rust/src/test/run-pass/issue-20575.rs
Brian Anderson 8c93a79e38 rustdoc: Replace no-pretty-expanded with pretty-expanded
Now that features must be declared expanded source often does not compile.
This adds 'pretty-expanded' to a bunch of test cases that still work.
2015-03-23 14:40:26 -07:00

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Rust

// 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 overloaded calls work with zero arity closures
// pretty-expanded FIXME #23616
fn main() {
// FIXME (#22405): Replace `Box::new` with `box` here when/if possible.
let functions: [Box<Fn() -> Option<()>>; 1] = [Box::new(|| None)];
let _: Option<Vec<()>> = functions.iter().map(|f| (*f)()).collect();
}