gotosocial/vendor/github.com/go-openapi/validate/validator.go
tobi fd8a724e77
[chore] Bump go swagger ()
* bump go swagger version

* bump swagger version
2024-04-26 11:31:10 +02:00

1052 lines
24 KiB
Go

// Copyright 2015 go-swagger maintainers
//
// 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 validate
import (
"fmt"
"reflect"
"github.com/go-openapi/errors"
"github.com/go-openapi/spec"
"github.com/go-openapi/strfmt"
)
// An EntityValidator is an interface for things that can validate entities
type EntityValidator interface {
Validate(interface{}) *Result
}
type valueValidator interface {
SetPath(path string)
Applies(interface{}, reflect.Kind) bool
Validate(interface{}) *Result
}
type itemsValidator struct {
items *spec.Items
root interface{}
path string
in string
validators [6]valueValidator
KnownFormats strfmt.Registry
Options *SchemaValidatorOptions
}
func newItemsValidator(path, in string, items *spec.Items, root interface{}, formats strfmt.Registry, opts *SchemaValidatorOptions) *itemsValidator {
if opts == nil {
opts = new(SchemaValidatorOptions)
}
var iv *itemsValidator
if opts.recycleValidators {
iv = pools.poolOfItemsValidators.BorrowValidator()
} else {
iv = new(itemsValidator)
}
iv.path = path
iv.in = in
iv.items = items
iv.root = root
iv.KnownFormats = formats
iv.Options = opts
iv.validators = [6]valueValidator{
iv.typeValidator(),
iv.stringValidator(),
iv.formatValidator(),
iv.numberValidator(),
iv.sliceValidator(),
iv.commonValidator(),
}
return iv
}
func (i *itemsValidator) Validate(index int, data interface{}) *Result {
if i.Options.recycleValidators {
defer func() {
i.redeemChildren()
i.redeem()
}()
}
tpe := reflect.TypeOf(data)
kind := tpe.Kind()
var result *Result
if i.Options.recycleResult {
result = pools.poolOfResults.BorrowResult()
} else {
result = new(Result)
}
path := fmt.Sprintf("%s.%d", i.path, index)
for idx, validator := range i.validators {
if !validator.Applies(i.root, kind) {
if i.Options.recycleValidators {
// Validate won't be called, so relinquish this validator
if redeemableChildren, ok := validator.(interface{ redeemChildren() }); ok {
redeemableChildren.redeemChildren()
}
if redeemable, ok := validator.(interface{ redeem() }); ok {
redeemable.redeem()
}
i.validators[idx] = nil // prevents further (unsafe) usage
}
continue
}
validator.SetPath(path)
err := validator.Validate(data)
if i.Options.recycleValidators {
i.validators[idx] = nil // prevents further (unsafe) usage
}
if err != nil {
result.Inc()
if err.HasErrors() {
result.Merge(err)
break
}
result.Merge(err)
}
}
return result
}
func (i *itemsValidator) typeValidator() valueValidator {
return newTypeValidator(
i.path,
i.in,
spec.StringOrArray([]string{i.items.Type}),
i.items.Nullable,
i.items.Format,
i.Options,
)
}
func (i *itemsValidator) commonValidator() valueValidator {
return newBasicCommonValidator(
"",
i.in,
i.items.Default,
i.items.Enum,
i.Options,
)
}
func (i *itemsValidator) sliceValidator() valueValidator {
return newBasicSliceValidator(
"",
i.in,
i.items.Default,
i.items.MaxItems,
i.items.MinItems,
i.items.UniqueItems,
i.items.Items,
i.root,
i.KnownFormats,
i.Options,
)
}
func (i *itemsValidator) numberValidator() valueValidator {
return newNumberValidator(
"",
i.in,
i.items.Default,
i.items.MultipleOf,
i.items.Maximum,
i.items.ExclusiveMaximum,
i.items.Minimum,
i.items.ExclusiveMinimum,
i.items.Type,
i.items.Format,
i.Options,
)
}
func (i *itemsValidator) stringValidator() valueValidator {
return newStringValidator(
"",
i.in,
i.items.Default,
false, // Required
false, // AllowEmpty
i.items.MaxLength,
i.items.MinLength,
i.items.Pattern,
i.Options,
)
}
func (i *itemsValidator) formatValidator() valueValidator {
return newFormatValidator(
"",
i.in,
i.items.Format,
i.KnownFormats,
i.Options,
)
}
func (i *itemsValidator) redeem() {
pools.poolOfItemsValidators.RedeemValidator(i)
}
func (i *itemsValidator) redeemChildren() {
