59 lines
1.7 KiB
Haxe
59 lines
1.7 KiB
Haxe
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/*
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* Copyright (C)2005-2019 Haxe Foundation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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package python;
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import python.Exceptions.StopIteration;
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import python.NativeIterator;
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class HaxeIterator<T> {
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var it:NativeIteratorRaw<T>;
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var x:Null<T> = null;
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var has = false;
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var checked = false;
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public function new(it:NativeIteratorRaw<T>) {
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this.it = it;
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}
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public inline function next():T {
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if (!checked)
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hasNext();
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checked = false;
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return x;
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}
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public function hasNext():Bool {
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if (!checked) {
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try {
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x = it.__next__();
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has = true;
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} catch (s:StopIteration) {
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has = false;
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x = null;
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}
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checked = true;
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}
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return has;
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}
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}
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