849a38ad86
This is clearly useless, the user doesn't need to know that they could implement/import `foo::bar::Baz` 4 times. Fixes #21405.
23 lines
796 B
Rust
23 lines
796 B
Rust
// 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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// issue #21405
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fn foo<F>(f: F) where F: FnMut(usize) {}
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fn main() {
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foo(|s| s.is_empty());
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//~^ ERROR does not implement any method
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//~^^ HELP #1: `core::slice::SliceExt`
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//~^^^ HELP #2: `core::str::StrExt`
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//~^^^^ HELP #3: `collections::slice::SliceExt`
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//~^^^^^ HELP #4: `collections::str::StrExt`
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}
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