55 lines
1.4 KiB
Rust
55 lines
1.4 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 range syntax.
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fn foo() -> int { 42 }
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// Test that range syntax works in return statements
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fn return_range_to() -> ::std::ops::RangeTo<i32> { return ..1; }
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fn return_full_range() -> ::std::ops::RangeFull { return ..; }
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pub fn main() {
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let mut count = 0;
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for i in 0_usize..10 {
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assert!(i >= 0 && i < 10);
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count += i;
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}
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assert!(count == 45);
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let mut count = 0;
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let mut range = 0_usize..10;
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for i in range {
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assert!(i >= 0 && i < 10);
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count += i;
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}
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assert!(count == 45);
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let mut count = 0;
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let mut rf = 3_usize..;
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for i in rf.take(10) {
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assert!(i >= 3 && i < 13);
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count += i;
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}
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assert!(count == 75);
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let _ = 0_usize..4+4-3;
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let _ = 0..foo();
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let _ = ..42_usize;
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// Test we can use two different types with a common supertype.
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let x = &42;
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{
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let y = 42;
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let _ = x..&y;
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}
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}
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