8693943676
This removes the stacking of type parameters that occurs when invoking trait methods, and fixes all places in the standard library that were relying on it. It is somewhat awkward in places; I think we'll probably want something like the `Foo::<for T>::new()` syntax.
42 lines
974 B
Rust
42 lines
974 B
Rust
// Copyright 2012-2013 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.
|
|
|
|
use std::util;
|
|
use std::num::Zero;
|
|
|
|
#[deriving(Zero)]
|
|
struct A;
|
|
#[deriving(Zero)]
|
|
struct B(int);
|
|
#[deriving(Zero)]
|
|
struct C(int, int);
|
|
#[deriving(Zero)]
|
|
struct D { a: int }
|
|
#[deriving(Zero)]
|
|
struct E { a: int, b: int }
|
|
|
|
#[deriving(Zero)]
|
|
struct Lots {
|
|
c: Option<util::NonCopyable>,
|
|
d: u8,
|
|
e: char,
|
|
f: float,
|
|
g: (f32, char),
|
|
h: ~[util::NonCopyable],
|
|
i: @mut (int, int),
|
|
j: bool,
|
|
k: (),
|
|
}
|
|
|
|
fn main() {
|
|
let lots: Lots = Zero::zero();
|
|
assert!(lots.is_zero());
|
|
}
|