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Differentiate internal signature from external signature w.r.t. help (#5667)

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* Differentiate internal signature from external signature w.r.t. help

* Add in the --help flag to default externs in default config

* Remove unusued build_extern

Co-authored-by: mjclements <clements.michael.james@gmail.com>
This commit is contained in:
Clements
2022-05-29 09:14:15 -04:00
committed by GitHub
parent 23a73cd31f
commit 46eb34b35d
5 changed files with 42 additions and 23 deletions
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36
crates/nu-protocol/src/signature.rs
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@ -124,6 +124,23 @@ impl Eq for Signature {}
impl Signature {
pub fn new(name: impl Into<String>) -> Signature {
Signature {
name: name.into(),
usage: String::new(),
extra_usage: String::new(),
search_terms: vec![],
required_positional: vec![],
optional_positional: vec![],
rest_positional: None,
named: vec![],
is_filter: false,
creates_scope: false,
category: Category::Default,
}
}
// Add a default help option to a signature
pub fn add_help(mut self) -> Signature {
// default help flag
let flag = Flag {
long: "help".into(),
@ -134,24 +151,13 @@ impl Signature {
var_id: None,
default_value: None,
};
Signature {
name: name.into(),
usage: String::new(),
extra_usage: String::new(),
search_terms: vec![],
required_positional: vec![],
optional_positional: vec![],
rest_positional: None,
named: vec![flag],
is_filter: false,
creates_scope: false,
category: Category::Default,
}
self.named.push(flag);
self
}
// Build an internal signature with default help option
pub fn build(name: impl Into<String>) -> Signature {
Signature::new(name.into())
Signature::new(name.into()).add_help()
}
/// Add a description to the signature