Fix clippy lints
diff --git a/src/mac.rs b/src/mac.rs
index aa8fc07..6ae0120 100644
--- a/src/mac.rs
+++ b/src/mac.rs
@@ -377,9 +377,9 @@
Token::Dollar => tokens.append("$"),
Token::Question => tokens.append("?"),
Token::Literal(ref lit) => lit.to_tokens(tokens),
- Token::Ident(ref ident) => ident.to_tokens(tokens),
- Token::Underscore => tokens.append("_"),
+ Token::Ident(ref ident) |
Token::Lifetime(ref ident) => ident.to_tokens(tokens),
+ Token::Underscore => tokens.append("_"),
Token::DocComment(ref com) => {
tokens.append(&format!("{}\n", com));
}