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rust/compiler/rustc_ast
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Aaron Hill f9f238e6b8
Remove special case for ExprKind::Paren in MutVisitor 
The special case breaks several useful invariants (`ExpnId`s are
globally unique, and never change). This special case
was added back in 2016 in https://github.com/rust-lang/rust/pull/34355
2021-07-19 17:23:10 -05:00
..
src Remove special case for ExprKind::Paren in MutVisitor 2021-07-19 17:23:10 -05:00
Cargo.toml bumped smallvec deps 2021-02-14 18:03:11 +03:00
README.md mv compiler to compiler/ 2020-08-30 18:45:07 +03:00

README.md

The rustc_ast crate contains those things concerned purely with syntax – that is, the AST ("abstract syntax tree"), parser, pretty-printer, lexer, macro expander, and utilities for traversing ASTs.

For more information about how these things work in rustc, see the rustc dev guide: