| // Copyright 2017 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| #![feature(fn_traits)] |
| |
| trait CallSingle<A, B> { |
| fn call(&self, a: A) -> B where Self: Sized, Self: Fn(A) -> B; |
| } |
| |
| impl<A, B, F: Fn(A) -> B> CallSingle<A, B> for F { |
| fn call(&self, a: A) -> B { |
| <Self as Fn(A) -> B>::call(self, (a,)) |
| //~^ ERROR associated type bindings are not allowed here |
| } |
| } |
| |
| fn main() {} |
