// Copyright 2012-2014 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. // ignore-test use std::io; struct Point { x: f64, y: f64, } impl ToStr for Point { //~ ERROR implements a method not defined in the trait fn new(x: f64, y: f64) -> Point { Point { x: x, y: y } } fn to_str(&self) -> ~str { fmt!("(%f, %f)", self.x, self.y) } } fn main() { let p = Point::new(0.0f, 0.0f); println!("{}", p.to_str()); }