Add PatKind::Err

2024-01-17 03:14:16 +01:00
parent 6ed31aba1a
commit 7889e99b55
23 changed files with 66 additions and 24 deletions
--- a/compiler/rustc_ast/src/ast.rs
+++ b/compiler/rustc_ast/src/ast.rs
@@ -625,7 +625,8 @@ impl Pat {
            | PatKind::Range(..)
            | PatKind::Ident(..)
            | PatKind::Path(..)
-            | PatKind::MacCall(_) => {}
+            | PatKind::MacCall(_)
+            | PatKind::Err(_) => {}
        }
    }

@@ -809,6 +810,9 @@ pub enum PatKind {

    /// A macro pattern; pre-expansion.
    MacCall(P<MacCall>),
+
+    /// Placeholder for a pattern that wasn't syntactically well formed in some way.
+    Err(ErrorGuaranteed),
 }

 /// Whether the `..` is present in a struct fields pattern.