17 lines
500 B
JavaScript
17 lines
500 B
JavaScript
|
'use strict';
|
||
|
|
|
||
|
|
var $TypeError = require('es-errors/type');
|
||
|
|
|
||
|
|
var ToInt32 = require('../ToInt32');
|
||
|
|
|
||
|
|
// https://262.ecma-international.org/11.0/#sec-numeric-types-number-bitwiseNOT
|
||
|
|
|
||
|
|
module.exports = function NumberBitwiseNOT(x) {
|
||
|
|
if (typeof x !== 'number') {
|
||
|
|
throw new $TypeError('Assertion failed: `x` argument must be a Number');
|
||
|
|
}
|
||
|
|
var oldValue = ToInt32(x);
|
||
|
|
// Return the result of applying the bitwise operator op to lnum and rnum. The result is a signed 32-bit integer.
|
||
|
|
return ~oldValue;
|
||
|
|
};
|