diff options
| -rw-r--r-- | compiler/rustc_ast/src/token.rs | 12 | ||||
| -rw-r--r-- | compiler/rustc_parse/src/parser/expr.rs | 4 |
2 files changed, 8 insertions, 8 deletions
diff --git a/compiler/rustc_ast/src/token.rs b/compiler/rustc_ast/src/token.rs index 5b6e65c804f..100f664a89f 100644 --- a/compiler/rustc_ast/src/token.rs +++ b/compiler/rustc_ast/src/token.rs @@ -527,13 +527,13 @@ impl TokenKind { /// Returns tokens that are likely to be typed accidentally instead of the current token. /// Enables better error recovery when the wrong token is found. - pub fn similar_tokens(&self) -> Vec<TokenKind> { + pub fn similar_tokens(&self) -> &[TokenKind] { match self { - Comma => vec![Dot, Lt, Semi], - Semi => vec![Colon, Comma], - Colon => vec![Semi], - FatArrow => vec![Eq, RArrow, Ge, Gt], - _ => vec![], + Comma => &[Dot, Lt, Semi], + Semi => &[Colon, Comma], + Colon => &[Semi], + FatArrow => &[Eq, RArrow, Ge, Gt], + _ => &[], } } diff --git a/compiler/rustc_parse/src/parser/expr.rs b/compiler/rustc_parse/src/parser/expr.rs index cf87c8c9495..0affca1f825 100644 --- a/compiler/rustc_parse/src/parser/expr.rs +++ b/compiler/rustc_parse/src/parser/expr.rs @@ -3114,8 +3114,8 @@ impl<'a> Parser<'a> { let span_before_body = this.prev_token.span; let arm_body; let is_fat_arrow = this.check(exp!(FatArrow)); - let is_almost_fat_arrow = TokenKind::FatArrow - .similar_tokens().contains(&this.token.kind); + let is_almost_fat_arrow = + TokenKind::FatArrow.similar_tokens().contains(&this.token.kind); // this avoids the compiler saying that a `,` or `}` was expected even though // the pattern isn't a never pattern (and thus an arm body is required) |