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Assign proper span to range expression

This commit is contained in:
Marcus Klaas 2015-07-21 23:04:23 +02:00
parent 2fe870a5a7
commit b36d107b83
1 changed files with 5 additions and 4 deletions
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9
src/libsyntax/parse/parser.rs
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@ -2738,14 +2738,15 @@ impl<'a> Parser<'a> {
// (much lower than other prefix expressions) to be consistent
// with the postfix-form 'expr..'
let lo = self.span.lo;
let mut hi = self.span.hi;
try!(self.bump());
let opt_end = if self.is_at_start_of_range_notation_rhs() {
let end = try!(self.parse_binops());
hi = end.span.hi;
Some(end)
} else {
None
};
let hi = self.span.hi;
let ex = self.mk_range(None, opt_end);
Ok(self.mk_expr(lo, hi, ex))
}
@ -2787,17 +2788,17 @@ impl<'a> Parser<'a> {
}
// A range expression, either `expr..expr` or `expr..`.
token::DotDot => {
let lo = lhs.span.lo;
let mut hi = self.span.hi;
try!(self.bump());
let opt_end = if self.is_at_start_of_range_notation_rhs() {
let end = try!(self.parse_binops());
hi = end.span.hi;
Some(end)
} else {
None
};
let lo = lhs.span.lo;
let hi = self.span.hi;
let range = self.mk_range(Some(lhs), opt_end);
return Ok(self.mk_expr(lo, hi, range));
}