mirror of
https://github.com/idanoo/GoScrobble.git
synced 2024-11-24 17:35:16 +00:00
25 lines
613 B
JavaScript
25 lines
613 B
JavaScript
|
'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-signedRightShift
|
||
|
|
|
||
|
|
module.exports = function NumberSignedRightShift(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;
|
||
|
|
};
|