31 lines
1.3 KiB
Rust
31 lines
1.3 KiB
Rust
// Regression test for <https://github.com/rust-lang/rust/issues/104923>
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// ignore-tidy-linelength
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#![feature(trait_alias)]
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//@ set Orig = "$.index[*][?(@.name == 'Orig')].id"
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//@ has "$.index[*][?(@.name == 'Orig')].inner.trait"
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pub trait Orig<T> {}
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//@ set Alias = "$.index[*][?(@.name == 'Alias')].id"
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//@ has "$.index[*][?(@.name == 'Alias')].inner.trait_alias"
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//@ is "$.index[*][?(@.name == 'Alias')].inner.trait_alias.generics" '{"params": [], "where_predicates": []}'
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//@ count "$.index[*][?(@.name == 'Alias')].inner.trait_alias.params[*]" 1
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//@ is "$.index[*][?(@.name == 'Alias')].inner.trait_alias.params[0].trait_bound.trait.id" $Orig
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//@ is "$.index[*][?(@.name == 'Alias')].inner.trait_alias.params[0].trait_bound.trait.args.angle_bracketed.args[0].type.primitive" '"i32"'
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pub trait Alias = Orig<i32>;
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pub struct Struct;
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impl Orig<i32> for Struct {}
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//@ has "$.index[*][?(@.name=='takes_alias')].inner.function.decl.inputs[0][1].impl_trait"
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//@ is "$.index[*][?(@.name=='takes_alias')].inner.function.decl.inputs[0][1].impl_trait[0].trait_bound.trait.id" $Alias
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//@ is "$.index[*][?(@.name=='takes_alias')].inner.function.generics.params[0].kind.type.bounds[0].trait_bound.trait.id" $Alias
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pub fn takes_alias(_: impl Alias) {}
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// FIXME: Should the trait be mentioned in both the decl and generics?
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fn main() {
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takes_alias(Struct);
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}
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