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15 lines
336 B
Rust
15 lines
336 B
Rust
#![feature(fn_traits)]
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trait CallSingle<A, B> {
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fn call(&self, a: A) -> B where Self: Sized, Self: Fn(A) -> B;
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}
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impl<A, B, F: Fn(A) -> B> CallSingle<A, B> for F {
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fn call(&self, a: A) -> B {
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<Self as Fn(A) -> B>::call(self, (a,))
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//~^ ERROR associated type bindings are not allowed here
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}
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}
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fn main() {}
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