| // Copyright 2015 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. |
| |
| // Test that the precedence of ranges is correct |
| |
| |
| |
| struct Foo { |
| foo: usize, |
| } |
| |
| impl Foo { |
| fn bar(&self) -> usize { 5 } |
| } |
| |
| fn main() { |
| let x = 1+3..4+5; |
| assert_eq!(x, (4..9)); |
| |
| let x = 1..4+5; |
| assert_eq!(x, (1..9)); |
| |
| let x = 1+3..4; |
| assert_eq!(x, (4..4)); |
| |
| let a = Foo { foo: 3 }; |
| let x = a.foo..a.bar(); |
| assert_eq!(x, (3..5)); |
| |
| let x = 1+3..; |
| assert_eq!(x, (4..)); |
| let x = ..1+3; |
| assert_eq!(x, (..4)); |
| |
| let a = &[0, 1, 2, 3, 4, 5, 6]; |
| let x = &a[1+1..2+2]; |
| assert_eq!(x, &a[2..4]); |
| let x = &a[..1+2]; |
| assert_eq!(x, &a[..3]); |
| let x = &a[1+2..]; |
| assert_eq!(x, &a[3..]); |
| |
| for _i in 2+4..10-3 {} |
| |
| let i = 42; |
| for _ in 1..i {} |
| for _ in 1.. { break; } |
| |
| let x = [1]..[2]; |
| assert_eq!(x, (([1])..([2]))); |
| |
| let y = ..; |
| assert_eq!(y, (..)); |
| } |