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add guard pattern AST node

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Max Niederman 2024-08-22 16:49:45 -07:00 • committed by Nadrieril
parent 35bbc45f16
commit 9b8bfed73b
7 changed files with 26 additions and 4 deletions
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2
compiler/rustc_lint/src/unused.rs
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@ -1235,7 +1235,7 @@ impl EarlyLintPass for UnusedParens {
self.check_unused_parens_pat(cx, &f.pat, false, false, keep_space);
},
// Avoid linting on `i @ (p0 | .. | pn)` and `box (p0 | .. | pn)`, #64106.
Ident(.., Some(p)) | Box(p) | Deref(p) => self.check_unused_parens_pat(cx, p, true, false, keep_space),
Ident(.., Some(p)) | Box(p) | Deref(p) | Guard(p, _) => self.check_unused_parens_pat(cx, p, true, false, keep_space),
// Avoid linting on `&(mut x)` as `&mut x` has a different meaning, #55342.
// Also avoid linting on `& mut? (p0 | .. | pn)`, #64106.
Ref(p, m) => self.check_unused_parens_pat(cx, p, true, *m == Mutability::Not, keep_space),