| 'use strict'; | 
|   | 
| var GetIntrinsic = require('get-intrinsic'); | 
|   | 
| var $TypeError = GetIntrinsic('%TypeError%'); | 
|   | 
| var Type = require('../Type'); | 
|   | 
| var NumberAdd = require('./add'); | 
| var NumberUnaryMinus = require('./unaryMinus'); | 
|   | 
| // https://262.ecma-international.org/12.0/#sec-numeric-types-number-subtract | 
|   | 
| module.exports = function NumberSubtract(x, y) { | 
|     if (Type(x) !== 'Number' || Type(y) !== 'Number') { | 
|         throw new $TypeError('Assertion failed: `x` and `y` arguments must be Numbers'); | 
|     } | 
|     return NumberAdd(x, NumberUnaryMinus(y)); | 
| }; |