for idx, validator := range i.validators {
if validator == nil {
continue
}
if redeemableChildren, ok := validator.(interface{ redeemChildren() }); ok {
redeemableChildren.redeemChildren()
}
if redeemable, ok := validator.(interface{ redeem() }); ok {
redeemable.redeem()
}
i.validators[idx] = nil // free up allocated children if not in pool
}
}
type basicCommonValidator struct {
Path string
In string
Default interface{}
Enum []interface{}
Options *SchemaValidatorOptions
}
func newBasicCommonValidator(path, in string, def interface{}, enum []interface{}, opts *SchemaValidatorOptions) *basicCommonValidator {
if opts == nil {
opts = new(SchemaValidatorOptions)
}
var b *basicCommonValidator
if opts.recycleValidators {
b = pools.poolOfBasicCommonValidators.BorrowValidator()
} else {
b = new(basicCommonValidator)
}
b.Path = path
b.In = in
b.Default = def
b.Enum = enum
b.Options = opts
return b
}
func (b *basicCommonValidator) SetPath(path string) {
b.Path = path
}
func (b *basicCommonValidator) Applies(source interface{}, _ reflect.Kind) bool {
switch source.(type) {
case *spec.Parameter, *spec.Schema, *spec.Header:
return true
default:
return false
}
}
func (b *basicCommonValidator) Validate(data interface{}) (res *Result) {
if b.Options.recycleValidators {
defer func() {
b.redeem()
}()
}
if len(b.Enum) == 0 {
return nil
}
for _, enumValue := range b.Enum {
actualType := reflect.TypeOf(enumValue)
if actualType == nil { // Safeguard
continue
}
expectedValue := reflect.ValueOf(data)
if expectedValue.IsValid() &&
expectedValue.Type().ConvertibleTo(actualType) &&
reflect.DeepEqual(expectedValue.Convert(actualType).Interface(), enumValue) {
return nil
}
}
return errorHelp.sErr(errors.EnumFail(b.Path, b.In, data, b.Enum), b.Options.recycleResult)
}
func (b *basicCommonValidator) redeem() {
pools.poolOfBasicCommonValidators.RedeemValidator(b)
}
// A HeaderValidator has very limited subset of validations to apply
type HeaderValidator struct {
name string
header *spec.Header
validators [6]valueValidator
KnownFormats strfmt.Registry
Options *SchemaValidatorOptions
}
// NewHeaderValidator creates a new header validator object
func NewHeaderValidator(name string, header *spec.Header, formats strfmt.Registry, options ...Option) *HeaderValidator {
opts := new(SchemaValidatorOptions)
for _, o := range options {
o(opts)
}
return newHeaderValidator(name, header, formats, opts)
}
func newHeaderValidator(name string, header *spec.Header, formats strfmt.Registry, opts *SchemaValidatorOptions) *HeaderValidator {
if opts == nil {
opts = new(SchemaValidatorOptions)
}
var p *HeaderValidator
if opts.recycleValidators {
p = pools.poolOfHeaderValidators.BorrowValidator()
} else {
p = new(HeaderValidator)
}
p.name = name
p.header = header
p.KnownFormats = formats
p.Options = opts
p.validators = [6]valueValidator{
newTypeValidator(
name,
"header",
spec.StringOrArray([]string{header.Type}),
header.Nullable,
header.Format,
p.Options,
),
p.stringValidator(),
p.formatValidator(),
p.numberValidator(),
p.sliceValidator(),
p.commonValidator(),
}
return p
}
// Validate the value of the header against its schema
func (p *HeaderValidator) Validate(data interface{}) *Result {
if p.Options.recycleValidators {
defer func() {
p.redeemChildren()
p.redeem()
}()
}
if data == nil {
return nil
}
var result *Result
if p.Options.recycleResult {
result = pools.poolOfResults.BorrowResult()
} else {
result = new(Result)
}
tpe := reflect.TypeOf(data)
kind := tpe.Kind()
for idx, validator := range p.validators {
if !validator.Applies(p.header, kind) {
if p.Options.recycleValidators {
// Validate won't be called, so relinquish this validator
if redeemableChildren, ok := validator.(interface{ redeemChildren() }); ok {
redeemableChildren.redeemChildren()
}
if redeemable, ok := validator.(interface{ redeem() }); ok {
redeemable.redeem()
}
p.validators[idx] = nil // prevents further (unsafe) usage
