rust/tests/ui/suggestions/suggest-methods.rs

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struct Foo;
impl Foo {
fn bar(self) {}
fn baz(&self, x: f64) {}
}
trait FooT {
fn bag(&self);
//~^ HELP there is a method
}
impl FooT for Foo {
fn bag(&self) {}
}
fn main() {
let f = Foo;
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f.bat(1.0); //~ ERROR no method named
let s = "foo".to_string();
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let _ = s.is_emtpy(); //~ ERROR no method named
//~^ HELP there is a method
// Generates a warning for `count_zeros()`. `count_ones()` is also a close
// match, but the former is closer.
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let _ = 63u32.count_eos(); //~ ERROR no method named
//~^ HELP there is a method
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let _ = 63u32.count_o(); //~ ERROR no method named
//~^ HELP there is a method
}