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Declare input and output types of commands (#6796)

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* Add failing test that list of ints and floats is List<Number>

* Start defining subtype relation

* Make it possible to declare input and output types for commands

- Enforce them in tests

* Declare input and output types of commands

* Add formatted signatures to `help commands` table

* Revert SyntaxShape::Table -> Type::Table change

* Revert unnecessary derive(Hash) on SyntaxShape

Co-authored-by: JT <547158+jntrnr@users.noreply.github.com>
This commit is contained in:
Dan Davison
2022-11-09 16:55:05 -05:00
committed by GitHub
parent f878276de7
commit df94052180
238 changed files with 2315 additions and 756 deletions
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3
crates/nu-command/src/strings/encode_decode/decode.rs
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@ -3,7 +3,7 @@ use nu_protocol::ast::Call;
use nu_protocol::engine::{Command, EngineState, Stack};
use nu_protocol::{
Category, Example, IntoPipelineData, PipelineData, ShellError, Signature, Span, Spanned,
SyntaxShape, Value,
SyntaxShape, Type, Value,
};
#[derive(Clone)]
@ -24,6 +24,7 @@ impl Command for Decode {
fn signature(&self) -> nu_protocol::Signature {
Signature::build("decode")
.input_output_types(vec![(Type::Binary, Type::String)])
.required("encoding", SyntaxShape::String, "the text encoding to use")
.category(Category::Strings)
}

7
crates/nu-command/src/strings/encode_decode/decode_base64.rs
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@ -2,7 +2,7 @@ use super::base64::{operate, ActionType, CHARACTER_SET_DESC};
use nu_protocol::ast::Call;
use nu_protocol::engine::{Command, EngineState, Stack};
use nu_protocol::{
Category, Example, PipelineData, ShellError, Signature, Span, SyntaxShape, Value,
Category, Example, PipelineData, ShellError, Signature, Span, SyntaxShape, Type, Value,
};
#[derive(Clone)]
@ -15,6 +15,11 @@ impl Command for DecodeBase64 {
fn signature(&self) -> Signature {
Signature::build("decode base64")
.input_output_types(vec![
(Type::String, Type::String),
(Type::String, Type::Binary),
])
.vectorizes_over_list(true)
.named(
"character-set",
SyntaxShape::String,

3
crates/nu-command/src/strings/encode_decode/encode.rs
View File

@ -3,7 +3,7 @@ use nu_protocol::ast::Call;
use nu_protocol::engine::{Command, EngineState, Stack};
use nu_protocol::{
Category, Example, IntoPipelineData, PipelineData, ShellError, Signature, Span, Spanned,
SyntaxShape, Value,
SyntaxShape, Type, Value,
};
#[derive(Clone)]
@ -24,6 +24,7 @@ impl Command for Encode {
fn signature(&self) -> nu_protocol::Signature {
Signature::build("encode")
.input_output_types(vec![(Type::String, Type::Binary)])
.required("encoding", SyntaxShape::String, "the text encoding to use")
.category(Category::Strings)
}

2
crates/nu-command/src/strings/encode_decode/encode_base64.rs
View File

@ -15,6 +15,8 @@ impl Command for EncodeBase64 {
fn signature(&self) -> Signature {
Signature::build("encode base64")
.input_output_types(vec![(Type::String, Type::String)])
.vectorizes_over_list(true)
.named(
"character-set",
SyntaxShape::String,