mirror of
https://github.com/rust-lang/rust.git
synced 2026-05-29 20:46:07 +03:00
Nilstrieb
11a367a7c0
This reverts commit 3266460749.
It was discovered that they are not implemented correctly, which
does not make them ready for stabilization.
The rustc_ast crate contains those things concerned purely with syntax
– that is, the AST ("abstract syntax tree"), along with some definitions for tokens and token streams, data structures/traits for mutating ASTs, and shared definitions for other AST-related parts of the compiler (like the lexer and macro-expansion).
For more information about how these things work in rustc, see the rustc dev guide: