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Switch token trees to use Symbols

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This commit is contained in:
Lukas Wirth 2024-07-16 09:59:39 +02:00
parent 0c95aaa08e
commit 93024ad411
51 changed files with 593 additions and 399 deletions
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6
crates/mbe/src/expander.rs
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@ -5,9 +5,9 @@
mod matcher;
mod transcriber;
use intern::Symbol;
use rustc_hash::FxHashMap;
use span::{Edition, Span};
use syntax::SmolStr;
use crate::{parser::MetaVarKind, ExpandError, ExpandResult, MatchedArmIndex};
@ -110,12 +110,12 @@ pub(crate) fn expand_rules(
/// the `Bindings` we should take. We push to the stack when we enter a
/// repetition.
///
/// In other words, `Bindings` is a *multi* mapping from `SmolStr` to
/// In other words, `Bindings` is a *multi* mapping from `Symbol` to
/// `tt::TokenTree`, where the index to select a particular `TokenTree` among
/// many is not a plain `usize`, but a `&[usize]`.
#[derive(Debug, Default, Clone, PartialEq, Eq)]
struct Bindings {
inner: FxHashMap<SmolStr, Binding>,
inner: FxHashMap<Symbol, Binding>,
}
#[derive(Debug, Clone, PartialEq, Eq)]