c9e134e1b6
Rollup of 8 pull requests Successful merges: - #99340 (Fix ICE in Definitions::create_def) - #99629 (Improve `cannot move out of` error message) - #99864 (bootstrap: don't emit warn about duplicated deps with same/different features if some of sets actually empty) - #99911 (Remove some uses of `guess_head_span`) - #99976 (Make Rustdoc exit with correct error code when scraping examples from invalid files) - #100003 (Improve size assertions.) - #100012 (Avoid `Ty` to `String` conversions) - #100020 (better error when python is not found in x - issue #99648) Failed merges: - #99994 (Replace `guess_head_span` with `opt_span`) r? `@ghost` `@rustbot` modify labels: rollup |
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| Cargo.toml | ||
| README.md | ||
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: