e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE, nil, nil, nil, nil)
}
func (e *encoder) uintv(tag string, in reflect.Value) {
s := strconv.FormatUint(in.Uint(), 10)
e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE, nil, nil, nil, nil)
}
func (e *encoder) timev(tag string, in reflect.Value) {
t := in.Interface().(time.Time)
s := t.Format(time.RFC3339Nano)
e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE, nil, nil, nil, nil)
}
func (e *encoder) floatv(tag string, in reflect.Value) {
// Issue #352: When formatting, use the precision of the underlying value
precision := 64
if in.Kind() == reflect.Float32 {
precision = 32
}
s := strconv.FormatFloat(in.Float(), 'g', -1, precision)
switch s {
case "+Inf":
s = ".inf"
case "-Inf":
s = "-.inf"
case "NaN":
s = ".nan"
}
e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE, nil, nil, nil, nil)
}
func (e *encoder) nilv() {
e.emitScalar("null", "", "", yaml_PLAIN_SCALAR_STYLE, nil, nil, nil, nil)
}
func (e *encoder) emitScalar(value, anchor, tag string, style yaml_scalar_style_t, head, line, foot, tail []byte) {
// TODO Kill this function. Replace all initialize calls by their underlining Go literals.
implicit := tag == ""
if !implicit {
tag = longTag(tag)
}
e.must(yaml_scalar_event_initialize(&e.event, []byte(anchor), []byte(tag), []byte(value), implicit, implicit, style))
e.event.head_comment = head
e.event.line_comment = line
e.event.foot_comment = foot
e.event.tail_comment = tail
e.emit()
}
func (e *encoder) nodev(in reflect.Value) {
e.node(in.Interface().(*Node), "")
}
func (e *encoder) node(node *Node, tail string) {
// Zero nodes behave as nil.
if node.Kind == 0 && node.IsZero() {
e.nilv()
return
}
// If the tag was not explicitly requested, and dropping it won't change the
// implicit tag of the value, don't include it in the presentation.
var tag = node.Tag
var stag = shortTag(tag)
var forceQuoting bool
if tag != "" && node.Style&TaggedStyle == 0 {
if node.Kind == ScalarNode {
if stag == strTag && node.Style&(SingleQuotedStyle|DoubleQuotedStyle|LiteralStyle|FoldedStyle) != 0 {
tag = ""
} else {
rtag, _ := resolve("", node.Value)
if rtag == stag {
tag = ""
} else if stag == strTag {
tag = ""
forceQuoting = true
}
}
} else {
var rtag string
switch node.Kind {
case MappingNode:
rtag = mapTag
case SequenceNode:
rtag = seqTag
}
if rtag == stag {
tag = ""
}
}
}
switch node.Kind {
case DocumentNode:
yaml_document_start_event_initialize(&e.event, nil, nil, true)
e.event.head_comment = []byte(node.HeadComment)
e.emit()
for _, node := range node.Content {
e.node(node, "")
}
yaml_document_end_event_initialize(&e.event, true)
e.event.foot_comment = []byte(node.FootComment)
e.emit()
case SequenceNode:
style := yaml_BLOCK_SEQUENCE_STYLE
if node.Style&FlowStyle != 0 {
style = yaml_FLOW_SEQUENCE_STYLE
}
e.must(yaml_sequence_start_event_initialize(&e.event, []byte(node.Anchor), []byte(longTag(tag)), tag == "", style))
e.event.head_comment = []byte(node.HeadComment)
e.emit()
for _, node := range node.Content {
e.node(node, "")
}
e.must(yaml_sequence_end_event_initialize(&e.event))
e.event.line_comment = []byte(node.LineComment)
e.event.foot_comment = []byte(node.FootComment)
e.emit()
case MappingNode:
style := yaml_BLOCK_MAPPING_STYLE
if node.Style&FlowStyle != 0 {
style = yaml_FLOW_MAPPING_STYLE
}
yaml_mapping_start_event_initialize(&e.event, []byte(node.Anchor), []byte(longTag(tag)), tag == "", style)
e.event.tail_comment = []byte(tail)
e.event.head_comment = []byte(node.HeadComment)
e.emit()
// The tail logic below moves the foot comment of prior keys to the following key,
// since the value for each key may be a nested structure and the foot needs to be
// processed only the entirety of the value is streamed. The last tail is processed
// with the mapping end event.
var tail string
for i := 0; i+1 < len(node.Content); i += 2 {
k := node.Content[i]
foot := k.FootComment
if foot != "" {
kopy := *k
kopy.FootComment = ""
k = &kopy
}
e.node(k, tail)
tail = foot
v := node.Content[i+1]
e.node(v, "")
}
yaml_mapping_end_event_initialize(&e.event)
e.event.tail_comment = []byte(tail)
e.event.line_comment = []byte(node.LineComment)
e.event.foot_comment = []byte(node.FootComment)
e.emit()
case AliasNode:
yaml_alias_event_initialize(&e.event, []byte(node.Value))
e.event.head_comment = []byte(node.HeadComment)
e.event.line_comment = []byte(node.LineComment)
e.event.foot_comment = []byte(node.FootComment)
e.emit()
case ScalarNode:
value := node.Value
if !utf8.ValidString(value) {
if stag == binaryTag {
failf("explicitly tagged !!binary data must be base64-encoded")
}
if stag != "" {
failf("cannot marshal invalid UTF-8 data as %s", stag)
}
// It can't be encoded directly as YAML so use a binary tag
// and encode it as base64.
tag = binaryTag
value = encodeBase64(value)
}
style := yaml_PLAIN_SCALAR_STYLE
switch {
case node.Style&DoubleQuotedStyle != 0:
style = yaml_DOUBLE_QUOTED_SCALAR_STYLE
case node.Style&SingleQuotedStyle != 0:
style = yaml_SINGLE_QUOTED_SCALAR_STYLE
case node.Style&LiteralStyle != 0:
style = yaml_LITERAL_SCALAR_STYLE
case node.Style&FoldedStyle != 0:
style = yaml_FOLDED_SCALAR_STYLE
case strings.Contains(value, "\n"):
style = yaml_LITERAL_SCALAR_STYLE
case forceQuoting:
style = yaml_DOUBLE_QUOTED_SCALAR_STYLE
}
e.emitScalar(value, node.Anchor, tag, style, []byte(node.HeadComment), []byte(node.LineComment), []byte(node.FootComment), []byte(tail))
default:
failf("cannot encode node with unknown kind %d", node.Kind)
}
}

5
vendor/gopkg.in/yaml.v3/go.mod generated vendored
View File

@ -1,5 +0,0 @@
module "gopkg.in/yaml.v3"
require (
"gopkg.in/check.v1" v0.0.0-20161208181325-20d25e280405
)

