remove unnecessary to_string and String::new

2022-06-13 15:48:40 +09:00
parent c570ab5a0b
commit 77d6176e69
88 changed files with 292 additions and 340 deletions
--- a/compiler/rustc_parse/src/lexer/unicode_chars.rs
+++ b/compiler/rustc_parse/src/lexer/unicode_chars.rs
@@ -369,7 +369,7 @@ pub(super) fn check_for_substitution<'a>(
            "Unicode character '{}' ({}) looks like '{}' ({}), but it is not",
            ch, u_name, ascii_char, ascii_name
        );
-        err.span_suggestion(span, &msg, ascii_char.to_string(), Applicability::MaybeIncorrect);
+        err.span_suggestion(span, &msg, ascii_char, Applicability::MaybeIncorrect);
    }
    token.clone()
 }