Sha256: 713125181b6ded4bf51336abbd9da2a9210285d6e61668fa53f6cca91406424e
Contents?: true
Size: 599 Bytes
Versions: 31
Compression:
Stored size: 599 Bytes
Contents
'use strict';
var GetIntrinsic = require('get-intrinsic');
var $TypeError = GetIntrinsic('%TypeError%');
var ToInt32 = require('../ToInt32');
var ToUint32 = require('../ToUint32');
var Type = require('../Type');
// https://262.ecma-international.org/11.0/#sec-numeric-types-number-leftShift
module.exports = function NumberLeftShift(x, y) {
if (Type(x) !== 'Number' || Type(y) !== 'Number') {
throw new $TypeError('Assertion failed: `x` and `y` arguments must be Numbers');
}
var lnum = ToInt32(x);
var rnum = ToUint32(y);
var shiftCount = rnum & 0x1F;
return lnum << shiftCount;
};
Version data entries
31 entries across 30 versions & 4 rubygems