Reduce limit on macro_rules! diagnostic

jhpratt · jhpratt · commit 20282c1b20bb · 2023-02-19T04:17:58.000Z
diff --git a/compiler/rustc_parse/src/parser/item.rs b/compiler/rustc_parse/src/parser/item.rs
@@ -459,7 +459,7 @@ impl<'a> Parser<'a> {
                 // Maybe the user misspelled `macro_rules` (issue #91227)
                 if self.token.is_ident()
                     && path.segments.len() == 1
-                    && edit_distance("macro_rules", &path.segments[0].ident.to_string(), 3)
+                    && edit_distance("macro_rules", &path.segments[0].ident.to_string(), 2)
                         .is_some()
                 {
                     err.span_suggestion(

Original file line number	Diff line number	Diff line change
`@@ -459,7 +459,7 @@ impl<'a> Parser<'a> {`
`459`	`459`	// Maybe the user misspelled `macro_rules` (issue #91227)
`460`	`460`	`if self.token.is_ident()`
`461`	`461`	`&& path.segments.len() == 1`
`462`		`- && edit_distance("macro_rules", &path.segments[0].ident.to_string(), 3)`
	`462`	`+ && edit_distance("macro_rules", &path.segments[0].ident.to_string(), 2)`
`463`	`463`	`.is_some()`
`464`	`464`	`{`
`465`	`465`	`err.span_suggestion(`