You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
40 lines
890 B
40 lines
890 B
var baseClamp = require('./_baseClamp'),
|
|
toNumber = require('./toNumber');
|
|
|
|
/**
|
|
* Clamps `number` within the inclusive `lower` and `upper` bounds.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.0.0
|
|
* @category Number
|
|
* @param {number} number The number to clamp.
|
|
* @param {number} [lower] The lower bound.
|
|
* @param {number} upper The upper bound.
|
|
* @returns {number} Returns the clamped number.
|
|
* @example
|
|
*
|
|
* _.clamp(-10, -5, 5);
|
|
* // => -5
|
|
*
|
|
* _.clamp(10, -5, 5);
|
|
* // => 5
|
|
*/
|
|
function clamp(number, lower, upper) {
|
|
if (upper === undefined) {
|
|
upper = lower;
|
|
lower = undefined;
|
|
}
|
|
if (upper !== undefined) {
|
|
upper = toNumber(upper);
|
|
upper = upper === upper ? upper : 0;
|
|
}
|
|
if (lower !== undefined) {
|
|
lower = toNumber(lower);
|
|
lower = lower === lower ? lower : 0;
|
|
}
|
|
return baseClamp(toNumber(number), lower, upper);
|
|
}
|
|
|
|
module.exports = clamp;
|