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39 lines
890 B
39 lines
890 B
var baseClamp = require('./_baseClamp'),
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toNumber = require('./toNumber');
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/**
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* Clamps `number` within the inclusive `lower` and `upper` bounds.
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*
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* @static
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* @memberOf _
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* @since 4.0.0
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* @category Number
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* @param {number} number The number to clamp.
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* @param {number} [lower] The lower bound.
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* @param {number} upper The upper bound.
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* @returns {number} Returns the clamped number.
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* @example
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*
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* _.clamp(-10, -5, 5);
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* // => -5
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*
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* _.clamp(10, -5, 5);
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* // => 5
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*/
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function clamp(number, lower, upper) {
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if (upper === undefined) {
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upper = lower;
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lower = undefined;
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}
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if (upper !== undefined) {
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upper = toNumber(upper);
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upper = upper === upper ? upper : 0;
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}
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if (lower !== undefined) {
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lower = toNumber(lower);
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lower = lower === lower ? lower : 0;
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}
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return baseClamp(toNumber(number), lower, upper);
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}
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module.exports = clamp;
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