}
continue
}
err := validator.Validate(data)
if p.Options.recycleValidators {
p.validators[idx] = nil // prevents further (unsafe) usage
}
if err != nil {
if err.HasErrors() {
result.Merge(err)
break
}
result.Merge(err)
}
}
return result
}
func (p *HeaderValidator) commonValidator() valueValidator {
return newBasicCommonValidator(
p.name,
"response",
p.header.Default,
p.header.Enum,
p.Options,
)
}
func (p *HeaderValidator) sliceValidator() valueValidator {
return newBasicSliceValidator(
p.name,
"response",
p.header.Default,
p.header.MaxItems,
p.header.MinItems,
p.header.UniqueItems,
p.header.Items,
p.header,
p.KnownFormats,
p.Options,
)
}
func (p *HeaderValidator) numberValidator() valueValidator {
return newNumberValidator(
p.name,
"response",
p.header.Default,
p.header.MultipleOf,
p.header.Maximum,
p.header.ExclusiveMaximum,
p.header.Minimum,
p.header.ExclusiveMinimum,
p.header.Type,
p.header.Format,
p.Options,
)
}
func (p *HeaderValidator) stringValidator() valueValidator {
return newStringValidator(
p.name,
"response",
p.header.Default,
true,
false,
p.header.MaxLength,
p.header.MinLength,
p.header.Pattern,
p.Options,
)
}
func (p *HeaderValidator) formatValidator() valueValidator {
return newFormatValidator(
p.name,
"response",
p.header.Format,
p.KnownFormats,
p.Options,
)
}
func (p *HeaderValidator) redeem() {
pools.poolOfHeaderValidators.RedeemValidator(p)
}
func (p *HeaderValidator) redeemChildren() {
for idx, validator := range p.validators {
if validator == nil {
continue
}
if redeemableChildren, ok := validator.(interface{ redeemChildren() }); ok {
redeemableChildren.redeemChildren()
}
if redeemable, ok := validator.(interface{ redeem() }); ok {
redeemable.redeem()
}
p.validators[idx] = nil // free up allocated children if not in pool
}
}
// A ParamValidator has very limited subset of validations to apply
type ParamValidator struct {
param *spec.Parameter
validators [6]valueValidator
KnownFormats strfmt.Registry
Options *SchemaValidatorOptions
}
// NewParamValidator creates a new param validator object
func NewParamValidator(param *spec.Parameter, formats strfmt.Registry, options ...Option) *ParamValidator {
opts := new(SchemaValidatorOptions)
for _, o := range options {
o(opts)
}
return newParamValidator(param, formats, opts)
}
func newParamValidator(param *spec.Parameter, formats strfmt.Registry, opts *SchemaValidatorOptions) *ParamValidator {
if opts == nil {
opts = new(SchemaValidatorOptions)
}
var p *ParamValidator
if opts.recycleValidators {
p = pools.poolOfParamValidators.BorrowValidator()
} else {
p = new(ParamValidator)
}
p.param = param
p.KnownFormats = formats
p.Options = opts
p.validators = [6]valueValidator{
newTypeValidator(
param.Name,
param.In,
spec.StringOrArray([]string{param.Type}),
param.Nullable,
param.Format,
p.Options,
),
p.stringValidator(),
p.formatValidator(),
p.numberValidator(),
p.sliceValidator(),
p.commonValidator(),
}
return p
}
// Validate the data against the description of the parameter
func (p *ParamValidator) Validate(data interface{}) *Result {
if data == nil {
return nil
}
var result *Result
if p.Options.recycleResult {
result = pools.poolOfResults.BorrowResult()
} else {
result = new(Result)
}
tpe := reflect.TypeOf(data)
kind := tpe.Kind()
if p.Options.recycleValidators {
defer func() {
p.redeemChildren()
p.redeem()
}()
}
// TODO: validate type
for idx, validator := range p.validators {
if !validator.Applies(p.param, kind) {
if p.Options.recycleValidators {
// Validate won't be called, so relinquish this validator
if redeemableChildren, ok := validator.(interface{ redeemChildren() }); ok {
redeemableChildren.redeemChildren()
}
if redeemable, ok := validator.(interface{ redeem() }); ok {
redeemable.redeem()
}
p.validators[idx] = nil // prevents further (unsafe) usage
}
continue
}
err := validator.Validate(data)
if p.Options.recycleValidators {