1249
vendor/gopkg.in/yaml.v3/parserc.go generated vendored

File diff suppressed because it is too large Load Diff

434
vendor/gopkg.in/yaml.v3/readerc.go generated vendored
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@ -1,434 +0,0 @@
//
// Copyright (c) 2011-2019 Canonical Ltd
// Copyright (c) 2006-2010 Kirill Simonov
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
// of the Software, and to permit persons to whom the Software is furnished to do
// so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
package yaml
import (
"io"
)
// Set the reader error and return 0.
func yaml_parser_set_reader_error(parser *yaml_parser_t, problem string, offset int, value int) bool {
parser.error = yaml_READER_ERROR
parser.problem = problem
parser.problem_offset = offset
parser.problem_value = value
return false
}
// Byte order marks.
const (
bom_UTF8 = "\xef\xbb\xbf"
bom_UTF16LE = "\xff\xfe"
bom_UTF16BE = "\xfe\xff"
)
// Determine the input stream encoding by checking the BOM symbol. If no BOM is
// found, the UTF-8 encoding is assumed. Return 1 on success, 0 on failure.
func yaml_parser_determine_encoding(parser *yaml_parser_t) bool {
// Ensure that we had enough bytes in the raw buffer.
for !parser.eof && len(parser.raw_buffer)-parser.raw_buffer_pos < 3 {
if !yaml_parser_update_raw_buffer(parser) {
return false
}
}
// Determine the encoding.
buf := parser.raw_buffer
pos := parser.raw_buffer_pos
avail := len(buf) - pos
if avail >= 2 && buf[pos] == bom_UTF16LE[0] && buf[pos+1] == bom_UTF16LE[1] {
parser.encoding = yaml_UTF16LE_ENCODING
parser.raw_buffer_pos += 2
parser.offset += 2
} else if avail >= 2 && buf[pos] == bom_UTF16BE[0] && buf[pos+1] == bom_UTF16BE[1] {
parser.encoding = yaml_UTF16BE_ENCODING
parser.raw_buffer_pos += 2
parser.offset += 2
} else if avail >= 3 && buf[pos] == bom_UTF8[0] && buf[pos+1] == bom_UTF8[1] && buf[pos+2] == bom_UTF8[2] {
parser.encoding = yaml_UTF8_ENCODING
parser.raw_buffer_pos += 3
parser.offset += 3
} else {
parser.encoding = yaml_UTF8_ENCODING
}
return true
}
// Update the raw buffer.
func yaml_parser_update_raw_buffer(parser *yaml_parser_t) bool {
size_read := 0
// Return if the raw buffer is full.
if parser.raw_buffer_pos == 0 && len(parser.raw_buffer) == cap(parser.raw_buffer) {
return true
}
// Return on EOF.
if parser.eof {
return true
}
// Move the remaining bytes in the raw buffer to the beginning.
if parser.raw_buffer_pos > 0 && parser.raw_buffer_pos < len(parser.raw_buffer) {
copy(parser.raw_buffer, parser.raw_buffer[parser.raw_buffer_pos:])
}
parser.raw_buffer = parser.raw_buffer[:len(parser.raw_buffer)-parser.raw_buffer_pos]
parser.raw_buffer_pos = 0
// Call the read handler to fill the buffer.
size_read, err := parser.read_handler(parser, parser.raw_buffer[len(parser.raw_buffer):cap(parser.raw_buffer)])
parser.raw_buffer = parser.raw_buffer[:len(parser.raw_buffer)+size_read]
if err == io.EOF {
parser.eof = true
} else if err != nil {
return yaml_parser_set_reader_error(parser, "input error: "+err.Error(), parser.offset, -1)
}
return true
}
// Ensure that the buffer contains at least `length` characters.
// Return true on success, false on failure.
//
// The length is supposed to be significantly less that the buffer size.
func yaml_parser_update_buffer(parser *yaml_parser_t, length int) bool {
if parser.read_handler == nil {
panic("read handler must be set")
}
// [Go] This function was changed to guarantee the requested length size at EOF.
// The fact we need to do this is pretty awful, but the description above implies
// for that to be the case, and there are tests
// If the EOF flag is set and the raw buffer is empty, do nothing.
if parser.eof && parser.raw_buffer_pos == len(parser.raw_buffer) {
// [Go] ACTUALLY! Read the documentation of this function above.
// This is just broken. To return true, we need to have the
// given length in the buffer. Not doing that means every single
// check that calls this function to make sure the buffer has a
// given length is Go) panicking; or C) accessing invalid memory.
//return true
}
// Return if the buffer contains enough characters.
if parser.unread >= length {
return true
}
// Determine the input encoding if it is not known yet.
if parser.encoding == yaml_ANY_ENCODING {
if !yaml_parser_determine_encoding(parser) {
return false
}
}
// Move the unread characters to the beginning of the buffer.
buffer_len := len(parser.buffer)
if parser.buffer_pos > 0 && parser.buffer_pos < buffer_len {
copy(parser.buffer, parser.buffer[parser.buffer_pos:])
buffer_len -= parser.buffer_pos
parser.buffer_pos = 0
} else if parser.buffer_pos == buffer_len {
buffer_len = 0
parser.buffer_pos = 0
}
// Open the whole buffer for writing, and cut it before returning.
parser.buffer = parser.buffer[:cap(parser.buffer)]
// Fill the buffer until it has enough characters.
first := true
for parser.unread < length {
// Fill the raw buffer if necessary.
if !first || parser.raw_buffer_pos == len(parser.raw_buffer) {
if !yaml_parser_update_raw_buffer(parser) {
parser.buffer = parser.buffer[:buffer_len]
return false
}
}
first = false
// Decode the raw buffer.
inner:
for parser.raw_buffer_pos != len(parser.raw_buffer) {
var value rune
var width int
raw_unread := len(parser.raw_buffer) - parser.raw_buffer_pos
// Decode the next character.
switch parser.encoding {
case yaml_UTF8_ENCODING:
// Decode a UTF-8 character. Check RFC 3629
// (http://www.ietf.org/rfc/rfc3629.txt) for more details.
//
// The following table (taken from the RFC) is used for
// decoding.
//
// Char. number range | UTF-8 octet sequence
// (hexadecimal) | (binary)
// --------------------+------------------------------------
// 0000 0000-0000 007F | 0xxxxxxx
// 0000 0080-0000 07FF | 110xxxxx 10xxxxxx
// 0000 0800-0000 FFFF | 1110xxxx 10xxxxxx 10xxxxxx
// 0001 0000-0010 FFFF | 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
//
// Additionally, the characters in the range 0xD800-0xDFFF
// are prohibited as they are reserved for use with UTF-16
// surrogate pairs.
// Determine the length of the UTF-8 sequence.
octet := parser.raw_buffer[parser.raw_buffer_pos]
switch {
case octet&0x80 == 0x00:
width = 1
case octet&0xE0 == 0xC0:
width = 2
case octet&0xF0 == 0xE0:
width = 3
case octet&0xF8 == 0xF0:
width = 4
default:
// The leading octet is invalid.
return yaml_parser_set_reader_error(parser,
"invalid leading UTF-8 octet",
parser.offset, int(octet))
}
// Check if the raw buffer contains an incomplete character.
if width > raw_unread {
if parser.eof {
return yaml_parser_set_reader_error(parser,
"incomplete UTF-8 octet sequence",
parser.offset, -1)
}
break inner
}
// Decode the leading octet.
switch {
case octet&0x80 == 0x00:
value = rune(octet & 0x7F)
case octet&0xE0 == 0xC0:
value = rune(octet & 0x1F)
case octet&0xF0 == 0xE0:
value = rune(octet & 0x0F)
case octet&0xF8 == 0xF0:
value = rune(octet & 0x07)
default:
value = 0
}
// Check and decode the trailing octets.
for k := 1; k < width; k++ {
octet = parser.raw_buffer[parser.raw_buffer_pos+k]
// Check if the octet is valid.
if (octet & 0xC0) != 0x80 {
return yaml_parser_set_reader_error(parser,
"invalid trailing UTF-8 octet",
parser.offset+k, int(octet))
}
// Decode the octet.
value = (value << 6) + rune(octet&0x3F)
}
// Check the length of the sequence against the value.
switch {
case width == 1:
case width == 2 && value >= 0x80:
case width == 3 && value >= 0x800:
case width == 4 && value >= 0x10000:
default:
return yaml_parser_set_reader_error(parser,
"invalid length of a UTF-8 sequence",
parser.offset, -1)
}
// Check the range of the value.
if value >= 0xD800 && value <= 0xDFFF || value > 0x10FFFF {
return yaml_parser_set_reader_error(parser,
"invalid Unicode character",
parser.offset, int(value))
}
case yaml_UTF16LE_ENCODING, yaml_UTF16BE_ENCODING:
var low, high int
if parser.encoding == yaml_UTF16LE_ENCODING {
low, high = 0, 1
} else {
low, high = 1, 0
}
// The UTF-16 encoding is not as simple as one might
// naively think. Check RFC 2781
// (http://www.ietf.org/rfc/rfc2781.txt).
//
// Normally, two subsequent bytes describe a Unicode
// character. However a special technique (called a
// surrogate pair) is used for specifying character
// values larger than 0xFFFF.
//
// A surrogate pair consists of two pseudo-characters:
// high surrogate area (0xD800-0xDBFF)
// low surrogate area (0xDC00-0xDFFF)
//
// The following formulas are used for decoding
// and encoding characters using surrogate pairs:
//
// U = U' + 0x10000 (0x01 00 00 <= U <= 0x10 FF FF)
// U' = yyyyyyyyyyxxxxxxxxxx (0 <= U' <= 0x0F FF FF)
// W1 = 110110yyyyyyyyyy
// W2 = 110111xxxxxxxxxx
//
// where U is the character value, W1 is the high surrogate
// area, W2 is the low surrogate area.
// Check for incomplete UTF-16 character.
if raw_unread < 2 {
if parser.eof {
return yaml_parser_set_reader_error(parser,
"incomplete UTF-16 character",
parser.offset, -1)
}
break inner
}
// Get the character.
value = rune(parser.raw_buffer[parser.raw_buffer_pos+low]) +
(rune(parser.raw_buffer[parser.raw_buffer_pos+high]) << 8)
// Check for unexpected low surrogate area.
if value&0xFC00 == 0xDC00 {
return yaml_parser_set_reader_error(parser,
"unexpected low surrogate area",
parser.offset, int(value))
}
// Check for a high surrogate area.
if value&0xFC00 == 0xD800 {
width = 4
// Check for incomplete surrogate pair.
if raw_unread < 4 {
if parser.eof {
return yaml_parser_set_reader_error(parser,
"incomplete UTF-16 surrogate pair",
parser.offset, -1)
}
break inner
}
// Get the next character.
value2 := rune(parser.raw_buffer[parser.raw_buffer_pos+low+2]) +
(rune(parser.raw_buffer[parser.raw_buffer_pos+high+2]) << 8)
// Check for a low surrogate area.
if value2&0xFC00 != 0xDC00 {
return yaml_parser_set_reader_error(parser,
"expected low surrogate area",
parser.offset+2, int(value2))
}
// Generate the value of the surrogate pair.
value = 0x10000 + ((value & 0x3FF) << 10) + (value2 & 0x3FF)
} else {
width = 2
}
default:
panic("impossible")
}
// Check if the character is in the allowed range:
// #x9 | #xA | #xD | [#x20-#x7E] (8 bit)
// | #x85 | [#xA0-#xD7FF] | [#xE000-#xFFFD] (16 bit)
// | [#x10000-#x10FFFF] (32 bit)
switch {
case value == 0x09:
case value == 0x0A:
case value == 0x0D:
case value >= 0x20 && value <= 0x7E:
case value == 0x85:
case value >= 0xA0 && value <= 0xD7FF:
case value >= 0xE000 && value <= 0xFFFD:
case value >= 0x10000 && value <= 0x10FFFF:
default:
return yaml_parser_set_reader_error(parser,
"control characters are not allowed",
parser.offset, int(value))
}
// Move the raw pointers.
parser.raw_buffer_pos += width
parser.offset += width
// Finally put the character into the buffer.
if value <= 0x7F {
// 0000 0000-0000 007F . 0xxxxxxx
parser.buffer[buffer_len+0] = byte(value)
buffer_len += 1
} else if value <= 0x7FF {
// 0000 0080-0000 07FF . 110xxxxx 10xxxxxx
parser.buffer[buffer_len+0] = byte(0xC0 + (value >> 6))
parser.buffer[buffer_len+1] = byte(0x80 + (value & 0x3F))
buffer_len += 2
} else if value <= 0xFFFF {
// 0000 0800-0000 FFFF . 1110xxxx 10xxxxxx 10xxxxxx
parser.buffer[buffer_len+0] = byte(0xE0 + (value >> 12))
parser.buffer[buffer_len+1] = byte(0x80 + ((value >> 6) & 0x3F))
parser.buffer[buffer_len+2] = byte(0x80 + (value & 0x3F))
buffer_len += 3
} else {
// 0001 0000-0010 FFFF . 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
parser.buffer[buffer_len+0] = byte(0xF0 + (value >> 18))
parser.buffer[buffer_len+1] = byte(0x80 + ((value >> 12) & 0x3F))
parser.buffer[buffer_len+2] = byte(0x80 + ((value >> 6) & 0x3F))
parser.buffer[buffer_len+3] = byte(0x80 + (value & 0x3F))
buffer_len += 4
}
parser.unread++
}
// On EOF, put NUL into the buffer and return.
if parser.eof {
parser.buffer[buffer_len] = 0
buffer_len++
parser.unread++
break
}
}
// [Go] Read the documentation of this function above. To return true,
// we need to have the given length in the buffer. Not doing that means
// every single check that calls this function to make sure the buffer
// has a given length is Go) panicking; or C) accessing invalid memory.
// This happens here due to the EOF above breaking early.
for buffer_len < length {
parser.buffer[buffer_len] = 0
buffer_len++
}
parser.buffer = parser.buffer[:buffer_len]
return true
}

