introduce common macro for MutVisitor and Visitor to dedup code

2025-05-19 21:11:51 +08:00
parent 7068c8bd81
commit c5bab6e9aa
3 changed files with 73 additions and 49 deletions
--- a/compiler/rustc_ast/src/lib.rs
+++ b/compiler/rustc_ast/src/lib.rs
@@ -15,6 +15,7 @@
 #![feature(associated_type_defaults)]
 #![feature(box_patterns)]
 #![feature(if_let_guard)]
+#![feature(macro_metavar_expr)]
 #![feature(negative_impls)]
 #![feature(never_type)]
 #![feature(rustdoc_internals)]