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44 lines
768 B
44 lines
768 B
var isArray = require('./isArray'); |
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/** |
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* Casts `value` as an array if it's not one. |
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* |
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* @static |
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* @memberOf _ |
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* @since 4.4.0 |
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* @category Lang |
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* @param {*} value The value to inspect. |
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* @returns {Array} Returns the cast array. |
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* @example |
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* |
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* _.castArray(1); |
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* // => [1] |
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* |
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* _.castArray({ 'a': 1 }); |
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* // => [{ 'a': 1 }] |
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* |
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* _.castArray('abc'); |
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* // => ['abc'] |
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* |
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* _.castArray(null); |
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* // => [null] |
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* |
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* _.castArray(undefined); |
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* // => [undefined] |
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* |
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* _.castArray(); |
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* // => [] |
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* |
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* var array = [1, 2, 3]; |
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* console.log(_.castArray(array) === array); |
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* // => true |
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*/ |
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function castArray() { |
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if (!arguments.length) { |
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return []; |
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} |
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var value = arguments[0]; |
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return isArray(value) ? value : [value]; |
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} |
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module.exports = castArray;
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