64 lines
1.2 KiB
Rust
64 lines
1.2 KiB
Rust
use pin_project_lite::pin_project;
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// The same implementation.
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pin_project! { //~ ERROR E0119
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struct Foo<T, U> {
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#[pin]
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future: T,
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field: U,
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}
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}
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// conflicting implementations
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impl<T, U> Unpin for Foo<T, U> where T: Unpin {} // Conditional Unpin impl
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// The implementation that under different conditions.
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pin_project! { //~ ERROR E0119
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struct Bar<T, U> {
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#[pin]
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future: T,
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field: U,
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}
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}
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// conflicting implementations
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impl<T, U> Unpin for Bar<T, U> {} // Non-conditional Unpin impl
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pin_project! { //~ ERROR E0119
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struct Baz<T, U> {
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#[pin]
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future: T,
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field: U,
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}
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}
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// conflicting implementations
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impl<T: Unpin, U: Unpin> Unpin for Baz<T, U> {} // Conditional Unpin impl
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pin_project! { //~ ERROR E0119
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#[project(!Unpin)]
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struct Qux<T, U> {
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#[pin]
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future: T,
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field: U,
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}
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}
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// conflicting implementations
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impl<T, U> Unpin for Qux<T, U> {} // Non-conditional Unpin impl
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pin_project! { //~ ERROR E0119
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#[project(!Unpin)]
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struct Fred<T, U> {
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#[pin]
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future: T,
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field: U,
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}
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}
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// conflicting implementations
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impl<T: Unpin, U: Unpin> Unpin for Fred<T, U> {} // Conditional Unpin impl
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fn main() {}
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