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// 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.
#[legacy_modes];
#[legacy_exports];
use dvec::DVec;
type entry<A,B> = {key: A, value: B};
type alist<A,B> = { eq_fn: fn@(A,A) -> bool, data: DVec<entry<A,B>> };
fn alist_add<A: Copy, B: Copy>(lst: alist<A,B>, k: A, v: B) {
lst.data.push({key:k, value:v});
}
fn alist_get<A: Copy, B: Copy>(lst: alist<A,B>, k: A) -> B {
let eq_fn = lst.eq_fn;
for lst.data.each |entry| {
if eq_fn(entry.key, k) { return entry.value; }
}
fail;
}
#[inline]
fn new_int_alist<B: Copy>() -> alist<int, B> {
fn eq_int(&&a: int, &&b: int) -> bool { a == b }
return {eq_fn: eq_int, data: DVec()};
}
#[inline]
fn new_int_alist_2<B: Copy>() -> alist<int, B> {
#[inline]
fn eq_int(&&a: int, &&b: int) -> bool { a == b }
return {eq_fn: eq_int, data: DVec()};
}
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