115 lines
3.2 KiB
Haxe
115 lines
3.2 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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package haxe;
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/**
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Since not all platforms guarantee that `String` always uses UTF-8 encoding, you
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can use this cross-platform API to perform operations on such strings.
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**/
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@:deprecated('haxe.Utf8 is deprecated. Use UnicodeString instead.')
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class Utf8 {
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var __b:String;
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/**
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Allocate a new Utf8 buffer using an optional bytes size.
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**/
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public function new(?size:Int) {
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__b = "";
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}
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/**
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Add the given UTF8 character code to the buffer.
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**/
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public inline function addChar(c:Int):Void {
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__b += String.fromCharCode(c);
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}
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/**
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Returns the buffer converted to a String.
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**/
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public inline function toString():String {
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return __b;
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}
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/**
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Call the `chars` function for each UTF8 char of the string.
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**/
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public static function iter(s:String, chars:Int->Void) {
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for (i in 0...s.length)
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chars(s.charCodeAt(i));
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}
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/**
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Encode the input ISO string into the corresponding UTF8 one.
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**/
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public static function encode(s:String):String {
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throw new haxe.exceptions.NotImplementedException();
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}
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/**
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Decode an UTF8 string back to an ISO string.
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Throw an exception if a given UTF8 character is not supported by the decoder.
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**/
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public static function decode(s:String):String {
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throw new haxe.exceptions.NotImplementedException();
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}
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/**
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Similar to `String.charCodeAt` but uses the UTF8 character position.
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**/
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public static inline function charCodeAt(s:String, index:Int):Int {
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return s.charCodeAt(index);
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}
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/**
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Tells if the String is correctly encoded as UTF8.
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**/
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public static inline function validate(s:String):Bool {
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return true;
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}
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/**
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Returns the number of UTF8 chars of the String.
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**/
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#if js
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extern
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#end
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public static inline function length(s:String):Int {
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return s.length;
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}
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/**
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Compare two UTF8 strings, character by character.
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**/
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public static function compare(a:String, b:String):Int {
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return a > b ? 1 : (a == b ? 0 : -1);
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}
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/**
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This is similar to `String.substr` but the `pos` and `len` parts are considering UTF8 characters.
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**/
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public static inline function sub(s:String, pos:Int, len:Int):String {
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return s.substr(pos, len);
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}
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}
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