p.validators[idx] = nil // prevents further (unsafe) usage
}
if err != nil {
if err.HasErrors() {
result.Merge(err)
break
}
result.Merge(err)
}
}
return result
}
func (p *ParamValidator) commonValidator() valueValidator {
return newBasicCommonValidator(
p.param.Name,
p.param.In,
p.param.Default,
p.param.Enum,
p.Options,
)
}
func (p *ParamValidator) sliceValidator() valueValidator {
return newBasicSliceValidator(
p.param.Name,
p.param.In,
p.param.Default,
p.param.MaxItems,
p.param.MinItems,
p.param.UniqueItems,
p.param.Items,
p.param,
p.KnownFormats,
p.Options,
)
}
func (p *ParamValidator) numberValidator() valueValidator {
return newNumberValidator(
p.param.Name,
p.param.In,
p.param.Default,
p.param.MultipleOf,
p.param.Maximum,
p.param.ExclusiveMaximum,
p.param.Minimum,
p.param.ExclusiveMinimum,
p.param.Type,
p.param.Format,
p.Options,
)
}
func (p *ParamValidator) stringValidator() valueValidator {
return newStringValidator(
p.param.Name,
p.param.In,
p.param.Default,
p.param.Required,
p.param.AllowEmptyValue,
p.param.MaxLength,
p.param.MinLength,
p.param.Pattern,
p.Options,
)
}
func (p *ParamValidator) formatValidator() valueValidator {
return newFormatValidator(
p.param.Name,
p.param.In,
p.param.Format,
p.KnownFormats,
p.Options,
)
}
func (p *ParamValidator) redeem() {
pools.poolOfParamValidators.RedeemValidator(p)
}
func (p *ParamValidator) redeemChildren() {
for idx, validator := range p.validators {
if validator == nil {
continue
}
if redeemableChildren, ok := validator.(interface{ redeemChildren() }); ok {
redeemableChildren.redeemChildren()
}
if redeemable, ok := validator.(interface{ redeem() }); ok {
redeemable.redeem()
}
p.validators[idx] = nil // free up allocated children if not in pool
}
}
type basicSliceValidator struct {
Path string
In string
Default interface{}
MaxItems *int64
MinItems *int64
UniqueItems bool
Items *spec.Items
Source interface{}
KnownFormats strfmt.Registry
Options *SchemaValidatorOptions
}
func newBasicSliceValidator(
path, in string,
def interface{}, maxItems, minItems *int64, uniqueItems bool, items *spec.Items,
source interface{}, formats strfmt.Registry,
opts *SchemaValidatorOptions) *basicSliceValidator {
if opts == nil {
opts = new(SchemaValidatorOptions)
}
var s *basicSliceValidator
if opts.recycleValidators {
s = pools.poolOfBasicSliceValidators.BorrowValidator()
} else {
s = new(basicSliceValidator)
}
s.Path = path
s.In = in
s.Default = def
s.MaxItems = maxItems
s.MinItems = minItems
s.UniqueItems = uniqueItems
s.Items = items
s.Source = source
s.KnownFormats = formats
s.Options = opts
return s
}
func (s *basicSliceValidator) SetPath(path string) {
s.Path = path
}
func (s *basicSliceValidator) Applies(source interface{}, kind reflect.Kind) bool {
switch source.(type) {
case *spec.Parameter, *spec.Items, *spec.Header:
return kind == reflect.Slice
default:
return false
}
}
func (s *basicSliceValidator) Validate(data interface{}) *Result {
if s.Options.recycleValidators {
defer func() {
s.redeem()
}()
}
val := reflect.ValueOf(data)
size := int64(val.Len())
if s.MinItems != nil {
if err := MinItems(s.Path, s.In, size, *s.MinItems); err != nil {
return errorHelp.sErr(err, s.Options.recycleResult)
}
}
if s.MaxItems != nil {
if err := MaxItems(s.Path, s.In, size, *s.MaxItems); err != nil {
return errorHelp.sErr(err, s.Options.recycleResult)
}
}
if s.UniqueItems {
if err := UniqueItems(s.Path, s.In, data); err != nil {
return errorHelp.sErr(err, s.Options.recycleResult)
}
}
if s.Items == nil {
return nil
}
for i := 0; i < int(size); i++ {
itemsValidator := newItemsValidator(s.Path, s.In, s.Items, s.Source, s.KnownFormats, s.Options)
ele := val.Index(i)
if err := itemsValidator.Validate(i, ele.Interface()); err != nil {
if err.HasErrors() {
return err
}
if err.wantsRedeemOnMerge {
pools.poolOfResults.RedeemResult(err)
}
}
}
return nil
}
func (s *basicSliceValidator) redeem() {
pools.poolOfBasicSliceValidators.RedeemValidator(s)
