18 lines
576 B
JavaScript
18 lines
576 B
JavaScript
'use strict';
|
|
|
|
var GetIntrinsic = require('get-intrinsic');
|
|
|
|
var $TypeError = GetIntrinsic('%TypeError%');
|
|
var max = GetIntrinsic('%Math.max%');
|
|
var min = GetIntrinsic('%Math.min%');
|
|
|
|
var Type = require('./Type');
|
|
|
|
// https://262.ecma-international.org/12.0/#clamping
|
|
|
|
module.exports = function clamp(x, lower, upper) {
|
|
if (Type(x) !== 'Number' || Type(lower) !== 'Number' || Type(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);
|
|
};
|