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30 lines
848 B
JavaScript
30 lines
848 B
JavaScript
import getTag from './.internal/getTag.js'
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import nodeUtil from './.internal/nodeUtil.js'
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/** Used to match `toStringTag` values of typed arrays. */
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const reTypedTag = /^\[object (?:Float(?:32|64)|(?:Int|Uint)(?:8|16|32)|Uint8Clamped)\]$/
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/* Node.js helper references. */
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const nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray
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/**
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* Checks if `value` is classified as a typed array.
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*
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* @since 3.0.0
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* @category Lang
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* @param {*} value The value to check.
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* @returns {boolean} Returns `true` if `value` is a typed array, else `false`.
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* @example
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*
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* isTypedArray(new Uint8Array)
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* // => true
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*
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* isTypedArray([])
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* // => false
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*/
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const isTypedArray = nodeIsTypedArray
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? (value) => nodeIsTypedArray(value)
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: (value) => typeof value == 'object' && value != null && reTypedTag.test(getTag(value))
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export default isTypedArray
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