forked from LeenkxTeam/LNXSDK
124 lines
3.6 KiB
Haxe
124 lines
3.6 KiB
Haxe
/*
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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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@:coreApi class EReg {
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var r:flash.utils.RegExp;
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var result:Dynamic;
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public function new(r:String, opt:String):Void {
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this.r = new flash.utils.RegExp(r, opt);
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}
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public function match(s:String):Bool {
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if (r.global)
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r.lastIndex = 0;
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result = r.exec(s);
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return (result != null);
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}
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public function matched(n:Int):String {
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return if (result != null && n >= 0 && n < (result:Array<Dynamic>).length) result[n] else throw "EReg::matched";
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}
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public function matchedLeft():String {
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if (result == null)
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throw "No string matched";
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var s:String = result.input;
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return s.substr(0, result.index);
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}
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public function matchedRight():String {
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if (result == null)
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throw "No string matched";
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var rl = (result.index : Int) + (result[0] : String).length;
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var s:String = result.input;
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return s.substr(rl, s.length - rl);
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}
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public function matchedPos():{pos:Int, len:Int} {
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if (result == null)
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throw "No string matched";
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return {pos: result.index, len: (result[0] : String).length};
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}
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public function matchSub(s:String, pos:Int, len:Int = -1):Bool {
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return if (r.global) {
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r.lastIndex = pos;
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result = r.exec(len < 0 ? s : s.substr(0, pos + len));
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var b = result != null;
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if (b) {
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result.input = s;
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}
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b;
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} else {
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var b = match(len < 0 ? s.substr(pos) : s.substr(pos, len));
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if (b) {
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result.input = s;
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result.index += pos;
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}
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b;
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}
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}
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public function split(s:String):Array<String> {
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// we can't use directly s.split because it's ignoring the 'g' flag
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var d = "#__delim__#";
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var s:String = (s : Dynamic).replace(r, d);
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return s.split(d);
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}
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public function replace(s:String, by:String):String {
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return (s : Dynamic).replace(r, by);
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}
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public function map(s:String, f:EReg->String):String {
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var offset = 0;
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var buf = new StringBuf();
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var first = true;
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do {
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if (offset >= s.length)
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break;
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else if (!matchSub(s, offset)) {
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buf.add(s.substr(offset));
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break;
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}
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var p = matchedPos();
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buf.add(s.substr(offset, p.pos - offset));
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buf.add(f(this));
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if (p.len == 0) {
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buf.add(s.substr(p.pos, 1));
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offset = p.pos + 1;
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} else
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offset = p.pos + p.len;
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first = false;
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} while (r.global);
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if (!r.global && offset > 0 && offset < s.length)
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buf.add(s.substr(offset));
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return buf.toString();
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}
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public static inline function escape(s:String):String {
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return (cast s).replace(escapeRe, "\\$&");
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}
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static var escapeRe = new flash.utils.RegExp("[.*+?^${}()|[\\]\\\\]", "g");
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}
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