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Improve keyword comments a little.

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This commit is contained in:
Nicholas Nethercote 2025-03-12 16:18:20 +11:00
parent 9dd5340d3c
commit a28d5092e9
1 changed files with 4 additions and 5 deletions
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9
compiler/rustc_span/src/symbol.rs
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@ -26,9 +26,10 @@ symbols! {
// documents (such as the Rust Reference) about whether it is a keyword
// (e.g. `_`).
//
// If you modify this list, adjust any relevant `Symbol::{is,can_be}_*` predicates and
// `used_keywords`.
// But this should rarely be necessary if the keywords are kept in alphabetic order.
// If you modify this list, adjust any relevant `Symbol::{is,can_be}_*`
// predicates and `used_keywords`. (This should rarely be necessary if
// the keywords are kept in alphabetic order.) Also consider adding new
// keywords to the `ui/parser/raw/raw-idents.rs` test.
Keywords {
// Special reserved identifiers used internally for elided lifetimes,
// unnamed method parameters, crate root module, error recovery etc.
@ -113,8 +114,6 @@ symbols! {
Gen: "gen", // >= 2024 Edition only
Try: "try", // >= 2018 Edition only
// NOTE: When adding new keywords, consider adding them to the ui/parser/raw/raw-idents.rs test.
// "Lifetime keywords": regular keywords with a leading `'`.
// Matching predicates: none
UnderscoreLifetime: "'_",