Constnium/node_modules/es-abstract/2022/CodePointsToString.js
2022-06-23 02:27:43 +02:00

27 lines
788 B
JavaScript

'use strict';
var GetIntrinsic = require('get-intrinsic');
var $TypeError = GetIntrinsic('%TypeError%');
var UTF16EncodeCodePoint = require('./UTF16EncodeCodePoint');
var IsArray = require('./IsArray');
var forEach = require('../helpers/forEach');
var isCodePoint = require('../helpers/isCodePoint');
// https://ecma-international.org/ecma-262/12.0/#sec-codepointstostring
module.exports = function CodePointsToString(text) {
if (!IsArray(text)) {
throw new $TypeError('Assertion failed: `text` must be a sequence of Unicode Code Points');
}
var result = '';
forEach(text, function (cp) {
if (!isCodePoint(cp)) {
throw new $TypeError('Assertion failed: `text` must be a sequence of Unicode Code Points');
}
result += UTF16EncodeCodePoint(cp);
});
return result;
};