33 lines
979 B
Rust
33 lines
979 B
Rust
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// Copyright 2013 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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/*
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# if b { x } else { y } requires identical types for x and y
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*/
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fn print1(b: bool, s1: &str, s2: &str) {
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println(if b { s1 } else { s2 });
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}
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fn print2<'a, 'b>(b: bool, s1: &'a str, s2: &'b str) {
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println(if b { s1 } else { s2 });
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}
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fn print3(b: bool, s1: &str, s2: &str) {
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let mut s: &str;
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if b { s = s1; } else { s = s2; }
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println(s);
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}
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fn print4<'a, 'b>(b: bool, s1: &'a str, s2: &'b str) {
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let mut s: &str;
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if b { s = s1; } else { s = s2; }
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println(s);
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}
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pub fn main() {}
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