326
vendor/gopkg.in/yaml.v3/resolve.go generated vendored
View File

@ -1,326 +0,0 @@
//
// Copyright (c) 2011-2019 Canonical Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package yaml
import (
"encoding/base64"
"math"
"regexp"
"strconv"
"strings"
"time"
)
type resolveMapItem struct {
value interface{}
tag string
}
var resolveTable = make([]byte, 256)
var resolveMap = make(map[string]resolveMapItem)
func init() {
t := resolveTable
t[int('+')] = 'S' // Sign
t[int('-')] = 'S'
for _, c := range "0123456789" {
t[int(c)] = 'D' // Digit
}
for _, c := range "yYnNtTfFoO~" {
t[int(c)] = 'M' // In map
}
t[int('.')] = '.' // Float (potentially in map)
var resolveMapList = []struct {
v interface{}
tag string
l []string
}{
{true, boolTag, []string{"true", "True", "TRUE"}},
{false, boolTag, []string{"false", "False", "FALSE"}},
{nil, nullTag, []string{"", "~", "null", "Null", "NULL"}},
{math.NaN(), floatTag, []string{".nan", ".NaN", ".NAN"}},
{math.Inf(+1), floatTag, []string{".inf", ".Inf", ".INF"}},
{math.Inf(+1), floatTag, []string{"+.inf", "+.Inf", "+.INF"}},
{math.Inf(-1), floatTag, []string{"-.inf", "-.Inf", "-.INF"}},
{"<<", mergeTag, []string{"<<"}},
}
m := resolveMap
for _, item := range resolveMapList {
for _, s := range item.l {
m[s] = resolveMapItem{item.v, item.tag}
}
}
}
const (
nullTag = "!!null"
boolTag = "!!bool"
strTag = "!!str"
intTag = "!!int"
floatTag = "!!float"
timestampTag = "!!timestamp"
seqTag = "!!seq"
mapTag = "!!map"
binaryTag = "!!binary"
mergeTag = "!!merge"
)
var longTags = make(map[string]string)
var shortTags = make(map[string]string)
func init() {
for _, stag := range []string{nullTag, boolTag, strTag, intTag, floatTag, timestampTag, seqTag, mapTag, binaryTag, mergeTag} {
ltag := longTag(stag)
longTags[stag] = ltag
shortTags[ltag] = stag
}
}
const longTagPrefix = "tag:yaml.org,2002:"
func shortTag(tag string) string {
if strings.HasPrefix(tag, longTagPrefix) {
if stag, ok := shortTags[tag]; ok {
return stag
}
return "!!" + tag[len(longTagPrefix):]
}
return tag
}
func longTag(tag string) string {
if strings.HasPrefix(tag, "!!") {
if ltag, ok := longTags[tag]; ok {
return ltag
}
return longTagPrefix + tag[2:]
}
return tag
}
func resolvableTag(tag string) bool {
switch tag {
case "", strTag, boolTag, intTag, floatTag, nullTag, timestampTag:
return true
}
return false
}
var yamlStyleFloat = regexp.MustCompile(`^[-+]?(\.[0-9]+|[0-9]+(\.[0-9]*)?)([eE][-+]?[0-9]+)?$`)
func resolve(tag string, in string) (rtag string, out interface{}) {
tag = shortTag(tag)
if !resolvableTag(tag) {
return tag, in
}
defer func() {
switch tag {
case "", rtag, strTag, binaryTag:
return
case floatTag:
if rtag == intTag {
switch v := out.(type) {
case int64:
rtag = floatTag
out = float64(v)
return
case int:
rtag = floatTag
out = float64(v)
return
}
}
}
failf("cannot decode %s `%s` as a %s", shortTag(rtag), in, shortTag(tag))
}()
// Any data is accepted as a !!str or !!binary.
// Otherwise, the prefix is enough of a hint about what it might be.
hint := byte('N')
if in != "" {
hint = resolveTable[in[0]]
}
if hint != 0 && tag != strTag && tag != binaryTag {
// Handle things we can lookup in a map.
if item, ok := resolveMap[in]; ok {
return item.tag, item.value
}
// Base 60 floats are a bad idea, were dropped in YAML 1.2, and
// are purposefully unsupported here. They're still quoted on
// the way out for compatibility with other parser, though.
switch hint {
case 'M':
// We've already checked the map above.
case '.':
// Not in the map, so maybe a normal float.
floatv, err := strconv.ParseFloat(in, 64)
if err == nil {
return floatTag, floatv
}
case 'D', 'S':
// Int, float, or timestamp.
// Only try values as a timestamp if the value is unquoted or there's an explicit
// !!timestamp tag.
if tag == "" || tag == timestampTag {
t, ok := parseTimestamp(in)
if ok {
return timestampTag, t
}
}
plain := strings.Replace(in, "_", "", -1)
intv, err := strconv.ParseInt(plain, 0, 64)
if err == nil {
if intv == int64(int(intv)) {
return intTag, int(intv)
} else {
return intTag, intv
}
}
uintv, err := strconv.ParseUint(plain, 0, 64)
if err == nil {
return intTag, uintv
}
if yamlStyleFloat.MatchString(plain) {
floatv, err := strconv.ParseFloat(plain, 64)
if err == nil {
return floatTag, floatv
}
}
if strings.HasPrefix(plain, "0b") {
intv, err := strconv.ParseInt(plain[2:], 2, 64)
if err == nil {
if intv == int64(int(intv)) {
return intTag, int(intv)
} else {
return intTag, intv
}
}
uintv, err := strconv.ParseUint(plain[2:], 2, 64)
if err == nil {
return intTag, uintv
}
} else if strings.HasPrefix(plain, "-0b") {
intv, err := strconv.ParseInt("-"+plain[3:], 2, 64)
if err == nil {
if true || intv == int64(int(intv)) {
return intTag, int(intv)
} else {
return intTag, intv
}
}
}
// Octals as introduced in version 1.2 of the spec.
// Octals from the 1.1 spec, spelled as 0777, are still
// decoded by default in v3 as well for compatibility.
// May be dropped in v4 depending on how usage evolves.
if strings.HasPrefix(plain, "0o") {
intv, err := strconv.ParseInt(plain[2:], 8, 64)
if err == nil {
if intv == int64(int(intv)) {
return intTag, int(intv)
} else {
return intTag, intv
}
}
uintv, err := strconv.ParseUint(plain[2:], 8, 64)
if err == nil {
return intTag, uintv
}
} else if strings.HasPrefix(plain, "-0o") {
intv, err := strconv.ParseInt("-"+plain[3:], 8, 64)
if err == nil {
if true || intv == int64(int(intv)) {
return intTag, int(intv)
} else {
return intTag, intv
}
}
}
default:
panic("internal error: missing handler for resolver table: " + string(rune(hint)) + " (with " + in + ")")
}
}
return strTag, in
}
// encodeBase64 encodes s as base64 that is broken up into multiple lines
// as appropriate for the resulting length.
func encodeBase64(s string) string {
const lineLen = 70
encLen := base64.StdEncoding.EncodedLen(len(s))
lines := encLen/lineLen + 1
buf := make([]byte, encLen*2+lines)
in := buf[0:encLen]
out := buf[encLen:]
base64.StdEncoding.Encode(in, []byte(s))
k := 0
for i := 0; i < len(in); i += lineLen {
j := i + lineLen
if j > len(in) {
j = len(in)
}
k += copy(out[k:], in[i:j])
if lines > 1 {
out[k] = '\n'
k++
}
}
return string(out[:k])
}
// This is a subset of the formats allowed by the regular expression
// defined at http://yaml.org/type/timestamp.html.
var allowedTimestampFormats = []string{
"2006-1-2T15:4:5.999999999Z07:00", // RCF3339Nano with short date fields.
"2006-1-2t15:4:5.999999999Z07:00", // RFC3339Nano with short date fields and lower-case "t".
"2006-1-2 15:4:5.999999999", // space separated with no time zone
"2006-1-2", // date only
// Notable exception: time.Parse cannot handle: "2001-12-14 21:59:43.10 -5"
// from the set of examples.
}
// parseTimestamp parses s as a timestamp string and
// returns the timestamp and reports whether it succeeded.
// Timestamp formats are defined at http://yaml.org/type/timestamp.html
func parseTimestamp(s string) (time.Time, bool) {
// TODO write code to check all the formats supported by
// http://yaml.org/type/timestamp.html instead of using time.Parse.
// Quick check: all date formats start with YYYY-.
i := 0
for ; i < len(s); i++ {
if c := s[i]; c < '0' || c > '9' {
break
}
}
if i != 4 || i == len(s) || s[i] != '-' {
return time.Time{}, false
}
for _, format := range allowedTimestampFormats {
if t, err := time.Parse(format, s); err == nil {
return t, true
}
}
return time.Time{}, false
}

3028
vendor/gopkg.in/yaml.v3/scannerc.go generated vendored

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134
vendor/gopkg.in/yaml.v3/sorter.go generated vendored
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@ -1,134 +0,0 @@
//
// Copyright (c) 2011-2019 Canonical Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package yaml
import (
"reflect"
"unicode"
)
type keyList []reflect.Value
func (l keyList) Len() int { return len(l) }
func (l keyList) Swap(i, j int) { l[i], l[j] = l[j], l[i] }
func (l keyList) Less(i, j int) bool {
a := l[i]
b := l[j]
ak := a.Kind()
bk := b.Kind()
for (ak == reflect.Interface || ak == reflect.Ptr) && !a.IsNil() {
a = a.Elem()
ak = a.Kind()
}
for (bk == reflect.Interface || bk == reflect.Ptr) && !b.IsNil() {
b = b.Elem()
bk = b.Kind()
}
af, aok := keyFloat(a)
bf, bok := keyFloat(b)
if aok && bok {
if af != bf {
return af < bf
}
if ak != bk {
return ak < bk
}
return numLess(a, b)
}
if ak != reflect.String || bk != reflect.String {
return ak < bk
}
ar, br := []rune(a.String()), []rune(b.String())
digits := false
for i := 0; i < len(ar) && i < len(br); i++ {
if ar[i] == br[i] {
digits = unicode.IsDigit(ar[i])
continue
}
al := unicode.IsLetter(ar[i])
bl := unicode.IsLetter(br[i])
if al && bl {
return ar[i] < br[i]
}
if al || bl {
if digits {
return al
} else {
return bl
}
}
var ai, bi int
var an, bn int64
if ar[i] == '0' || br[i] == '0' {
for j := i - 1; j >= 0 && unicode.IsDigit(ar[j]); j-- {
if ar[j] != '0' {
an = 1
bn = 1
break
}
}
}
for ai = i; ai < len(ar) && unicode.IsDigit(ar[ai]); ai++ {
an = an*10 + int64(ar[ai]-'0')
}
for bi = i; bi < len(br) && unicode.IsDigit(br[bi]); bi++ {
bn = bn*10 + int64(br[bi]-'0')
}
if an != bn {
return an < bn
}
if ai != bi {
return ai < bi
}
return ar[i] < br[i]
}
return len(ar) < len(br)
}
// keyFloat returns a float value for v if it is a number/bool
// and whether it is a number/bool or not.
func keyFloat(v reflect.Value) (f float64, ok bool) {
switch v.Kind() {
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
return float64(v.Int()), true
case reflect.Float32, reflect.Float64:
return v.Float(), true
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr:
return float64(v.Uint()), true
case reflect.Bool:
if v.Bool() {
return 1, true
}
return 0, true
}
return 0, false
}
// numLess returns whether a < b.
// a and b must necessarily have the same kind.
func numLess(a, b reflect.Value) bool {
switch a.Kind() {
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
return a.Int() < b.Int()
case reflect.Float32, reflect.Float64:
return a.Float() < b.Float()
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr:
return a.Uint() < b.Uint()
case reflect.Bool:
return !a.Bool() && b.Bool()
}
panic("not a number")
}

48
vendor/gopkg.in/yaml.v3/writerc.go generated vendored
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@ -1,48 +0,0 @@
//
// Copyright (c) 2011-2019 Canonical Ltd
// Copyright (c) 2006-2010 Kirill Simonov
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
// of the Software, and to permit persons to whom the Software is furnished to do
// so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
package yaml
// Set the writer error and return false.
func yaml_emitter_set_writer_error(emitter *yaml_emitter_t, problem string) bool {
emitter.error = yaml_WRITER_ERROR
emitter.problem = problem
return false
}
// Flush the output buffer.
func yaml_emitter_flush(emitter *yaml_emitter_t) bool {
if emitter.write_handler == nil {
panic("write handler not set")
}
// Check if the buffer is empty.
if emitter.buffer_pos == 0 {
return true
}
if err := emitter.write_handler(emitter, emitter.buffer[:emitter.buffer_pos]); err != nil {
return yaml_emitter_set_writer_error(emitter, "write error: "+err.Error())
}
emitter.buffer_pos = 0
return true
}

