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26 lines
666 B
Rust
26 lines
666 B
Rust
pub trait Foo {
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type T;
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}
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impl Foo for i32 {
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type T = f32;
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}
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pub struct U<T1, T2>(T1, S<T2>)
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where
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T1: Foo<T = T2>;
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pub struct S<T>(T);
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fn main() {
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// The error message here isn't great -- it has to do with the fact that the
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// `expected_inputs_for_expected_output` deduced inputs differs from the inputs
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// that we infer from the constraints of the signature.
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//
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// I am not really sure what the best way of presenting this error message is,
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// since right now it just suggests changing `3u32` <=> `3f32` back and forth.
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let _: U<_, u32> = U(1, S(3u32));
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//~^ ERROR mismatched types
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//~| ERROR mismatched types
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}
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