32 lines
1004 B
Rust
32 lines
1004 B
Rust
// Copyright 2016 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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trait Foo {
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fn foo(_: fn(u8) -> ());
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fn bar(_: Option<u8>);
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fn baz(_: (u8, u16));
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fn qux() -> u8;
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}
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struct Bar;
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impl Foo for Bar {
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fn foo(_: fn(u16) -> ()) {}
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//~^ ERROR method `foo` has an incompatible type for trait
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fn bar(_: Option<u16>) {}
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//~^ ERROR method `bar` has an incompatible type for trait
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fn baz(_: (u16, u16)) {}
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//~^ ERROR method `baz` has an incompatible type for trait
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fn qux() -> u16 { 5u16 }
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//~^ ERROR method `qux` has an incompatible type for trait
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}
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fn main() {}
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