}
type numberValidator struct {
Path string
In string
Default interface{}
MultipleOf *float64
Maximum *float64
ExclusiveMaximum bool
Minimum *float64
ExclusiveMinimum bool
// Allows for more accurate behavior regarding integers
Type string
Format string
Options *SchemaValidatorOptions
}
func newNumberValidator(
path, in string, def interface{},
multipleOf, maximum *float64, exclusiveMaximum bool, minimum *float64, exclusiveMinimum bool,
typ, format string,
opts *SchemaValidatorOptions) *numberValidator {
if opts == nil {
opts = new(SchemaValidatorOptions)
}
var n *numberValidator
if opts.recycleValidators {
n = pools.poolOfNumberValidators.BorrowValidator()
} else {
n = new(numberValidator)
}
n.Path = path
n.In = in
n.Default = def
n.MultipleOf = multipleOf
n.Maximum = maximum
n.ExclusiveMaximum = exclusiveMaximum
n.Minimum = minimum
n.ExclusiveMinimum = exclusiveMinimum
n.Type = typ
n.Format = format
n.Options = opts
return n
}
func (n *numberValidator) SetPath(path string) {
n.Path = path
}
func (n *numberValidator) Applies(source interface{}, kind reflect.Kind) bool {
switch source.(type) {
case *spec.Parameter, *spec.Schema, *spec.Items, *spec.Header:
isInt := kind >= reflect.Int && kind <= reflect.Uint64
isFloat := kind == reflect.Float32 || kind == reflect.Float64
return isInt || isFloat
default:
return false
}
}
// Validate provides a validator for generic JSON numbers,
//
// By default, numbers are internally represented as float64.
// Formats float, or float32 may alter this behavior by mapping to float32.
// A special validation process is followed for integers, with optional "format":
// this is an attempt to provide a validation with native types.
//
// NOTE: since the constraint specified (boundary, multipleOf) is unmarshalled
// as float64, loss of information remains possible (e.g. on very large integers).
//
// Since this value directly comes from the unmarshalling, it is not possible
// at this stage of processing to check further and guarantee the correctness of such values.
//
// Normally, the JSON Number.MAX_SAFE_INTEGER (resp. Number.MIN_SAFE_INTEGER)
// would check we do not get such a loss.
//
// If this is the case, replace AddErrors() by AddWarnings() and IsValid() by !HasWarnings().
//
// TODO: consider replacing boundary check errors by simple warnings.
//
// TODO: default boundaries with MAX_SAFE_INTEGER are not checked (specific to json.Number?)
func (n *numberValidator) Validate(val interface{}) *Result {
if n.Options.recycleValidators {
defer func() {
n.redeem()
}()
}
var res, resMultiple, resMinimum, resMaximum *Result
if n.Options.recycleResult {
res = pools.poolOfResults.BorrowResult()
} else {
res = new(Result)
}
// Used only to attempt to validate constraint on value,
// even though value or constraint specified do not match type and format
data := valueHelp.asFloat64(val)
// Is the provided value within the range of the specified numeric type and format?
res.AddErrors(IsValueValidAgainstRange(val, n.Type, n.Format, "Checked", n.Path))
if n.MultipleOf != nil {
resMultiple = pools.poolOfResults.BorrowResult()
// Is the constraint specifier within the range of the specific numeric type and format?
resMultiple.AddErrors(IsValueValidAgainstRange(*n.MultipleOf, n.Type, n.Format, "MultipleOf", n.Path))
if resMultiple.IsValid() {
// Constraint validated with compatible types
if err := MultipleOfNativeType(n.Path, n.In, val, *n.MultipleOf); err != nil {
resMultiple.Merge(errorHelp.sErr(err, n.Options.recycleResult))
}
} else {
// Constraint nevertheless validated, converted as general number
if err := MultipleOf(n.Path, n.In, data, *n.MultipleOf); err != nil {
resMultiple.Merge(errorHelp.sErr(err, n.Options.recycleResult))
}
}
}
if n.Maximum != nil {
resMaximum = pools.poolOfResults.BorrowResult()
// Is the constraint specifier within the range of the specific numeric type and format?
