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Default values (#4770)

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This commit is contained in:
JT
2022-03-07 15:08:56 -05:00
committed by GitHub
parent a3df2e5631
commit 1837bf775c
17 changed files with 289 additions and 19 deletions
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16
crates/nu-protocol/src/signature.rs
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@ -2,6 +2,7 @@ use serde::Deserialize;
use serde::Serialize;
use crate::ast::Call;
use crate::ast::Expression;
use crate::engine::Command;
use crate::engine::EngineState;
use crate::engine::Stack;
@ -10,24 +11,28 @@ use crate::PipelineData;
use crate::SyntaxShape;
use crate::VarId;
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
pub struct Flag {
pub long: String,
pub short: Option<char>,
pub arg: Option<SyntaxShape>,
pub required: bool,
pub desc: String,
// For custom commands
pub var_id: Option<VarId>,
pub default_value: Option<Expression>,
}
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
pub struct PositionalArg {
pub name: String,
pub desc: String,
pub shape: SyntaxShape,
// For custom commands
pub var_id: Option<VarId>,
pub default_value: Option<Expression>,
}
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
@ -123,6 +128,7 @@ impl Signature {
desc: "Display this help message".into(),
required: false,
var_id: None,
default_value: None,
};
Signature {
@ -160,6 +166,7 @@ impl Signature {
desc: desc.into(),
shape: shape.into(),
var_id: None,
default_value: None,
});
self
@ -177,6 +184,7 @@ impl Signature {
desc: desc.into(),
shape: shape.into(),
var_id: None,
default_value: None,
});
self
@ -193,6 +201,7 @@ impl Signature {
desc: desc.into(),
shape: shape.into(),
var_id: None,
default_value: None,
});
self
@ -215,6 +224,7 @@ impl Signature {
required: false,
desc: desc.into(),
var_id: None,
default_value: None,
});
self
@ -237,6 +247,7 @@ impl Signature {
required: true,
desc: desc.into(),
var_id: None,
default_value: None,
});
self
@ -258,6 +269,7 @@ impl Signature {
required: false,
desc: desc.into(),
var_id: None,
default_value: None,
});
self