693
vendor/gopkg.in/yaml.v3/yaml.go generated vendored
View File

@ -1,693 +0,0 @@
//
// Copyright (c) 2011-2019 Canonical Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Package yaml implements YAML support for the Go language.
//
// Source code and other details for the project are available at GitHub:
//
// https://github.com/go-yaml/yaml
//
package yaml
import (
"errors"
"fmt"
"io"
"reflect"
"strings"
"sync"
"unicode/utf8"
)
// The Unmarshaler interface may be implemented by types to customize their
// behavior when being unmarshaled from a YAML document.
type Unmarshaler interface {
UnmarshalYAML(value *Node) error
}
type obsoleteUnmarshaler interface {
UnmarshalYAML(unmarshal func(interface{}) error) error
}
// The Marshaler interface may be implemented by types to customize their
// behavior when being marshaled into a YAML document. The returned value
// is marshaled in place of the original value implementing Marshaler.
//
// If an error is returned by MarshalYAML, the marshaling procedure stops
// and returns with the provided error.
type Marshaler interface {
MarshalYAML() (interface{}, error)
}
// Unmarshal decodes the first document found within the in byte slice
// and assigns decoded values into the out value.
//
// Maps and pointers (to a struct, string, int, etc) are accepted as out
// values. If an internal pointer within a struct is not initialized,
// the yaml package will initialize it if necessary for unmarshalling
// the provided data. The out parameter must not be nil.
//
// The type of the decoded values should be compatible with the respective
// values in out. If one or more values cannot be decoded due to a type
// mismatches, decoding continues partially until the end of the YAML
// content, and a *yaml.TypeError is returned with details for all
// missed values.
//
// Struct fields are only unmarshalled if they are exported (have an
// upper case first letter), and are unmarshalled using the field name
// lowercased as the default key. Custom keys may be defined via the
// "yaml" name in the field tag: the content preceding the first comma
// is used as the key, and the following comma-separated options are
// used to tweak the marshalling process (see Marshal).
// Conflicting names result in a runtime error.
//
// For example:
//
// type T struct {
// F int `yaml:"a,omitempty"`
// B int
// }
// var t T
// yaml.Unmarshal([]byte("a: 1\nb: 2"), &t)
//
// See the documentation of Marshal for the format of tags and a list of
// supported tag options.
//
func Unmarshal(in []byte, out interface{}) (err error) {
return unmarshal(in, out, false)
}
// A Decoder reads and decodes YAML values from an input stream.
type Decoder struct {
parser *parser
knownFields bool
}
// NewDecoder returns a new decoder that reads from r.
//
// The decoder introduces its own buffering and may read
// data from r beyond the YAML values requested.
func NewDecoder(r io.Reader) *Decoder {
return &Decoder{
parser: newParserFromReader(r),
}
}
// KnownFields ensures that the keys in decoded mappings to
// exist as fields in the struct being decoded into.
func (dec *Decoder) KnownFields(enable bool) {
dec.knownFields = enable
}
// Decode reads the next YAML-encoded value from its input
// and stores it in the value pointed to by v.
//
// See the documentation for Unmarshal for details about the
// conversion of YAML into a Go value.
func (dec *Decoder) Decode(v interface{}) (err error) {
d := newDecoder()
d.knownFields = dec.knownFields
defer handleErr(&err)
node := dec.parser.parse()
if node == nil {
return io.EOF
}
out := reflect.ValueOf(v)
if out.Kind() == reflect.Ptr && !out.IsNil() {
out = out.Elem()
}
d.unmarshal(node, out)
if len(d.terrors) > 0 {
return &TypeError{d.terrors}
}
return nil
}
// Decode decodes the node and stores its data into the value pointed to by v.
//
// See the documentation for Unmarshal for details about the
// conversion of YAML into a Go value.
func (n *Node) Decode(v interface{}) (err error) {
d := newDecoder()
defer handleErr(&err)
out := reflect.ValueOf(v)
if out.Kind() == reflect.Ptr && !out.IsNil() {
out = out.Elem()
}
d.unmarshal(n, out)
if len(d.terrors) > 0 {
return &TypeError{d.terrors}
}
return nil
}
func unmarshal(in []byte, out interface{}, strict bool) (err error) {
defer handleErr(&err)
d := newDecoder()
p := newParser(in)
defer p.destroy()
node := p.parse()
if node != nil {
v := reflect.ValueOf(out)
if v.Kind() == reflect.Ptr && !v.IsNil() {
v = v.Elem()
}
d.unmarshal(node, v)
}
if len(d.terrors) > 0 {
return &TypeError{d.terrors}
}
return nil
}
// Marshal serializes the value provided into a YAML document. The structure
// of the generated document will reflect the structure of the value itself.
// Maps and pointers (to struct, string, int, etc) are accepted as the in value.
//
// Struct fields are only marshalled if they are exported (have an upper case
// first letter), and are marshalled using the field name lowercased as the
// default key. Custom keys may be defined via the "yaml" name in the field
// tag: the content preceding the first comma is used as the key, and the
// following comma-separated options are used to tweak the marshalling process.
// Conflicting names result in a runtime error.
//
// The field tag format accepted is:
//
// `(...) yaml:"[<key>][,<flag1>[,<flag2>]]" (...)`
//
// The following flags are currently supported:
//
// omitempty Only include the field if it's not set to the zero
// value for the type or to empty slices or maps.
// Zero valued structs will be omitted if all their public
// fields are zero, unless they implement an IsZero
// method (see the IsZeroer interface type), in which
// case the field will be excluded if IsZero returns true.
//
// flow Marshal using a flow style (useful for structs,
// sequences and maps).
//
// inline Inline the field, which must be a struct or a map,
// causing all of its fields or keys to be processed as if
// they were part of the outer struct. For maps, keys must
// not conflict with the yaml keys of other struct fields.
//
// In addition, if the key is "-", the field is ignored.
//
// For example:
//
// type T struct {
// F int `yaml:"a,omitempty"`
// B int
// }
// yaml.Marshal(&T{B: 2}) // Returns "b: 2\n"
// yaml.Marshal(&T{F: 1}} // Returns "a: 1\nb: 0\n"
//
func Marshal(in interface{}) (out []byte, err error) {
defer handleErr(&err)
e := newEncoder()
defer e.destroy()
e.marshalDoc("", reflect.ValueOf(in))
e.finish()
out = e.out
return
}
// An Encoder writes YAML values to an output stream.
type Encoder struct {
encoder *encoder
}
// NewEncoder returns a new encoder that writes to w.
// The Encoder should be closed after use to flush all data
// to w.
func NewEncoder(w io.Writer) *Encoder {
return &Encoder{
encoder: newEncoderWithWriter(w),
}
}
// Encode writes the YAML encoding of v to the stream.
// If multiple items are encoded to the stream, the
// second and subsequent document will be preceded
// with a "---" document separator, but the first will not.
//
// See the documentation for Marshal for details about the conversion of Go
// values to YAML.
func (e *Encoder) Encode(v interface{}) (err error) {
defer handleErr(&err)
e.encoder.marshalDoc("", reflect.ValueOf(v))
return nil
}
// Encode encodes value v and stores its representation in n.
//
// See the documentation for Marshal for details about the
// conversion of Go values into YAML.
func (n *Node) Encode(v interface{}) (err error) {
defer handleErr(&err)
e := newEncoder()
defer e.destroy()
e.marshalDoc("", reflect.ValueOf(v))
e.finish()
p := newParser(e.out)
p.textless = true
defer p.destroy()
doc := p.parse()
*n = *doc.Content[0]
return nil
}
// SetIndent changes the used indentation used when encoding.
func (e *Encoder) SetIndent(spaces int) {
if spaces < 0 {
panic("yaml: cannot indent to a negative number of spaces")
}
e.encoder.indent = spaces
}
// Close closes the encoder by writing any remaining data.
// It does not write a stream terminating string "...".
func (e *Encoder) Close() (err error) {
defer handleErr(&err)
e.encoder.finish()
return nil
}
func handleErr(err *error) {
if v := recover(); v != nil {
if e, ok := v.(yamlError); ok {
*err = e.err
} else {
panic(v)
}
}
}
type yamlError struct {
err error
}
func fail(err error) {
panic(yamlError{err})
}
func failf(format string, args ...interface{}) {
panic(yamlError{fmt.Errorf("yaml: "+format, args...)})
}
// A TypeError is returned by Unmarshal when one or more fields in
// the YAML document cannot be properly decoded into the requested
// types. When this error is returned, the value is still
// unmarshaled partially.
type TypeError struct {
Errors []string
}
func (e *TypeError) Error() string {
return fmt.Sprintf("yaml: unmarshal errors:\n %s", strings.Join(e.Errors, "\n "))
}
type Kind uint32
const (
DocumentNode Kind = 1 << iota
SequenceNode
MappingNode
ScalarNode
AliasNode
)
type Style uint32
const (
TaggedStyle Style = 1 << iota
DoubleQuotedStyle
SingleQuotedStyle
LiteralStyle
FoldedStyle
FlowStyle
)
// Node represents an element in the YAML document hierarchy. While documents
// are typically encoded and decoded into higher level types, such as structs
// and maps, Node is an intermediate representation that allows detailed
// control over the content being decoded or encoded.
//
// It's worth noting that although Node offers access into details such as
// line numbers, colums, and comments, the content when re-encoded will not
// have its original textual representation preserved. An effort is made to
// render the data plesantly, and to preserve comments near the data they
// describe, though.
//
// Values that make use of the Node type interact with the yaml package in the
// same way any other type would do, by encoding and decoding yaml data
// directly or indirectly into them.
//
// For example:
//
// var person struct {
// Name string
// Address yaml.Node
// }
// err := yaml.Unmarshal(data, &person)
//
// Or by itself:
//
// var person Node
// err := yaml.Unmarshal(data, &person)
//
type Node struct {
// Kind defines whether the node is a document, a mapping, a sequence,
// a scalar value, or an alias to another node. The specific data type of
// scalar nodes may be obtained via the ShortTag and LongTag methods.
Kind Kind
// Style allows customizing the apperance of the node in the tree.
Style Style
// Tag holds the YAML tag defining the data type for the value.
// When decoding, this field will always be set to the resolved tag,
// even when it wasn't explicitly provided in the YAML content.
// When encoding, if this field is unset the value type will be
// implied from the node properties, and if it is set, it will only
// be serialized into the representation if TaggedStyle is used or
// the implicit tag diverges from the provided one.
Tag string
// Value holds the unescaped and unquoted represenation of the value.
Value string
// Anchor holds the anchor name for this node, which allows aliases to point to it.
Anchor string
// Alias holds the node that this alias points to. Only valid when Kind is AliasNode.
Alias *Node
// Content holds contained nodes for documents, mappings, and sequences.
Content []*Node
// HeadComment holds any comments in the lines preceding the node and
// not separated by an empty line.
HeadComment string
// LineComment holds any comments at the end of the line where the node is in.
LineComment string
// FootComment holds any comments following the node and before empty lines.
FootComment string
// Line and Column hold the node position in the decoded YAML text.
// These fields are not respected when encoding the node.
Line int
Column int
}
// IsZero returns whether the node has all of its fields unset.
func (n *Node) IsZero() bool {
return n.Kind == 0 && n.Style == 0 && n.Tag == "" && n.Value == "" && n.Anchor == "" && n.Alias == nil && n.Content == nil &&
n.HeadComment == "" && n.LineComment == "" && n.FootComment == "" && n.Line == 0 && n.Column == 0
}
// LongTag returns the long form of the tag that indicates the data type for
// the node. If the Tag field isn't explicitly defined, one will be computed
// based on the node properties.
func (n *Node) LongTag() string {
return longTag(n.ShortTag())
}
// ShortTag returns the short form of the YAML tag that indicates data type for
// the node. If the Tag field isn't explicitly defined, one will be computed
// based on the node properties.
func (n *Node) ShortTag() string {
if n.indicatedString() {
return strTag
}
if n.Tag == "" || n.Tag == "!" {
switch n.Kind {
case MappingNode:
return mapTag
case SequenceNode:
return seqTag
case AliasNode:
if n.Alias != nil {
return n.Alias.ShortTag()
}
case ScalarNode:
tag, _ := resolve("", n.Value)
return tag
}
return ""
}
return shortTag(n.Tag)
}
func (n *Node) indicatedString() bool {
return n.Kind == ScalarNode &&
(shortTag(n.Tag) == strTag ||
(n.Tag == "" || n.Tag == "!") && n.Style&(SingleQuotedStyle|DoubleQuotedStyle|LiteralStyle|FoldedStyle) != 0)
}
// SetString is a convenience function that sets the node to a string value
// and defines its style in a pleasant way depending on its content.
func (n *Node) SetString(s string) {
n.Kind = ScalarNode
if utf8.ValidString(s) {
n.Value = s
n.Tag = strTag
} else {
n.Value = encodeBase64(s)
n.Tag = binaryTag
}
if strings.Contains(n.Value, "\n") {
n.Style = LiteralStyle
}
}
// --------------------------------------------------------------------------
// Maintain a mapping of keys to structure field indexes
// The code in this section was copied from mgo/bson.
// structInfo holds details for the serialization of fields of
// a given struct.
type structInfo struct {
FieldsMap map[string]fieldInfo
FieldsList []fieldInfo
// InlineMap is the number of the field in the struct that
// contains an ,inline map, or -1 if there's none.
InlineMap int
// InlineUnmarshalers holds indexes to inlined fields that
// contain unmarshaler values.
InlineUnmarshalers [][]int
}
type fieldInfo struct {
Key string
Num int
OmitEmpty bool
Flow bool
// Id holds the unique field identifier, so we can cheaply
// check for field duplicates without maintaining an extra map.
Id int
// Inline holds the field index if the field is part of an inlined struct.
Inline []int
}
var structMap = make(map[reflect.Type]*structInfo)
var fieldMapMutex sync.RWMutex
var unmarshalerType reflect.Type
func init() {
var v Unmarshaler
unmarshalerType = reflect.ValueOf(&v).Elem().Type()
}
func getStructInfo(st reflect.Type) (*structInfo, error) {
fieldMapMutex.RLock()
sinfo, found := structMap[st]
fieldMapMutex.RUnlock()
if found {
return sinfo, nil
}
n := st.NumField()
fieldsMap := make(map[string]fieldInfo)
fieldsList := make([]fieldInfo, 0, n)
inlineMap := -1
inlineUnmarshalers := [][]int(nil)
for i := 0; i != n; i++ {
field := st.Field(i)
if field.PkgPath != "" && !field.Anonymous {
continue // Private field
}
info := fieldInfo{Num: i}
tag := field.Tag.Get("yaml")
if tag == "" && strings.Index(string(field.Tag), ":") < 0 {
tag = string(field.Tag)
}
if tag == "-" {
continue
}
inline := false
fields := strings.Split(tag, ",")
if len(fields) > 1 {
for _, flag := range fields[1:] {
switch flag {
case "omitempty":
info.OmitEmpty = true
case "flow":
info.Flow = true
case "inline":
inline = true
default:
return nil, errors.New(fmt.Sprintf("unsupported flag %q in tag %q of type %s", flag, tag, st))
}
}
tag = fields[0]
}
if inline {
switch field.Type.Kind() {
case reflect.Map:
if inlineMap >= 0 {
return nil, errors.New("multiple ,inline maps in struct " + st.String())
}
if field.Type.Key() != reflect.TypeOf("") {
return nil, errors.New("option ,inline needs a map with string keys in struct " + st.String())
}
inlineMap = info.Num
case reflect.Struct, reflect.Ptr:
ftype := field.Type
for ftype.Kind() == reflect.Ptr {
ftype = ftype.Elem()
}
if ftype.Kind() != reflect.Struct {
return nil, errors.New("option ,inline may only be used on a struct or map field")
}
if reflect.PtrTo(ftype).Implements(unmarshalerType) {
inlineUnmarshalers = append(inlineUnmarshalers, []int{i})
} else {
sinfo, err := getStructInfo(ftype)
if err != nil {
return nil, err
}
for _, index := range sinfo.InlineUnmarshalers {
inlineUnmarshalers = append(inlineUnmarshalers, append([]int{i}, index...))
}
for _, finfo := range sinfo.FieldsList {
if _, found := fieldsMap[finfo.Key]; found {
msg := "duplicated key '" + finfo.Key + "' in struct " + st.String()
return nil, errors.New(msg)
}
if finfo.Inline == nil {
finfo.Inline = []int{i, finfo.Num}
} else {
finfo.Inline = append([]int{i}, finfo.Inline...)
}
finfo.Id = len(fieldsList)
fieldsMap[finfo.Key] = finfo
fieldsList = append(fieldsList, finfo)
}
}
default:
return nil, errors.New("option ,inline may only be used on a struct or map field")
}
continue
}
if tag != "" {
info.Key = tag
} else {
info.Key = strings.ToLower(field.Name)
}
if _, found = fieldsMap[info.Key]; found {
msg := "duplicated key '" + info.Key + "' in struct " + st.String()
return nil, errors.New(msg)
}
info.Id = len(fieldsList)
fieldsList = append(fieldsList, info)
fieldsMap[info.Key] = info
}
sinfo = &structInfo{
FieldsMap: fieldsMap,
FieldsList: fieldsList,
InlineMap: inlineMap,
InlineUnmarshalers: inlineUnmarshalers,
}
fieldMapMutex.Lock()
structMap[st] = sinfo
fieldMapMutex.Unlock()
return sinfo, nil
}
// IsZeroer is used to check whether an object is zero to
// determine whether it should be omitted when marshaling
// with the omitempty flag. One notable implementation
// is time.Time.
type IsZeroer interface {
IsZero() bool
}
func isZero(v reflect.Value) bool {
kind := v.Kind()
if z, ok := v.Interface().(IsZeroer); ok {
if (kind == reflect.Ptr || kind == reflect.Interface) && v.IsNil() {
return true
}
return z.IsZero()
}
switch kind {
case reflect.String:
return len(v.String()) == 0
case reflect.Interface, reflect.Ptr:
return v.IsNil()
case reflect.Slice:
return v.Len() == 0
case reflect.Map:
return v.Len() == 0
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
return v.Int() == 0
case reflect.Float32, reflect.Float64:
return v.Float() == 0
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr:
return v.Uint() == 0
case reflect.Bool:
return !v.Bool()
case reflect.Struct:
vt := v.Type()
for i := v.NumField() - 1; i >= 0; i-- {
if vt.Field(i).PkgPath != "" {
continue // Private field
}
if !isZero(v.Field(i)) {
return false
}
}
return true
}
return false
}

