mirror of https://github.com/jkjoy/sunpeiwen.git
23 lines
660 B
JavaScript
23 lines
660 B
JavaScript
'use strict';
|
|
|
|
var GetIntrinsic = require('get-intrinsic');
|
|
|
|
var $TypeError = GetIntrinsic('%TypeError%');
|
|
|
|
var isFinite = require('../../helpers/isFinite');
|
|
var isNaN = require('../../helpers/isNaN');
|
|
var Type = require('../Type');
|
|
|
|
// https://262.ecma-international.org/11.0/#sec-numeric-types-number-divide
|
|
|
|
module.exports = function NumberDivide(x, y) {
|
|
if (Type(x) !== 'Number' || Type(y) !== 'Number') {
|
|
throw new $TypeError('Assertion failed: `x` and `y` arguments must be Numbers');
|
|
}
|
|
if (isNaN(x) || isNaN(y) || (!isFinite(x) && !isFinite(y))) {
|
|
return NaN;
|
|
}
|
|
// shortcut for the actual spec mechanics
|
|
return x / y;
|
|
};
|