| 'use strict'; |
| |
| var GetIntrinsic = require('get-intrinsic'); |
| |
| var $TypeError = GetIntrinsic('%TypeError%'); |
| |
| var callBound = require('call-bind/callBound'); |
| |
| var $push = callBound('Array.prototype.push'); |
| |
| var CodePointAt = require('./CodePointAt'); |
| var Type = require('./Type'); |
| |
| // https://262.ecma-international.org/11.0/#sec-utf16decodestring |
| |
| module.exports = function UTF16DecodeString(string) { |
| if (Type(string) !== 'String') { |
| throw new $TypeError('Assertion failed: `string` must be a String'); |
| } |
| var codePoints = []; |
| var size = string.length; |
| var position = 0; |
| while (position < size) { |
| var cp = CodePointAt(string, position); |
| $push(codePoints, cp['[[CodePoint]]']); |
| position += cp['[[CodeUnitCount]]']; |
| } |
| return codePoints; |
| }; |