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Rollup merge of #128341 - Alexendoo:parse-version-pub, r=compiler-errors 

Make `rustc_attr::parse_version` pub

I'd like to use it in Clippy but I'll make those changes in the Clippy repo after the sync so it doesn't cause a conflict with https://github.com/rust-lang/rust-clippy/pull/13168
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Matthias Krüger 2024-07-29 17:46:44 +02:00 committed by GitHub
parent 5de94b67d4 eb0e71620d
commit 83734f2802
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compiler/rustc_attr/src/builtin.rs
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@ -578,7 +578,7 @@ fn gate_cfg(gated_cfg: &GatedCfg, cfg_span: Span, sess: &Session, features: &Fea
/// Parse a rustc version number written inside string literal in an attribute,
/// like appears in `since = "1.0.0"`. Suffixes like "-dev" and "-nightly" are
/// not accepted in this position, unlike when parsing CFG_RELEASE.
fn parse_version(s: Symbol) -> Option<RustcVersion> {
pub fn parse_version(s: Symbol) -> Option<RustcVersion> {
let mut components = s.as_str().split('-');
let d = components.next()?;
if components.next().is_some() {