rm obsolete iter-trait/option.rs file
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// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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mod inst {
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use option::{None, Option, Some};
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#[allow(non_camel_case_types)]
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pub type IMPL_T<A> = Option<A>;
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#[inline(always)]
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pub pure fn EACH<A>(self: &IMPL_T<A>, f: fn(v: &A) -> bool) {
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match *self {
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None => (),
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Some(ref a) => { f(a); }
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}
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}
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#[inline(always)]
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pub pure fn SIZE_HINT<A>(self: &IMPL_T<A>) -> Option<uint> {
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match *self {
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None => Some(0),
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Some(_) => Some(1)
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}
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}
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}
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