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19 lines
518 B
JavaScript
19 lines
518 B
JavaScript
import isArguments from '../isArguments.js'
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/** Built-in value reference. */
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const spreadableSymbol = Symbol.isConcatSpreadable
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/**
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* Checks if `value` is a flattenable `arguments` object or array.
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*
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* @private
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* @param {*} value The value to check.
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* @returns {boolean} Returns `true` if `value` is flattenable, else `false`.
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*/
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function isFlattenable(value) {
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return Array.isArray(value) || isArguments(value) ||
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!!(spreadableSymbol && value && value[spreadableSymbol])
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}
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export default isFlattenable
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