rust/src/test/ui/impl-trait/method-suggestion-no-duplication.rs

10 lines
158 B
Rust

// issue #21405
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
}