26 lines
741 B
Rust
26 lines
741 B
Rust
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// Reproduce the issue with vec
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pub struct NoDerives;
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fn fun1(foo: &mut Vec<NoDerives>, bar: &[NoDerives]) {
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foo.extend_from_slice(bar); //~ ERROR
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}
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// Reproduce the issue with vec
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// and demonstrate that other derives are ignored in the suggested output
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#[derive(Default, PartialEq)]
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pub struct SomeDerives;
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fn fun2(foo: &mut Vec<SomeDerives>, bar: &[SomeDerives]) {
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foo.extend_from_slice(bar); //~ ERROR
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}
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// Try and fail to reproduce the issue without vec.
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// No idea why it doesnt reproduce the issue but its still a useful test case.
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struct Object<T, A>(T, A);
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impl<T: Clone, A: Default> Object<T, A> {
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fn use_clone(&self) {}
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}
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fn fun3(foo: Object<NoDerives, SomeDerives>) {
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foo.use_clone(); //~ ERROR
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}
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fn main() {}
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