diff options
Diffstat (limited to 'src/libsyntax')
| -rw-r--r-- | src/libsyntax/parse/parser.rs | 17 | ||||
| -rw-r--r-- | src/libsyntax/print/pprust.rs | 6 |
2 files changed, 10 insertions, 13 deletions
diff --git a/src/libsyntax/parse/parser.rs b/src/libsyntax/parse/parser.rs index b4de4dabfc6..0c81e87c7b8 100644 --- a/src/libsyntax/parse/parser.rs +++ b/src/libsyntax/parse/parser.rs @@ -1915,25 +1915,19 @@ impl Parser { let mut fields = ~[]; let mut base = None; - fields.push(self.parse_field()); while self.token != token::RBRACE { - self.commit_expr(fields.last().unwrap().expr, - &[token::COMMA], &[token::RBRACE]); - if self.eat(&token::DOTDOT) { base = Some(self.parse_expr()); break; } - if self.token == token::RBRACE { - // Accept an optional trailing comma. - break; - } fields.push(self.parse_field()); + self.commit_expr(fields.last().unwrap().expr, + &[token::COMMA], &[token::RBRACE]); } hi = pth.span.hi; - self.commit_expr_expecting(fields.last().unwrap().expr, token::RBRACE); + self.expect(&token::RBRACE); ex = ExprStruct(pth, fields, base); return self.mk_expr(lo, hi, ex); } @@ -2583,8 +2577,9 @@ impl Parser { // For distingishing between struct literals and blocks fn looking_at_struct_literal(&mut self) -> bool { self.token == token::LBRACE && - (self.look_ahead(1, |t| token::is_plain_ident(t)) && - self.look_ahead(2, |t| *t == token::COLON)) + ((self.look_ahead(1, |t| token::is_plain_ident(t)) && + self.look_ahead(2, |t| *t == token::COLON)) + || self.look_ahead(1, |t| *t == token::DOTDOT)) } fn parse_match_expr(&mut self) -> @Expr { diff --git a/src/libsyntax/print/pprust.rs b/src/libsyntax/print/pprust.rs index 68efdf31e03..019f86b342d 100644 --- a/src/libsyntax/print/pprust.rs +++ b/src/libsyntax/print/pprust.rs @@ -1174,8 +1174,10 @@ pub fn print_expr(s: &mut State, expr: &ast::Expr) { match wth { Some(expr) => { ibox(s, indent_unit); - word(&mut s.s, ","); - space(&mut s.s); + if !fields.is_empty() { + word(&mut s.s, ","); + space(&mut s.s); + } word(&mut s.s, ".."); print_expr(s, expr); end(s); |