807
vendor/gopkg.in/yaml.v3/yamlh.go generated vendored
View File

@ -1,807 +0,0 @@
//
// Copyright (c) 2011-2019 Canonical Ltd
// Copyright (c) 2006-2010 Kirill Simonov
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
// of the Software, and to permit persons to whom the Software is furnished to do
// so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
package yaml
import (
"fmt"
"io"
)
// The version directive data.
type yaml_version_directive_t struct {
major int8 // The major version number.
minor int8 // The minor version number.
}
// The tag directive data.
type yaml_tag_directive_t struct {
handle []byte // The tag handle.
prefix []byte // The tag prefix.
}
type yaml_encoding_t int
// The stream encoding.
const (
// Let the parser choose the encoding.
yaml_ANY_ENCODING yaml_encoding_t = iota
yaml_UTF8_ENCODING // The default UTF-8 encoding.
yaml_UTF16LE_ENCODING // The UTF-16-LE encoding with BOM.
yaml_UTF16BE_ENCODING // The UTF-16-BE encoding with BOM.
)
type yaml_break_t int
// Line break types.
const (
// Let the parser choose the break type.
yaml_ANY_BREAK yaml_break_t = iota
yaml_CR_BREAK // Use CR for line breaks (Mac style).
yaml_LN_BREAK // Use LN for line breaks (Unix style).
yaml_CRLN_BREAK // Use CR LN for line breaks (DOS style).
)
type yaml_error_type_t int
// Many bad things could happen with the parser and emitter.
const (
// No error is produced.
yaml_NO_ERROR yaml_error_type_t = iota
yaml_MEMORY_ERROR // Cannot allocate or reallocate a block of memory.
yaml_READER_ERROR // Cannot read or decode the input stream.
yaml_SCANNER_ERROR // Cannot scan the input stream.
yaml_PARSER_ERROR // Cannot parse the input stream.
yaml_COMPOSER_ERROR // Cannot compose a YAML document.
yaml_WRITER_ERROR // Cannot write to the output stream.
yaml_EMITTER_ERROR // Cannot emit a YAML stream.
)
// The pointer position.
type yaml_mark_t struct {
index int // The position index.
line int // The position line.
column int // The position column.
}
// Node Styles
type yaml_style_t int8
type yaml_scalar_style_t yaml_style_t
// Scalar styles.
const (
// Let the emitter choose the style.
yaml_ANY_SCALAR_STYLE yaml_scalar_style_t = 0
yaml_PLAIN_SCALAR_STYLE yaml_scalar_style_t = 1 << iota // The plain scalar style.
yaml_SINGLE_QUOTED_SCALAR_STYLE // The single-quoted scalar style.
yaml_DOUBLE_QUOTED_SCALAR_STYLE // The double-quoted scalar style.
yaml_LITERAL_SCALAR_STYLE // The literal scalar style.
yaml_FOLDED_SCALAR_STYLE // The folded scalar style.
)
type yaml_sequence_style_t yaml_style_t
// Sequence styles.
const (
// Let the emitter choose the style.
yaml_ANY_SEQUENCE_STYLE yaml_sequence_style_t = iota
yaml_BLOCK_SEQUENCE_STYLE // The block sequence style.
yaml_FLOW_SEQUENCE_STYLE // The flow sequence style.
)
type yaml_mapping_style_t yaml_style_t
// Mapping styles.
const (
// Let the emitter choose the style.
yaml_ANY_MAPPING_STYLE yaml_mapping_style_t = iota
yaml_BLOCK_MAPPING_STYLE // The block mapping style.
yaml_FLOW_MAPPING_STYLE // The flow mapping style.
)
// Tokens
type yaml_token_type_t int
// Token types.
const (
// An empty token.
yaml_NO_TOKEN yaml_token_type_t = iota
yaml_STREAM_START_TOKEN // A STREAM-START token.
yaml_STREAM_END_TOKEN // A STREAM-END token.
yaml_VERSION_DIRECTIVE_TOKEN // A VERSION-DIRECTIVE token.
yaml_TAG_DIRECTIVE_TOKEN // A TAG-DIRECTIVE token.
yaml_DOCUMENT_START_TOKEN // A DOCUMENT-START token.
yaml_DOCUMENT_END_TOKEN // A DOCUMENT-END token.
yaml_BLOCK_SEQUENCE_START_TOKEN // A BLOCK-SEQUENCE-START token.
yaml_BLOCK_MAPPING_START_TOKEN // A BLOCK-SEQUENCE-END token.
yaml_BLOCK_END_TOKEN // A BLOCK-END token.
yaml_FLOW_SEQUENCE_START_TOKEN // A FLOW-SEQUENCE-START token.
yaml_FLOW_SEQUENCE_END_TOKEN // A FLOW-SEQUENCE-END token.
yaml_FLOW_MAPPING_START_TOKEN // A FLOW-MAPPING-START token.
yaml_FLOW_MAPPING_END_TOKEN // A FLOW-MAPPING-END token.
yaml_BLOCK_ENTRY_TOKEN // A BLOCK-ENTRY token.
yaml_FLOW_ENTRY_TOKEN // A FLOW-ENTRY token.
yaml_KEY_TOKEN // A KEY token.
yaml_VALUE_TOKEN // A VALUE token.
yaml_ALIAS_TOKEN // An ALIAS token.
yaml_ANCHOR_TOKEN // An ANCHOR token.
yaml_TAG_TOKEN // A TAG token.
yaml_SCALAR_TOKEN // A SCALAR token.
)
func (tt yaml_token_type_t) String() string {
switch tt {
case yaml_NO_TOKEN:
return "yaml_NO_TOKEN"
case yaml_STREAM_START_TOKEN:
return "yaml_STREAM_START_TOKEN"
case yaml_STREAM_END_TOKEN:
return "yaml_STREAM_END_TOKEN"
case yaml_VERSION_DIRECTIVE_TOKEN:
return "yaml_VERSION_DIRECTIVE_TOKEN"
case yaml_TAG_DIRECTIVE_TOKEN:
return "yaml_TAG_DIRECTIVE_TOKEN"
case yaml_DOCUMENT_START_TOKEN:
return "yaml_DOCUMENT_START_TOKEN"
case yaml_DOCUMENT_END_TOKEN:
return "yaml_DOCUMENT_END_TOKEN"
case yaml_BLOCK_SEQUENCE_START_TOKEN:
return "yaml_BLOCK_SEQUENCE_START_TOKEN"
case yaml_BLOCK_MAPPING_START_TOKEN:
return "yaml_BLOCK_MAPPING_START_TOKEN"
case yaml_BLOCK_END_TOKEN:
return "yaml_BLOCK_END_TOKEN"
case yaml_FLOW_SEQUENCE_START_TOKEN:
return "yaml_FLOW_SEQUENCE_START_TOKEN"
case yaml_FLOW_SEQUENCE_END_TOKEN:
return "yaml_FLOW_SEQUENCE_END_TOKEN"
case yaml_FLOW_MAPPING_START_TOKEN:
return "yaml_FLOW_MAPPING_START_TOKEN"
case yaml_FLOW_MAPPING_END_TOKEN:
return "yaml_FLOW_MAPPING_END_TOKEN"
case yaml_BLOCK_ENTRY_TOKEN:
return "yaml_BLOCK_ENTRY_TOKEN"
case yaml_FLOW_ENTRY_TOKEN:
return "yaml_FLOW_ENTRY_TOKEN"
case yaml_KEY_TOKEN:
return "yaml_KEY_TOKEN"
case yaml_VALUE_TOKEN:
return "yaml_VALUE_TOKEN"
case yaml_ALIAS_TOKEN:
return "yaml_ALIAS_TOKEN"
case yaml_ANCHOR_TOKEN:
return "yaml_ANCHOR_TOKEN"
case yaml_TAG_TOKEN:
return "yaml_TAG_TOKEN"
case yaml_SCALAR_TOKEN:
return "yaml_SCALAR_TOKEN"
}
return "<unknown token>"
}
// The token structure.
type yaml_token_t struct {
// The token type.
typ yaml_token_type_t
// The start/end of the token.
start_mark, end_mark yaml_mark_t
// The stream encoding (for yaml_STREAM_START_TOKEN).
encoding yaml_encoding_t
// The alias/anchor/scalar value or tag/tag directive handle
// (for yaml_ALIAS_TOKEN, yaml_ANCHOR_TOKEN, yaml_SCALAR_TOKEN, yaml_TAG_TOKEN, yaml_TAG_DIRECTIVE_TOKEN).
value []byte
// The tag suffix (for yaml_TAG_TOKEN).
suffix []byte
// The tag directive prefix (for yaml_TAG_DIRECTIVE_TOKEN).
prefix []byte
// The scalar style (for yaml_SCALAR_TOKEN).
style yaml_scalar_style_t
// The version directive major/minor (for yaml_VERSION_DIRECTIVE_TOKEN).
major, minor int8
}
// Events
type yaml_event_type_t int8
// Event types.
const (
// An empty event.
yaml_NO_EVENT yaml_event_type_t = iota
yaml_STREAM_START_EVENT // A STREAM-START event.
yaml_STREAM_END_EVENT // A STREAM-END event.
yaml_DOCUMENT_START_EVENT // A DOCUMENT-START event.
yaml_DOCUMENT_END_EVENT // A DOCUMENT-END event.
yaml_ALIAS_EVENT // An ALIAS event.
yaml_SCALAR_EVENT // A SCALAR event.
yaml_SEQUENCE_START_EVENT // A SEQUENCE-START event.
yaml_SEQUENCE_END_EVENT // A SEQUENCE-END event.
yaml_MAPPING_START_EVENT // A MAPPING-START event.
yaml_MAPPING_END_EVENT // A MAPPING-END event.
yaml_TAIL_COMMENT_EVENT
)
var eventStrings = []string{
yaml_NO_EVENT: "none",
yaml_STREAM_START_EVENT: "stream start",
yaml_STREAM_END_EVENT: "stream end",
yaml_DOCUMENT_START_EVENT: "document start",
yaml_DOCUMENT_END_EVENT: "document end",
yaml_ALIAS_EVENT: "alias",
yaml_SCALAR_EVENT: "scalar",
yaml_SEQUENCE_START_EVENT: "sequence start",
yaml_SEQUENCE_END_EVENT: "sequence end",
yaml_MAPPING_START_EVENT: "mapping start",
yaml_MAPPING_END_EVENT: "mapping end",
yaml_TAIL_COMMENT_EVENT: "tail comment",
}
func (e yaml_event_type_t) String() string {
if e < 0 || int(e) >= len(eventStrings) {
return fmt.Sprintf("unknown event %d", e)
}
return eventStrings[e]
}
// The event structure.
type yaml_event_t struct {
// The event type.
typ yaml_event_type_t
// The start and end of the event.
start_mark, end_mark yaml_mark_t
// The document encoding (for yaml_STREAM_START_EVENT).
encoding yaml_encoding_t
// The version directive (for yaml_DOCUMENT_START_EVENT).
version_directive *yaml_version_directive_t
// The list of tag directives (for yaml_DOCUMENT_START_EVENT).
tag_directives []yaml_tag_directive_t
// The comments
head_comment []byte
line_comment []byte
foot_comment []byte
tail_comment []byte
// The anchor (for yaml_SCALAR_EVENT, yaml_SEQUENCE_START_EVENT, yaml_MAPPING_START_EVENT, yaml_ALIAS_EVENT).
anchor []byte
// The tag (for yaml_SCALAR_EVENT, yaml_SEQUENCE_START_EVENT, yaml_MAPPING_START_EVENT).
tag []byte
// The scalar value (for yaml_SCALAR_EVENT).
value []byte
// Is the document start/end indicator implicit, or the tag optional?
// (for yaml_DOCUMENT_START_EVENT, yaml_DOCUMENT_END_EVENT, yaml_SEQUENCE_START_EVENT, yaml_MAPPING_START_EVENT, yaml_SCALAR_EVENT).
implicit bool
// Is the tag optional for any non-plain style? (for yaml_SCALAR_EVENT).
quoted_implicit bool
