mirror of https://github.com/rust-lang/rust
42 lines
730 B
Rust
42 lines
730 B
Rust
// The duplicate macro will create a copy of the item with the given identifier.
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//@ check-pass
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//@ aux-build:duplicate.rs
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#[macro_use]
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extern crate duplicate;
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#[duplicate(MyCopy)]
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struct MyStruct {
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number: i32,
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}
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trait TestTrait {
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#[duplicate(TestType2)]
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type TestType;
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#[duplicate(required_fn2)]
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fn required_fn(&self);
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#[duplicate(provided_fn2)]
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fn provided_fn(&self) {}
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}
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impl TestTrait for MyStruct {
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#[duplicate(TestType2)]
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type TestType = f64;
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#[duplicate(required_fn2)]
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fn required_fn(&self) {}
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}
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fn main() {
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let s = MyStruct { number: 42 };
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s.required_fn();
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s.required_fn2();
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s.provided_fn();
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s.provided_fn2();
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let s = MyCopy { number: 42 };
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}
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