[rustc.git] / src / test / compile-fail / method-suggestion-no-duplication.rs

// 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.

// issue #21405
// ignore-tidy-linelength

struct Foo;

fn foo<F>(f: F) where F: FnMut(Foo) {}

fn main() {
    foo(|s| s.is_empty());
    //~^ ERROR no method named `is_empty` found
    //~^^ HELP #1: `core::slice::SliceExt`
    //~^^^ HELP #2: `core::str::StrExt`
    //~^^^^ HELP items from traits can only be used if the trait is implemented and in scope; the following traits define an item `is_empty`, perhaps you need to implement one of them:
}
Commit	Line	Data
1a4d82fc	1	// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
223e47cc LB	2	// file at the top-level directory of this distribution and at
	3	// http://rust-lang.org/COPYRIGHT.
	4	//
	5	// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
	6	// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
	7	// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
	8	// option. This file may not be copied, modified, or distributed
	9	// except according to those terms.
	10
85aaf69f	11	// issue #21405
54a0048b	12	// ignore-tidy-linelength
223e47cc	13
85aaf69f	14	struct Foo;
223e47cc	15
85aaf69f	16	fn foo<F>(f: F) where F: FnMut(Foo) {}
223e47cc LB	17
223e47cc LB	18	fn main() {
85aaf69f	19	foo(\|s\| s.is_empty());
d9579d0f	20	//~^ ERROR no method named `is_empty` found
85aaf69f SL	21	//~^^ HELP #1: `core::slice::SliceExt`
85aaf69f SL	22	//~^^^ HELP #2: `core::str::StrExt`
54a0048b	23	//~^^^^ HELP items from traits can only be used if the trait is implemented and in scope; the following traits define an item `is_empty`, perhaps you need to implement one of them:
223e47cc	24	}