28 lines
414 B
Rust
28 lines
414 B
Rust
use intertrait::cast::*;
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use intertrait::*;
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struct Data;
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trait Source: CastFrom {}
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trait Greet {
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fn greet(&self);
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}
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#[cast_to]
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impl Greet for Data {
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fn greet(&self) {
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println!("Hello");
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}
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}
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impl Source for Data {}
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#[test]
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fn test_cast_to_on_trait_impl() {
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let data = Data;
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let source: &dyn Source = &data;
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let greet = source.cast::<dyn Greet>();
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greet.unwrap().greet();
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}
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