src/test/ui/rust-2018/trait-import-suggestions.rs

   1 // Copyright 2018 The Rust Project Developers. See the COPYRIGHT
   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
  11 // edition:2018
  12 // aux-build:trait-import-suggestions.rs
  13 // compile-flags:--extern trait-import-suggestions
  14
  15 mod foo {
  16     mod foobar {
  17         pub(crate) trait Foobar {
  18             fn foobar(&self) { }
  19         }
  20
  21         impl Foobar for u32 { }
  22     }
  23
  24     pub(crate) trait Bar {
  25         fn bar(&self) { }
  26     }
  27
  28     impl Bar for u32 { }
  29
  30     fn in_foo() {
  31         let x: u32 = 22;
  32         x.foobar(); //~ ERROR no method named `foobar`
  33     }
  34 }
  35
  36 fn main() {
  37     let x: u32 = 22;
  38     x.bar(); //~ ERROR no method named `bar`
  39     x.baz(); //~ ERROR no method named `baz`
  40     let y = u32::from_str("33"); //~ ERROR no function or associated item named `from_str`
  41 }