Constnium/node_modules/es-abstract/2021/NumberBitwiseOp.js
2022-06-23 02:27:43 +02:00

29 lines
757 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-numberbitwiseop
module.exports = function NumberBitwiseOp(op, x, y) {
if (op !== '&' && op !== '|' && op !== '^') {
throw new $TypeError('Assertion failed: `op` must be `&`, `|`, or `^`');
}
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);
if (op === '&') {
return lnum & rnum;
}
if (op === '|') {
return lnum | rnum;
}
return lnum ^ rnum;
};