| 'use strict'; | |
| var $TypeError = require('es-errors/type'); | |
| var max = require('math-intrinsics/max'); | |
| var min = require('math-intrinsics/min'); | |
| // https://262.ecma-international.org/12.0/#clamping | |
| module.exports = function clamp(x, lower, upper) { | |
| if (typeof x !== 'number' || typeof lower !== 'number' || typeof upper !== 'number' || !(lower <= upper)) { | |
| throw new $TypeError('Assertion failed: all three arguments must be MVs, and `lower` must be `<= upper`'); | |
| } | |
| return min(max(lower, x), upper); | |
| }; |