| // Copyright 2012 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. |
| |
| trait vec_monad<A> { |
| fn bind<B, F>(&self, f: F) where F: FnMut(A) -> Vec<B>; |
| } |
| |
| impl<A> vec_monad<A> for Vec<A> { |
| fn bind<B, F>(&self, mut f: F) where F: FnMut(A) -> Vec<B> { |
| let mut r = panic!(); |
| for elt in self { r = r + f(*elt); } |
| //~^ ERROR E0277 |
| } |
| } |
| fn main() { |
| ["hi"].bind(|x| [x] ); |
| //~^ ERROR no method named `bind` found for type `[&str; 1]` in the current scope |
| } |