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Doccomment import patterns

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This commit is contained in:
sholderbach 2024-05-20 00:36:14 +02:00
parent a53d38eef0
commit 4d2b6b98b5
1 changed files with 6 additions and 0 deletions
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6
crates/nu-protocol/src/ast/import_pattern.rs
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@ -3,10 +3,14 @@ use serde::{Deserialize, Serialize};
use crate::{ModuleId, Span, VarId}; use crate::{ModuleId, Span, VarId};
use std::collections::HashSet; use std::collections::HashSet;
/// possible patterns after the first module level in an [`ImportPattern`].
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)] #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub enum ImportPatternMember { pub enum ImportPatternMember {
/// Wildcard import of items
Glob { span: Span }, Glob { span: Span },
/// single specific module or item
Name { name: Vec<u8>, span: Span }, Name { name: Vec<u8>, span: Span },
/// list of items
List { names: Vec<(Vec<u8>, Span)> }, List { names: Vec<(Vec<u8>, Span)> },
} }
@ -31,6 +35,7 @@ impl ImportPatternMember {
} }
} }
/// The first item of a `use` statement needs to specify an explicit module
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)] #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub struct ImportPatternHead { pub struct ImportPatternHead {
pub name: Vec<u8>, pub name: Vec<u8>,
@ -38,6 +43,7 @@ pub struct ImportPatternHead {
pub span: Span, pub span: Span,
} }
/// The pattern specifying modules in a `use` statement
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)] #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub struct ImportPattern { pub struct ImportPattern {
pub head: ImportPatternHead, pub head: ImportPatternHead,