RGBCube/cstree
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implement Hash and Eq for ResolvedNode and ResolvedToken. (#63)

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These simply forward to the impls for SyntaxNode and SyntaxToken respectivly.
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Alona Enraght-Moony 2024-08-21 16:47:47 +01:00 • committed by GitHub
parent 1babdb03ee
commit 1080120348
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4
CHANGELOG.md
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@ -1,5 +1,9 @@
# Changelog
## Unreleased
* Implement `Hash` and `Eq` for `ResolvedNode` and `ResolvedToken`
## `v0.12.0`
* Documentation has been improved in most areas, together with a switch to a more principled module structure that allows explicitly documenting submodules.

25
cstree/src/syntax/resolved.rs
View file

@ -5,6 +5,7 @@
use std::{
fmt,
hash::Hash,
ops::{Deref, DerefMut},
sync::Arc as StdArc,
};
@ -65,6 +66,18 @@ impl<S: Syntax, D> DerefMut for ResolvedNode<S, D> {
}
}
impl<S: Syntax, D> PartialEq for ResolvedNode<S, D> {
fn eq(&self, other: &Self) -> bool {
self.syntax == other.syntax
}
}
impl<S: Syntax, D> Eq for ResolvedNode<S, D> {}
impl<S: Syntax, D> Hash for ResolvedNode<S, D> {
fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
self.syntax.hash(state);
}
}
/// Syntax tree token that is guaranteed to belong to a tree that contains an associated
/// [`Resolver`](lasso::Resolver).
/// # See also
@ -109,6 +122,18 @@ impl<S: Syntax, D> DerefMut for ResolvedToken<S, D> {
}
}
impl<S: Syntax, D> PartialEq for ResolvedToken<S, D> {
fn eq(&self, other: &Self) -> bool {
self.syntax == other.syntax
}
}
impl<S: Syntax, D> Eq for ResolvedToken<S, D> {}
impl<S: Syntax, D> Hash for ResolvedToken<S, D> {
fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
self.syntax.hash(state);
}
}
/// An element of the tree that is guaranteed to belong to a tree that contains an associated
/// [`Resolver`](lasso::Resolver), can be either a node or a token.
///