forked from LeenkxTeam/LNXSDK
70 lines
2.2 KiB
Haxe
70 lines
2.2 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.Dict;
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/**
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This type represents python `**kwargs` feature, supporting
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passing named arguments to a function.
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Example:
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```haxe
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function f(kwargs:KwArgs<{a:Int}>) {}
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f({a: 10});
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```
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**/
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abstract KwArgs<T:{}>(Dict<String, Dynamic>) {
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inline function new(d:Dict<String, Dynamic>) {
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this = d;
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}
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@:to public inline function toDict():Dict<String, Dynamic> {
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// pass null, it's just to have the type information available in genpy
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return toDictHelper(null);
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}
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// this is a helper method (hack) which is matched in genpy to extract the type information for reverse mapping
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// of keyword fields.
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function toDictHelper(x:T):Dict<String, Dynamic> {
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return this;
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}
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@:from static inline function fromDict(d:Dict<String, Dynamic>):KwArgs<Dynamic> {
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return new KwArgs(d);
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}
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@:from static function fromT<T:{}>(d:T):KwArgs<T> {
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return new KwArgs(Lib.anonAsDict(d));
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}
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public inline function typed():T {
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return Lib.dictAsAnon(toDict());
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}
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public inline function get<V>(key:String, def:V):V {
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return this.get(key, def);
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}
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}
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