Consume trailing doc comments to avoid parse errors

2017-11-24 07:34:24 -08:00
parent 0e93b75d27
commit f103342b8f
3 changed files with 13 additions and 6 deletions
--- a/src/libsyntax/parse/parser.rs
+++ b/src/libsyntax/parse/parser.rs
@@ -5422,9 +5422,8 @@ impl<'a> Parser<'a> {
            token::CloseDelim(token::Brace) => {}
            token::DocComment(_) => {
                let mut err = self.span_fatal_err(self.span, Error::UselessDocComment);
-                if self.eat(&token::Comma) ||
-                    self.look_ahead(1, |t| *t == token::CloseDelim(token::Brace))
-                {
+                self.bump(); // consume the doc comment
+                if self.eat(&token::Comma) || self.token == token::CloseDelim(token::Brace) {
                    err.emit();
                } else {
                    return Err(err);