diff options
Diffstat (limited to 'compiler/rustc_builtin_macros/src/derive.rs')
| -rw-r--r-- | compiler/rustc_builtin_macros/src/derive.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_builtin_macros/src/derive.rs b/compiler/rustc_builtin_macros/src/derive.rs index 31a35b9b7b4..47d7b6c259e 100644 --- a/compiler/rustc_builtin_macros/src/derive.rs +++ b/compiler/rustc_builtin_macros/src/derive.rs @@ -121,7 +121,7 @@ fn report_bad_target(sess: &Session, item: &Annotatable, span: Span) -> bool { fn report_unexpected_literal(sess: &Session, lit: &ast::Lit) { let help_msg = match lit.token.kind { - token::Str if rustc_lexer::is_ident(&lit.token.symbol.as_str()) => { + token::Str if rustc_lexer::is_ident(lit.token.symbol.as_str()) => { format!("try using `#[derive({})]`", lit.token.symbol) } _ => "for example, write `#[derive(Debug)]` for `Debug`".to_string(), |