Sha256: 4a84fe0de13660a11bc7f0e2ccdb5611e6767e0f40b20a16c335db7316cf369f
Contents?: true
Size: 700 Bytes
Versions: 155
Compression:
Stored size: 700 Bytes
Contents
'use strict';
var GetIntrinsic = require('get-intrinsic');
var $TypeError = GetIntrinsic('%TypeError%');
var $fromCharCode = GetIntrinsic('%String.fromCharCode%');
var floor = require('./floor');
var modulo = require('./modulo');
var isCodePoint = require('../helpers/isCodePoint');
// https://262.ecma-international.org/7.0/#sec-utf16encoding
module.exports = function UTF16Encoding(cp) {
if (!isCodePoint(cp)) {
throw new $TypeError('Assertion failed: `cp` must be >= 0 and <= 0x10FFFF');
}
if (cp <= 65535) {
return $fromCharCode(cp);
}
var cu1 = floor((cp - 65536) / 1024) + 0xD800;
var cu2 = modulo(cp - 65536, 1024) + 0xDC00;
return $fromCharCode(cu1) + $fromCharCode(cu2);
};
Version data entries
155 entries across 30 versions & 4 rubygems