Correctly handle while-let-chains

2023-11-10 12:13:53 -08:00
parent 9455259450
commit a49368f00b
4 changed files with 51 additions and 4 deletions
--- a/compiler/rustc_parse/src/parser/mod.rs
+++ b/compiler/rustc_parse/src/parser/mod.rs
@@ -1115,7 +1115,7 @@ impl<'a> Parser<'a> {
    }

    /// Returns whether any of the given keywords are `dist` tokens ahead of the current one.
-    fn is_keyword_ahead(&self, dist: usize, kws: &[Symbol]) -> bool {
+    pub fn is_keyword_ahead(&self, dist: usize, kws: &[Symbol]) -> bool {
        self.look_ahead(dist, |t| kws.iter().any(|&kw| t.is_keyword(kw)))
    }