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rust/compiler/rustc_ast
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Yuki Okushi 695f878332
Rollup merge of #80784 - petrochenkov:nontspan, r=Aaron1011 
rustc_parse: Better spans for synthesized token streams

I think using the nonterminal span for synthesizing its tokens is a better approximation than using `DUMMY_SP` or the attribute span like #79472 did in `expand.rs`.

r? `@Aaron1011`
2021-01-08 02:06:20 +09:00
..
src Rollup merge of #80784 - petrochenkov:nontspan, r=Aaron1011 2021-01-08 02:06:20 +09:00
Cargo.toml mv compiler to compiler/ 2020-08-30 18:45:07 +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: