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209
Kha/Tools/linux_arm64/std/neko/_std/EReg.hx
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209
Kha/Tools/linux_arm64/std/neko/_std/EReg.hx
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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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@:coreApi final class EReg {
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var r:Dynamic;
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var last:String;
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var global:Bool;
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public function new(r:String, opt:String):Void {
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var a = opt.split("g");
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global = a.length > 1;
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if (global)
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opt = a.join("");
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this.r = regexp_new_options(untyped r.__s, untyped opt.__s);
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}
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public function match(s:String):Bool {
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var p = regexp_match(r, untyped s.__s, 0, s.length);
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if (p)
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last = s;
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else
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last = null;
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return p;
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}
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public function matched(n:Int):String {
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var m = regexp_matched(r, n);
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return (m == null) ? null : new String(m);
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}
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public function matchedLeft():String {
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var p = regexp_matched_pos(r, 0);
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return last.substr(0, p.pos);
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}
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public function matchedRight():String {
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var p = regexp_matched_pos(r, 0);
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var sz = p.pos + p.len;
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return last.substr(sz, last.length - sz);
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}
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public function matchedPos():{pos:Int, len:Int} {
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return regexp_matched_pos(r, 0);
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}
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public function matchSub(s:String, pos:Int, len:Int = -1):Bool {
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var p = regexp_match(r, untyped s.__s, pos, len < 0 ? s.length - pos : len);
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if (p)
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last = s;
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else
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last = null;
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return p;
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}
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public function split(s:String):Array<String> {
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var pos = 0;
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var len = s.length;
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var a = new Array();
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var first = true;
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do {
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if (!regexp_match(r, untyped s.__s, pos, len))
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break;
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var p = regexp_matched_pos(r, 0);
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if (p.len == 0 && !first) {
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if (p.pos == s.length)
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break;
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p.pos += 1;
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}
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a.push(s.substr(pos, p.pos - pos));
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var tot = p.pos + p.len - pos;
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pos += tot;
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len -= tot;
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first = false;
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} while (global);
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a.push(s.substr(pos, len));
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return a;
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}
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public function replace(s:String, by:String):String {
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var b = new StringBuf();
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var pos = 0;
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var len = s.length;
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var a = by.split("$");
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var first = true;
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do {
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if (!regexp_match(r, untyped s.__s, pos, len))
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break;
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var p = regexp_matched_pos(r, 0);
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if (p.len == 0 && !first) {
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if (p.pos == s.length)
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break;
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p.pos += 1;
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}
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b.addSub(s, pos, p.pos - pos);
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if (a.length > 0)
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b.add(a[0]);
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var i = 1;
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while (i < a.length) {
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var k = a[i];
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var c = k.charCodeAt(0);
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// 1...9
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if (c >= 49 && c <= 57) {
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var p = try regexp_matched_pos(r, Std.int(c) - 48) catch (e:String) null;
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if (p == null) {
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b.add("$");
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b.add(k);
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} else {
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if (p.pos >= 0)
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b.addSub(s, p.pos, p.len);
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b.addSub(k, 1, k.length - 1);
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}
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} else if (c == null) {
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b.add("$");
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i++;
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var k2 = a[i];
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if (k2 != null && k2.length > 0)
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b.add(k2);
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} else
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b.add("$" + k);
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i++;
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}
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var tot = p.pos + p.len - pos;
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pos += tot;
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len -= tot;
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first = false;
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} while (global);
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b.addSub(s, pos, len);
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return b.toString();
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}
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// public function map( s : String, f : EReg -> String ) : String {
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// var b = new StringBuf();
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// var pos = 0;
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// var len = s.length;
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// var first = true;
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// last = s;
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// do {
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// if( !regexp_match(r,untyped s.__s,pos,len) )
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// break;
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// var p = regexp_matched_pos(r,0);
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// if( p.len == 0 && !first ) {
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// if( p.pos == s.length )
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// break;
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// p.pos += 1;
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// }
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// b.addSub(s,pos,p.pos-pos);
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// b.add(f(this));
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// var tot = p.pos + p.len - pos;
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// pos += tot;
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// len -= tot;
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// first = false;
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// } while( global );
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// b.addSub(s,pos,len);
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// return b.toString();
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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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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 = regexp_matched_pos(r, 0);
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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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} while (global);
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if (!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 function escape(s:String):String {
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return escapeRegExpRe.map(s, function(r) return "\\" + r.matched(0));
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}
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static var escapeRegExpRe = ~/[\[\]{}()*+?.\\\^$|]/g;
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static var regexp_new_options = neko.Lib.load("regexp", "regexp_new_options", 2);
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static var regexp_match = neko.Lib.load("regexp", "regexp_match", 4);
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static var regexp_matched = neko.Lib.load("regexp", "regexp_matched", 2);
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static var regexp_matched_pos:Dynamic->Int->{pos: Int, len: Int} = neko.Lib.load("regexp", "regexp_matched_pos", 2);
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}
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