// The style (for yaml_SCALAR_EVENT, yaml_SEQUENCE_START_EVENT, yaml_MAPPING_START_EVENT).
style yaml_style_t
}
func (e *yaml_event_t) scalar_style() yaml_scalar_style_t { return yaml_scalar_style_t(e.style) }
func (e *yaml_event_t) sequence_style() yaml_sequence_style_t { return yaml_sequence_style_t(e.style) }
func (e *yaml_event_t) mapping_style() yaml_mapping_style_t { return yaml_mapping_style_t(e.style) }
// Nodes
const (
yaml_NULL_TAG = "tag:yaml.org,2002:null" // The tag !!null with the only possible value: null.
yaml_BOOL_TAG = "tag:yaml.org,2002:bool" // The tag !!bool with the values: true and false.
yaml_STR_TAG = "tag:yaml.org,2002:str" // The tag !!str for string values.
yaml_INT_TAG = "tag:yaml.org,2002:int" // The tag !!int for integer values.
yaml_FLOAT_TAG = "tag:yaml.org,2002:float" // The tag !!float for float values.
yaml_TIMESTAMP_TAG = "tag:yaml.org,2002:timestamp" // The tag !!timestamp for date and time values.
yaml_SEQ_TAG = "tag:yaml.org,2002:seq" // The tag !!seq is used to denote sequences.
yaml_MAP_TAG = "tag:yaml.org,2002:map" // The tag !!map is used to denote mapping.
// Not in original libyaml.
yaml_BINARY_TAG = "tag:yaml.org,2002:binary"
yaml_MERGE_TAG = "tag:yaml.org,2002:merge"
yaml_DEFAULT_SCALAR_TAG = yaml_STR_TAG // The default scalar tag is !!str.
yaml_DEFAULT_SEQUENCE_TAG = yaml_SEQ_TAG // The default sequence tag is !!seq.
yaml_DEFAULT_MAPPING_TAG = yaml_MAP_TAG // The default mapping tag is !!map.
)
type yaml_node_type_t int
// Node types.
const (
// An empty node.
yaml_NO_NODE yaml_node_type_t = iota
yaml_SCALAR_NODE // A scalar node.
yaml_SEQUENCE_NODE // A sequence node.
yaml_MAPPING_NODE // A mapping node.
)
// An element of a sequence node.
type yaml_node_item_t int
// An element of a mapping node.
type yaml_node_pair_t struct {
key int // The key of the element.
value int // The value of the element.
}
// The node structure.
type yaml_node_t struct {
typ yaml_node_type_t // The node type.
tag []byte // The node tag.
// The node data.
// The scalar parameters (for yaml_SCALAR_NODE).
scalar struct {
value []byte // The scalar value.
length int // The length of the scalar value.
style yaml_scalar_style_t // The scalar style.
}
// The sequence parameters (for YAML_SEQUENCE_NODE).
sequence struct {
items_data []yaml_node_item_t // The stack of sequence items.
style yaml_sequence_style_t // The sequence style.
}
// The mapping parameters (for yaml_MAPPING_NODE).
mapping struct {
pairs_data []yaml_node_pair_t // The stack of mapping pairs (key, value).
pairs_start *yaml_node_pair_t // The beginning of the stack.
pairs_end *yaml_node_pair_t // The end of the stack.
pairs_top *yaml_node_pair_t // The top of the stack.
style yaml_mapping_style_t // The mapping style.
}
start_mark yaml_mark_t // The beginning of the node.
end_mark yaml_mark_t // The end of the node.
}
// The document structure.
type yaml_document_t struct {
// The document nodes.
nodes []yaml_node_t
// The version directive.
version_directive *yaml_version_directive_t
// The list of tag directives.
tag_directives_data []yaml_tag_directive_t
tag_directives_start int // The beginning of the tag directives list.
tag_directives_end int // The end of the tag directives list.
start_implicit int // Is the document start indicator implicit?
end_implicit int // Is the document end indicator implicit?
// The start/end of the document.
start_mark, end_mark yaml_mark_t
}
// The prototype of a read handler.
//
// The read handler is called when the parser needs to read more bytes from the
// source. The handler should write not more than size bytes to the buffer.
// The number of written bytes should be set to the size_read variable.
//
// [in,out] data A pointer to an application data specified by
// yaml_parser_set_input().
// [out] buffer The buffer to write the data from the source.
// [in] size The size of the buffer.
// [out] size_read The actual number of bytes read from the source.
//
// On success, the handler should return 1. If the handler failed,
// the returned value should be 0. On EOF, the handler should set the
// size_read to 0 and return 1.
type yaml_read_handler_t func(parser *yaml_parser_t, buffer []byte) (n int, err error)
// This structure holds information about a potential simple key.
type yaml_simple_key_t struct {
possible bool // Is a simple key possible?
required bool // Is a simple key required?
token_number int // The number of the token.
mark yaml_mark_t // The position mark.
}
// The states of the parser.
type yaml_parser_state_t int
const (
yaml_PARSE_STREAM_START_STATE yaml_parser_state_t = iota
yaml_PARSE_IMPLICIT_DOCUMENT_START_STATE // Expect the beginning of an implicit document.
yaml_PARSE_DOCUMENT_START_STATE // Expect DOCUMENT-START.
yaml_PARSE_DOCUMENT_CONTENT_STATE // Expect the content of a document.
yaml_PARSE_DOCUMENT_END_STATE // Expect DOCUMENT-END.
yaml_PARSE_BLOCK_NODE_STATE // Expect a block node.
yaml_PARSE_BLOCK_NODE_OR_INDENTLESS_SEQUENCE_STATE // Expect a block node or indentless sequence.
yaml_PARSE_FLOW_NODE_STATE // Expect a flow node.
yaml_PARSE_BLOCK_SEQUENCE_FIRST_ENTRY_STATE // Expect the first entry of a block sequence.
yaml_PARSE_BLOCK_SEQUENCE_ENTRY_STATE // Expect an entry of a block sequence.
yaml_PARSE_INDENTLESS_SEQUENCE_ENTRY_STATE // Expect an entry of an indentless sequence.
yaml_PARSE_BLOCK_MAPPING_FIRST_KEY_STATE // Expect the first key of a block mapping.
yaml_PARSE_BLOCK_MAPPING_KEY_STATE // Expect a block mapping key.
yaml_PARSE_BLOCK_MAPPING_VALUE_STATE // Expect a block mapping value.
yaml_PARSE_FLOW_SEQUENCE_FIRST_ENTRY_STATE // Expect the first entry of a flow sequence.
yaml_PARSE_FLOW_SEQUENCE_ENTRY_STATE // Expect an entry of a flow sequence.
yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_KEY_STATE // Expect a key of an ordered mapping.
yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_VALUE_STATE // Expect a value of an ordered mapping.
yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_END_STATE // Expect the and of an ordered mapping entry.
yaml_PARSE_FLOW_MAPPING_FIRST_KEY_STATE // Expect the first key of a flow mapping.
yaml_PARSE_FLOW_MAPPING_KEY_STATE // Expect a key of a flow mapping.
yaml_PARSE_FLOW_MAPPING_VALUE_STATE // Expect a value of a flow mapping.
yaml_PARSE_FLOW_MAPPING_EMPTY_VALUE_STATE // Expect an empty value of a flow mapping.
yaml_PARSE_END_STATE // Expect nothing.
)
func (ps yaml_parser_state_t) String() string {
switch ps {
case yaml_PARSE_STREAM_START_STATE:
return "yaml_PARSE_STREAM_START_STATE"
case yaml_PARSE_IMPLICIT_DOCUMENT_START_STATE:
return "yaml_PARSE_IMPLICIT_DOCUMENT_START_STATE"
case yaml_PARSE_DOCUMENT_START_STATE:
return "yaml_PARSE_DOCUMENT_START_STATE"
case yaml_PARSE_DOCUMENT_CONTENT_STATE:
return "yaml_PARSE_DOCUMENT_CONTENT_STATE"
case yaml_PARSE_DOCUMENT_END_STATE:
return "yaml_PARSE_DOCUMENT_END_STATE"
case yaml_PARSE_BLOCK_NODE_STATE:
return "yaml_PARSE_BLOCK_NODE_STATE"
case yaml_PARSE_BLOCK_NODE_OR_INDENTLESS_SEQUENCE_STATE:
return "yaml_PARSE_BLOCK_NODE_OR_INDENTLESS_SEQUENCE_STATE"
case yaml_PARSE_FLOW_NODE_STATE:
return "yaml_PARSE_FLOW_NODE_STATE"
case yaml_PARSE_BLOCK_SEQUENCE_FIRST_ENTRY_STATE:
return "yaml_PARSE_BLOCK_SEQUENCE_FIRST_ENTRY_STATE"
case yaml_PARSE_BLOCK_SEQUENCE_ENTRY_STATE:
return "yaml_PARSE_BLOCK_SEQUENCE_ENTRY_STATE"
case yaml_PARSE_INDENTLESS_SEQUENCE_ENTRY_STATE:
return "yaml_PARSE_INDENTLESS_SEQUENCE_ENTRY_STATE"
case yaml_PARSE_BLOCK_MAPPING_FIRST_KEY_STATE:
return "yaml_PARSE_BLOCK_MAPPING_FIRST_KEY_STATE"
case yaml_PARSE_BLOCK_MAPPING_KEY_STATE:
return "yaml_PARSE_BLOCK_MAPPING_KEY_STATE"
case yaml_PARSE_BLOCK_MAPPING_VALUE_STATE:
return "yaml_PARSE_BLOCK_MAPPING_VALUE_STATE"
case yaml_PARSE_FLOW_SEQUENCE_FIRST_ENTRY_STATE:
return "yaml_PARSE_FLOW_SEQUENCE_FIRST_ENTRY_STATE"
case yaml_PARSE_FLOW_SEQUENCE_ENTRY_STATE:
return "yaml_PARSE_FLOW_SEQUENCE_ENTRY_STATE"
case yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_KEY_STATE:
return "yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_KEY_STATE"
case yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_VALUE_STATE:
return "yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_VALUE_STATE"
case yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_END_STATE:
return "yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_END_STATE"
case yaml_PARSE_FLOW_MAPPING_FIRST_KEY_STATE:
return "yaml_PARSE_FLOW_MAPPING_FIRST_KEY_STATE"
case yaml_PARSE_FLOW_MAPPING_KEY_STATE:
return "yaml_PARSE_FLOW_MAPPING_KEY_STATE"
case yaml_PARSE_FLOW_MAPPING_VALUE_STATE:
return "yaml_PARSE_FLOW_MAPPING_VALUE_STATE"
case yaml_PARSE_FLOW_MAPPING_EMPTY_VALUE_STATE:
return "yaml_PARSE_FLOW_MAPPING_EMPTY_VALUE_STATE"
case yaml_PARSE_END_STATE:
return "yaml_PARSE_END_STATE"
}
