Use restricted Damerau-Levenshtein algorithm

2023-02-18 00:13:50 +00:00
parent 231bcd131d
commit ff052eec80
3 changed files with 75 additions and 24 deletions
--- a/compiler/rustc_span/src/lib.rs
+++ b/compiler/rustc_span/src/lib.rs
@@ -19,6 +19,7 @@
 #![feature(negative_impls)]
 #![feature(min_specialization)]
 #![feature(rustc_attrs)]
+#![feature(let_chains)]
 #![deny(rustc::untranslatable_diagnostic)]
 #![deny(rustc::diagnostic_outside_of_impl)]