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Use proper span for break and continue labels

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Fixes #28109
This commit is contained in:
Simonas Kazlauskas
2015-09-02 22:29:41 +03:00
parent cd138dc447
commit d8074e65b0
9 changed files with 32 additions and 23 deletions
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15
src/libsyntax/parse/parser.rs
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@@ -2143,9 +2143,12 @@ impl<'a> Parser<'a> {
}
if try!(self.eat_keyword(keywords::Continue) ){
let ex = if self.token.is_lifetime() {
let lifetime = self.get_lifetime();
let ex = ExprAgain(Some(Spanned{
node: self.get_lifetime(),
span: self.span
}));
try!(self.bump());
ExprAgain(Some(lifetime))
ex
} else {
ExprAgain(None)
};
@@ -2161,7 +2164,6 @@ impl<'a> Parser<'a> {
UnsafeBlock(ast::UserProvided));
}
if try!(self.eat_keyword(keywords::Return) ){
// RETURN expression
if self.token.can_begin_expr() {
let e = try!(self.parse_expr_nopanic());
hi = e.span.hi;
@@ -2170,11 +2172,12 @@ impl<'a> Parser<'a> {
ex = ExprRet(None);
}
} else if try!(self.eat_keyword(keywords::Break) ){
// BREAK expression
if self.token.is_lifetime() {
let lifetime = self.get_lifetime();
ex = ExprBreak(Some(Spanned {
node: self.get_lifetime(),
span: self.span
}));
try!(self.bump());
ex = ExprBreak(Some(lifetime));
} else {
ex = ExprBreak(None);
}