return "<unknown parser state>"
}
// This structure holds aliases data.
type yaml_alias_data_t struct {
anchor []byte // The anchor.
index int // The node id.
mark yaml_mark_t // The anchor mark.
}
// The parser structure.
//
// All members are internal. Manage the structure using the
// yaml_parser_ family of functions.
type yaml_parser_t struct {
// Error handling
error yaml_error_type_t // Error type.
problem string // Error description.
// The byte about which the problem occurred.
problem_offset int
problem_value int
problem_mark yaml_mark_t
// The error context.
context string
context_mark yaml_mark_t
// Reader stuff
read_handler yaml_read_handler_t // Read handler.
input_reader io.Reader // File input data.
input []byte // String input data.
input_pos int
eof bool // EOF flag
buffer []byte // The working buffer.
buffer_pos int // The current position of the buffer.
unread int // The number of unread characters in the buffer.
newlines int // The number of line breaks since last non-break/non-blank character
raw_buffer []byte // The raw buffer.
raw_buffer_pos int // The current position of the buffer.
encoding yaml_encoding_t // The input encoding.
offset int // The offset of the current position (in bytes).
mark yaml_mark_t // The mark of the current position.
// Comments
head_comment []byte // The current head comments
line_comment []byte // The current line comments
foot_comment []byte // The current foot comments
tail_comment []byte // Foot comment that happens at the end of a block.
stem_comment []byte // Comment in item preceding a nested structure (list inside list item, etc)
comments []yaml_comment_t // The folded comments for all parsed tokens
comments_head int
// Scanner stuff
stream_start_produced bool // Have we started to scan the input stream?
stream_end_produced bool // Have we reached the end of the input stream?
flow_level int // The number of unclosed '[' and '{' indicators.
tokens []yaml_token_t // The tokens queue.
tokens_head int // The head of the tokens queue.
tokens_parsed int // The number of tokens fetched from the queue.
token_available bool // Does the tokens queue contain a token ready for dequeueing.
indent int // The current indentation level.
indents []int // The indentation levels stack.
simple_key_allowed bool // May a simple key occur at the current position?
simple_keys []yaml_simple_key_t // The stack of simple keys.
simple_keys_by_tok map[int]int // possible simple_key indexes indexed by token_number
// Parser stuff
state yaml_parser_state_t // The current parser state.
states []yaml_parser_state_t // The parser states stack.
marks []yaml_mark_t // The stack of marks.
tag_directives []yaml_tag_directive_t // The list of TAG directives.
// Dumper stuff
aliases []yaml_alias_data_t // The alias data.
document *yaml_document_t // The currently parsed document.
}
type yaml_comment_t struct {
scan_mark yaml_mark_t // Position where scanning for comments started
token_mark yaml_mark_t // Position after which tokens will be associated with this comment
start_mark yaml_mark_t // Position of '#' comment mark
end_mark yaml_mark_t // Position where comment terminated
head []byte
line []byte
foot []byte
}
// Emitter Definitions
// The prototype of a write handler.
//
// The write handler is called when the emitter needs to flush the accumulated
// characters to the output. The handler should write @a size bytes of the
// @a buffer to the output.
//
// @param[in,out] data A pointer to an application data specified by
// yaml_emitter_set_output().
// @param[in] buffer The buffer with bytes to be written.
// @param[in] size The size of the buffer.
//
// @returns On success, the handler should return @c 1. If the handler failed,
// the returned value should be @c 0.
//
type yaml_write_handler_t func(emitter *yaml_emitter_t, buffer []byte) error
type yaml_emitter_state_t int
// The emitter states.
const (
// Expect STREAM-START.
yaml_EMIT_STREAM_START_STATE yaml_emitter_state_t = iota
yaml_EMIT_FIRST_DOCUMENT_START_STATE // Expect the first DOCUMENT-START or STREAM-END.
yaml_EMIT_DOCUMENT_START_STATE // Expect DOCUMENT-START or STREAM-END.
yaml_EMIT_DOCUMENT_CONTENT_STATE // Expect the content of a document.
yaml_EMIT_DOCUMENT_END_STATE // Expect DOCUMENT-END.
yaml_EMIT_FLOW_SEQUENCE_FIRST_ITEM_STATE // Expect the first item of a flow sequence.
yaml_EMIT_FLOW_SEQUENCE_TRAIL_ITEM_STATE // Expect the next item of a flow sequence, with the comma already written out
yaml_EMIT_FLOW_SEQUENCE_ITEM_STATE // Expect an item of a flow sequence.
yaml_EMIT_FLOW_MAPPING_FIRST_KEY_STATE // Expect the first key of a flow mapping.
yaml_EMIT_FLOW_MAPPING_TRAIL_KEY_STATE // Expect the next key of a flow mapping, with the comma already written out
yaml_EMIT_FLOW_MAPPING_KEY_STATE // Expect a key of a flow mapping.
yaml_EMIT_FLOW_MAPPING_SIMPLE_VALUE_STATE // Expect a value for a simple key of a flow mapping.
yaml_EMIT_FLOW_MAPPING_VALUE_STATE // Expect a value of a flow mapping.
yaml_EMIT_BLOCK_SEQUENCE_FIRST_ITEM_STATE // Expect the first item of a block sequence.
yaml_EMIT_BLOCK_SEQUENCE_ITEM_STATE // Expect an item of a block sequence.
yaml_EMIT_BLOCK_MAPPING_FIRST_KEY_STATE // Expect the first key of a block mapping.
yaml_EMIT_BLOCK_MAPPING_KEY_STATE // Expect the key of a block mapping.
yaml_EMIT_BLOCK_MAPPING_SIMPLE_VALUE_STATE // Expect a value for a simple key of a block mapping.
yaml_EMIT_BLOCK_MAPPING_VALUE_STATE // Expect a value of a block mapping.
yaml_EMIT_END_STATE // Expect nothing.
)
// The emitter structure.
//
// All members are internal. Manage the structure using the @c yaml_emitter_
// family of functions.
type yaml_emitter_t struct {
// Error handling
error yaml_error_type_t // Error type.
problem string // Error description.
// Writer stuff
write_handler yaml_write_handler_t // Write handler.
output_buffer *[]byte // String output data.
output_writer io.Writer // File output data.
buffer []byte // The working buffer.
buffer_pos int // The current position of the buffer.
raw_buffer []byte // The raw buffer.
raw_buffer_pos int // The current position of the buffer.
encoding yaml_encoding_t // The stream encoding.
// Emitter stuff
canonical bool // If the output is in the canonical style?
best_indent int // The number of indentation spaces.
best_width int // The preferred width of the output lines.
unicode bool // Allow unescaped non-ASCII characters?
line_break yaml_break_t // The preferred line break.
state yaml_emitter_state_t // The current emitter state.
states []yaml_emitter_state_t // The stack of states.
events []yaml_event_t // The event queue.
events_head int // The head of the event queue.
indents []int // The stack of indentation levels.
tag_directives []yaml_tag_directive_t // The list of tag directives.
indent int // The current indentation level.
flow_level int // The current flow level.
root_context bool // Is it the document root context?
sequence_context bool // Is it a sequence context?
mapping_context bool // Is it a mapping context?
simple_key_context bool // Is it a simple mapping key context?
line int // The current line.
column int // The current column.
whitespace bool // If the last character was a whitespace?
indention bool // If the last character was an indentation character (' ', '-', '?', ':')?
open_ended bool // If an explicit document end is required?
space_above bool // Is there's an empty line above?
foot_indent int // The indent used to write the foot comment above, or -1 if none.
// Anchor analysis.
anchor_data struct {
anchor []byte // The anchor value.
alias bool // Is it an alias?
}
// Tag analysis.
tag_data struct {
handle []byte // The tag handle.
suffix []byte // The tag suffix.
}
// Scalar analysis.
scalar_data struct {
value []byte // The scalar value.
multiline bool // Does the scalar contain line breaks?
flow_plain_allowed bool // Can the scalar be expessed in the flow plain style?
block_plain_allowed bool // Can the scalar be expressed in the block plain style?
single_quoted_allowed bool // Can the scalar be expressed in the single quoted style?
block_allowed bool // Can the scalar be expressed in the literal or folded styles?
style yaml_scalar_style_t // The output style.
}
// Comments
head_comment []byte
line_comment []byte
foot_comment []byte
tail_comment []byte
key_line_comment []byte
// Dumper stuff
opened bool // If the stream was already opened?
closed bool // If the stream was already closed?
// The information associated with the document nodes.
anchors *struct {
references int // The number of references.
anchor int // The anchor id.
serialized bool // If the node has been emitted?
}
last_anchor_id int // The last assigned anchor id.
document *yaml_document_t // The currently emitted document.
}

