Auto merge of #29312 - apasel422:issue-21410, r=alexcrichton
Closes #21410. Closes #24972.
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src/test/run-pass/issue-21410.rs
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15
src/test/run-pass/issue-21410.rs
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// Copyright 2015 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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fn g<F>(_: F) where F: FnOnce(Option<F>) {}
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fn main() {
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g(|_| { });
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}
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36
src/test/run-pass/issue-24972.rs
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src/test/run-pass/issue-24972.rs
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// Copyright 2015 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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#![feature(rustc_private)]
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extern crate serialize;
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use serialize::{Encodable, Decodable};
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use std::fmt::Display;
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pub trait Entity : Decodable + Encodable + Sized {
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type Key: Clone + Decodable + Encodable + ToString + Display + Eq + Ord + Sized;
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fn id(&self) -> Self::Key;
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fn find_by_id(id: Self::Key) -> Option<Self>;
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}
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pub struct DbRef<E: Entity> {
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pub id: E::Key,
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}
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impl<E> DbRef<E> where E: Entity {
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fn get(self) -> Option<E> {
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E::find_by_id(self.id)
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}
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}
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fn main() {}
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