mirror of https://github.com/rust-lang/rust
31 lines
509 B
Rust
31 lines
509 B
Rust
//@ run-pass
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struct Foo;
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trait Trait {
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fn bar(&self); //~ WARN method `bar` is never used
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}
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// Inherent impls should be preferred over trait ones.
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impl Foo {
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fn bar(&self) {}
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}
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impl dyn Trait {
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fn baz(_: &Foo) {}
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}
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impl Trait for Foo {
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fn bar(&self) { panic!("wrong method called!") }
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}
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fn main() {
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Foo.bar();
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Foo::bar(&Foo);
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<Foo>::bar(&Foo);
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// Should work even if Trait::baz doesn't exist.
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// N.B: `<Trait>::bar` would be ambiguous.
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<dyn Trait>::baz(&Foo);
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}
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