mirror of https://github.com/rust-lang/rust
25 lines
705 B
Rust
25 lines
705 B
Rust
mod inner {
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pub struct Wrapper<T>(T);
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}
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fn needs_wrapper(t: inner::Wrapper<i32>) {}
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fn needs_wrapping(t: std::num::Wrapping<i32>) {}
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fn needs_ready(t: std::future::Ready<i32>) {}
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fn main() {
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// Suggest wrapping expression because type is local
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// and its privacy can be easily changed
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needs_wrapper(0);
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//~^ ERROR mismatched types
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//~| HELP try wrapping the expression in `inner::Wrapper`
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// Suggest wrapping expression because field is accessible
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needs_wrapping(0);
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//~^ ERROR mismatched types
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//~| HELP try wrapping the expression in `std::num::Wrapping`
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// Do not suggest wrapping expression
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needs_ready(Some(0));
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//~^ ERROR mismatched types
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}
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