2d3823441f
[breaking-change] If you are using slicing syntax you will need to add #![feature(slicing_syntax)] to your crate.
71 lines
1.9 KiB
Rust
71 lines
1.9 KiB
Rust
// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// Test slicing expressions on slices and Vecs.
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#![feature(slicing_syntax)]
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fn main() {
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let x: &[int] = &[1, 2, 3, 4, 5];
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let cmp: &[int] = &[1, 2, 3, 4, 5];
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assert!(x[] == cmp)
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let cmp: &[int] = &[3, 4, 5];
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assert!(x[2..] == cmp)
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let cmp: &[int] = &[1, 2, 3];
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assert!(x[..3] == cmp)
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let cmp: &[int] = &[2, 3, 4];
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assert!(x[1..4] == cmp)
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let x: Vec<int> = vec![1, 2, 3, 4, 5];
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let cmp: &[int] = &[1, 2, 3, 4, 5];
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assert!(x[] == cmp)
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let cmp: &[int] = &[3, 4, 5];
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assert!(x[2..] == cmp)
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let cmp: &[int] = &[1, 2, 3];
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assert!(x[..3] == cmp)
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let cmp: &[int] = &[2, 3, 4];
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assert!(x[1..4] == cmp)
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let x: &mut [int] = &mut [1, 2, 3, 4, 5];
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{
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let cmp: &mut [int] = &mut [1, 2, 3, 4, 5];
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assert!(x[mut] == cmp)
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}
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{
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let cmp: &mut [int] = &mut [3, 4, 5];
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assert!(x[mut 2..] == cmp)
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}
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{
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let cmp: &mut [int] = &mut [1, 2, 3];
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assert!(x[mut ..3] == cmp)
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}
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{
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let cmp: &mut [int] = &mut [2, 3, 4];
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assert!(x[mut 1..4] == cmp)
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}
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let mut x: Vec<int> = vec![1, 2, 3, 4, 5];
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{
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let cmp: &mut [int] = &mut [1, 2, 3, 4, 5];
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assert!(x[mut] == cmp)
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}
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{
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let cmp: &mut [int] = &mut [3, 4, 5];
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assert!(x[mut 2..] == cmp)
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}
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{
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let cmp: &mut [int] = &mut [1, 2, 3];
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assert!(x[mut ..3] == cmp)
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}
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{
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let cmp: &mut [int] = &mut [2, 3, 4];
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assert!(x[mut 1..4] == cmp)
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}
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}
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