resMaximum.AddErrors(IsValueValidAgainstRange(*n.Maximum, n.Type, n.Format, "Maximum boundary", n.Path))
if resMaximum.IsValid() {
// Constraint validated with compatible types
if err := MaximumNativeType(n.Path, n.In, val, *n.Maximum, n.ExclusiveMaximum); err != nil {
resMaximum.Merge(errorHelp.sErr(err, n.Options.recycleResult))
}
} else {
// Constraint nevertheless validated, converted as general number
if err := Maximum(n.Path, n.In, data, *n.Maximum, n.ExclusiveMaximum); err != nil {
resMaximum.Merge(errorHelp.sErr(err, n.Options.recycleResult))
}
}
}
if n.Minimum != nil {
resMinimum = pools.poolOfResults.BorrowResult()
// Is the constraint specifier within the range of the specific numeric type and format?
resMinimum.AddErrors(IsValueValidAgainstRange(*n.Minimum, n.Type, n.Format, "Minimum boundary", n.Path))
if resMinimum.IsValid() {
// Constraint validated with compatible types
if err := MinimumNativeType(n.Path, n.In, val, *n.Minimum, n.ExclusiveMinimum); err != nil {
resMinimum.Merge(errorHelp.sErr(err, n.Options.recycleResult))
}
} else {
// Constraint nevertheless validated, converted as general number
if err := Minimum(n.Path, n.In, data, *n.Minimum, n.ExclusiveMinimum); err != nil {
resMinimum.Merge(errorHelp.sErr(err, n.Options.recycleResult))
}
}
}
res.Merge(resMultiple, resMinimum, resMaximum)
res.Inc()
return res
}
func (n *numberValidator) redeem() {
pools.poolOfNumberValidators.RedeemValidator(n)
}
type stringValidator struct {
Path string
In string
Default interface{}
Required bool
AllowEmptyValue bool
MaxLength *int64
MinLength *int64
Pattern string
Options *SchemaValidatorOptions
}
func newStringValidator(
path, in string,
def interface{}, required, allowEmpty bool, maxLength, minLength *int64, pattern string,
opts *SchemaValidatorOptions) *stringValidator {
if opts == nil {
opts = new(SchemaValidatorOptions)
}
var s *stringValidator
if opts.recycleValidators {
s = pools.poolOfStringValidators.BorrowValidator()
} else {
s = new(stringValidator)
}
s.Path = path
s.In = in
s.Default = def
s.Required = required
s.AllowEmptyValue = allowEmpty
s.MaxLength = maxLength
s.MinLength = minLength
s.Pattern = pattern
s.Options = opts
return s
}
func (s *stringValidator) SetPath(path string) {
s.Path = path
}
func (s *stringValidator) Applies(source interface{}, kind reflect.Kind) bool {
switch source.(type) {
case *spec.Parameter, *spec.Schema, *spec.Items, *spec.Header:
return kind == reflect.String
default:
return false
}
}
func (s *stringValidator) Validate(val interface{}) *Result {
if s.Options.recycleValidators {
defer func() {
s.redeem()
}()
}
data, ok := val.(string)
if !ok {
return errorHelp.sErr(errors.InvalidType(s.Path, s.In, stringType, val), s.Options.recycleResult)
}
if s.Required && !s.AllowEmptyValue && (s.Default == nil || s.Default == "") {
if err := RequiredString(s.Path, s.In, data); err != nil {
return errorHelp.sErr(err, s.Options.recycleResult)
}
}
if s.MaxLength != nil {
if err := MaxLength(s.Path, s.In, data, *s.MaxLength); err != nil {
return errorHelp.sErr(err, s.Options.recycleResult)
}
}
if s.MinLength != nil {
if err := MinLength(s.Path, s.In, data, *s.MinLength); err != nil {
return errorHelp.sErr(err, s.Options.recycleResult)
}
}
if s.Pattern != "" {
if err := Pattern(s.Path, s.In, data, s.Pattern); err != nil {
return errorHelp.sErr(err, s.Options.recycleResult)
}
}
return nil
}
func (s *stringValidator) redeem() {
pools.poolOfStringValidators.RedeemValidator(s)
}