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Auto merge of #28247 - christopherdumas:fix_28243, r=eddyb

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as per #28243.
This commit is contained in:
bors 2015-09-14 20:37:49 +00:00
commit bc6c3970a0
2 changed files with 17 additions and 1 deletions
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2
src/libsyntax/parse/parser.rs
View File

@ -2365,7 +2365,7 @@ impl<'a> Parser<'a> {
self.fileline_help(last_span,
&format!("try parenthesizing the first index; e.g., `(foo.{}){}`",
float.trunc() as usize,
&float.fract().to_string()[1..]));
format!(".{}", fstr.splitn(2, ".").last().unwrap())));
}
self.abort_if_errors();

16
src/test/parse-fail/tuple-float-index.rs Normal file
View File

@ -0,0 +1,16 @@
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// compile-flags: -Z parse-only
fn main () {
(1, (2, 3)).1.1; //~ ERROR unexpected token
//~^ HELP try parenthesizing the first index; e.g., `(foo.1).1`
}