rustc-ap-rustc_ast 654.0.0

Automatically published version of the package `rustc_ast` in the rust-lang/rust repository from commit 513a6473d69b3af34e6cdaa4efb288fe5283c3e9 The publishing script for this crate lives at: https://github.com/alexcrichton/rustc-auto-publish
Documentation

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: