102 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			Haxe
		
	
	
	
	
	
		
		
			
		
	
	
			102 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			Haxe
		
	
	
	
	
	
|  | /* | ||
|  |  * Copyright (C)2005-2019 Haxe Foundation | ||
|  |  * | ||
|  |  * Permission is hereby granted, free of charge, to any person obtaining a | ||
|  |  * copy of this software and associated documentation files (the "Software"), | ||
|  |  * to deal in the Software without restriction, including without limitation | ||
|  |  * the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||
|  |  * and/or sell copies of the Software, and to permit persons to whom the | ||
|  |  * Software is furnished to do so, subject to the following conditions: | ||
|  |  * | ||
|  |  * The above copyright notice and this permission notice shall be included in | ||
|  |  * all copies or substantial portions of the Software. | ||
|  |  * | ||
|  |  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
|  |  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
|  |  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
|  |  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
|  |  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | ||
|  |  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
|  |  * DEALINGS IN THE SOFTWARE. | ||
|  |  */ | ||
|  | 
 | ||
|  | import cpp.NativeString; | ||
|  | 
 | ||
|  | using cpp.NativeArray; | ||
|  | 
 | ||
|  | @:coreApi | ||
|  | class StringBuf { | ||
|  | 	private var b:Array<String>; | ||
|  | 
 | ||
|  | 	public var length(get, never):Int; | ||
|  | 
 | ||
|  | 	var charBuf:Array<cpp.Char>; | ||
|  | 
 | ||
|  | 	public function new():Void {} | ||
|  | 
 | ||
|  | 	private function charBufAsString():String { | ||
|  | 		var len = charBuf.length; | ||
|  | 		charBuf.push(0); | ||
|  | 		return NativeString.fromGcPointer(charBuf.address(0), len); | ||
|  | 	} | ||
|  | 
 | ||
|  | 	private function flush():Void { | ||
|  | 		if (b == null) | ||
|  | 			b = [charBufAsString()]; | ||
|  | 		else | ||
|  | 			b.push(charBufAsString()); | ||
|  | 		charBuf = null; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	function get_length():Int { | ||
|  | 		var len = 0; | ||
|  | 		if (charBuf != null) | ||
|  | 			len = charBuf.length; | ||
|  | 		if (b != null) | ||
|  | 			for (s in b) | ||
|  | 				len += s == null ? 4 : s.length; | ||
|  | 		return len; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	public inline function add<T>(x:T):Void { | ||
|  | 		if (charBuf != null) | ||
|  | 			flush(); | ||
|  | 		if (b == null) | ||
|  | 			b = [Std.string(x)]; | ||
|  | 		else | ||
|  | 			b.push(Std.string(x)); | ||
|  | 	} | ||
|  | 
 | ||
|  | 	public #if !cppia inline #end function addSub(s:String, pos:Int, ?len:Int):Void { | ||
|  | 		if (charBuf != null) | ||
|  | 			flush(); | ||
|  | 		if (b == null) | ||
|  | 			b = [s.substr(pos, len)]; | ||
|  | 		else | ||
|  | 			b.push(s.substr(pos, len)); | ||
|  | 	} | ||
|  | 
 | ||
|  | 	public #if !cppia inline #end function addChar(c:Int):Void { | ||
|  | 		#if hxcpp_smart_strings | ||
|  | 		if (c >= 127) | ||
|  | 			add(String.fromCharCode(c)); | ||
|  | 		else | ||
|  | 		#end | ||
|  | 		{ | ||
|  | 			if (charBuf == null) | ||
|  | 				charBuf = new Array<cpp.Char>(); | ||
|  | 			charBuf.push(c); | ||
|  | 		} | ||
|  | 	} | ||
|  | 
 | ||
|  | 	public function toString():String { | ||
|  | 		if (charBuf != null) | ||
|  | 			flush(); | ||
|  | 		if (b == null || b.length == 0) | ||
|  | 			return ""; | ||
|  | 		if (b.length == 1) | ||
|  | 			return b[0]; | ||
|  | 		return b.join(""); | ||
|  | 	} | ||
|  | } |