View File

@ -1,198 +0,0 @@
//
// Copyright (c) 2011-2019 Canonical Ltd
// Copyright (c) 2006-2010 Kirill Simonov
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
// of the Software, and to permit persons to whom the Software is furnished to do
// so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
package yaml
const (
// The size of the input raw buffer.
input_raw_buffer_size = 512
// The size of the input buffer.
// It should be possible to decode the whole raw buffer.
input_buffer_size = input_raw_buffer_size * 3
// The size of the output buffer.
output_buffer_size = 128
// The size of the output raw buffer.
// It should be possible to encode the whole output buffer.
output_raw_buffer_size = (output_buffer_size*2 + 2)
// The size of other stacks and queues.
initial_stack_size = 16
initial_queue_size = 16
initial_string_size = 16
)
// Check if the character at the specified position is an alphabetical
// character, a digit, '_', or '-'.
func is_alpha(b []byte, i int) bool {
return b[i] >= '0' && b[i] <= '9' || b[i] >= 'A' && b[i] <= 'Z' || b[i] >= 'a' && b[i] <= 'z' || b[i] == '_' || b[i] == '-'
}
// Check if the character at the specified position is a digit.
func is_digit(b []byte, i int) bool {
return b[i] >= '0' && b[i] <= '9'
}
// Get the value of a digit.
func as_digit(b []byte, i int) int {
return int(b[i]) - '0'
}
// Check if the character at the specified position is a hex-digit.
func is_hex(b []byte, i int) bool {
return b[i] >= '0' && b[i] <= '9' || b[i] >= 'A' && b[i] <= 'F' || b[i] >= 'a' && b[i] <= 'f'
}
// Get the value of a hex-digit.
func as_hex(b []byte, i int) int {
bi := b[i]
if bi >= 'A' && bi <= 'F' {
return int(bi) - 'A' + 10
}
if bi >= 'a' && bi <= 'f' {
return int(bi) - 'a' + 10
}
return int(bi) - '0'
}
// Check if the character is ASCII.
func is_ascii(b []byte, i int) bool {
return b[i] <= 0x7F
}
// Check if the character at the start of the buffer can be printed unescaped.
func is_printable(b []byte, i int) bool {
return ((b[i] == 0x0A) || // . == #x0A
(b[i] >= 0x20 && b[i] <= 0x7E) || // #x20 <= . <= #x7E
(b[i] == 0xC2 && b[i+1] >= 0xA0) || // #0xA0 <= . <= #xD7FF
(b[i] > 0xC2 && b[i] < 0xED) ||
(b[i] == 0xED && b[i+1] < 0xA0) ||
(b[i] == 0xEE) ||
(b[i] == 0xEF && // #xE000 <= . <= #xFFFD
!(b[i+1] == 0xBB && b[i+2] == 0xBF) && // && . != #xFEFF
!(b[i+1] == 0xBF && (b[i+2] == 0xBE || b[i+2] == 0xBF))))
}
// Check if the character at the specified position is NUL.
func is_z(b []byte, i int) bool {
return b[i] == 0x00
}
// Check if the beginning of the buffer is a BOM.
func is_bom(b []byte, i int) bool {
return b[0] == 0xEF && b[1] == 0xBB && b[2] == 0xBF
}
// Check if the character at the specified position is space.
func is_space(b []byte, i int) bool {
return b[i] == ' '
}
// Check if the character at the specified position is tab.
func is_tab(b []byte, i int) bool {
return b[i] == '\t'
}
// Check if the character at the specified position is blank (space or tab).
func is_blank(b []byte, i int) bool {
//return is_space(b, i) || is_tab(b, i)
return b[i] == ' ' || b[i] == '\t'
}
// Check if the character at the specified position is a line break.
func is_break(b []byte, i int) bool {
return (b[i] == '\r' || // CR (#xD)
b[i] == '\n' || // LF (#xA)
b[i] == 0xC2 && b[i+1] == 0x85 || // NEL (#x85)
b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA8 || // LS (#x2028)
b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA9) // PS (#x2029)
}
func is_crlf(b []byte, i int) bool {
return b[i] == '\r' && b[i+1] == '\n'
}
// Check if the character is a line break or NUL.
func is_breakz(b []byte, i int) bool {
//return is_break(b, i) || is_z(b, i)
return (
// is_break:
b[i] == '\r' || // CR (#xD)
b[i] == '\n' || // LF (#xA)
b[i] == 0xC2 && b[i+1] == 0x85 || // NEL (#x85)
b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA8 || // LS (#x2028)
b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA9 || // PS (#x2029)
// is_z:
b[i] == 0)
}
// Check if the character is a line break, space, or NUL.
func is_spacez(b []byte, i int) bool {
//return is_space(b, i) || is_breakz(b, i)
return (
// is_space:
b[i] == ' ' ||
// is_breakz:
b[i] == '\r' || // CR (#xD)
b[i] == '\n' || // LF (#xA)
b[i] == 0xC2 && b[i+1] == 0x85 || // NEL (#x85)
b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA8 || // LS (#x2028)
b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA9 || // PS (#x2029)
b[i] == 0)
}
// Check if the character is a line break, space, tab, or NUL.
func is_blankz(b []byte, i int) bool {
//return is_blank(b, i) || is_breakz(b, i)
return (
// is_blank:
b[i] == ' ' || b[i] == '\t' ||
// is_breakz:
b[i] == '\r' || // CR (#xD)
b[i] == '\n' || // LF (#xA)
b[i] == 0xC2 && b[i+1] == 0x85 || // NEL (#x85)
b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA8 || // LS (#x2028)
b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA9 || // PS (#x2029)
b[i] == 0)
}
// Determine the width of the character.
func width(b byte) int {
// Don't replace these by a switch without first
// confirming that it is being inlined.
if b&0x80 == 0x00 {
return 1
}
if b&0xE0 == 0xC0 {
return 2
}
if b&0xF0 == 0xE0 {
return 3
}
if b&0xF8 == 0xF0 {
return 4
}
return 0
}

9
vendor/modules.txt vendored
View File

@ -26,17 +26,17 @@ github.com/golang/protobuf/ptypes/timestamp
## explicit
github.com/google/gofuzz
github.com/google/gofuzz/bytesource
# github.com/googleapis/gnostic v0.5.3
## explicit
# github.com/googleapis/gnostic v0.4.1 => github.com/googleapis/gnostic v0.4.0
github.com/googleapis/gnostic/compiler
github.com/googleapis/gnostic/extensions
github.com/googleapis/gnostic/jsonschema
github.com/googleapis/gnostic/openapiv2
# github.com/imdario/mergo v0.3.11
## explicit
github.com/imdario/mergo
# github.com/json-iterator/go v1.1.10
github.com/json-iterator/go
# github.com/kr/pretty v0.2.0
## explicit
# github.com/matttproud/golang_protobuf_extensions v1.0.1
github.com/matttproud/golang_protobuf_extensions/pbutil
# github.com/miekg/dns v1.1.35
@ -152,8 +152,6 @@ gopkg.in/inf.v0
# gopkg.in/yaml.v2 v2.4.0
## explicit
gopkg.in/yaml.v2
# gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776
gopkg.in/yaml.v3
# k8s.io/api v0.19.6
## explicit
k8s.io/api/admissionregistration/v1
@ -313,3 +311,4 @@ sigs.k8s.io/structured-merge-diff/v4/value
# sigs.k8s.io/yaml v1.2.0
sigs.k8s.io/yaml
# k8s.io/client-go => k8s.io/client-go v0.19.6
# github.com/googleapis/gnostic => github.com/googleapis/gnostic v0.4.0