[6a3a178] | 1 | var baseGetTag = require('./_baseGetTag'),
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| 2 | isLength = require('./isLength'),
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| 3 | isObjectLike = require('./isObjectLike');
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| 4 |
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| 5 | /** `Object#toString` result references. */
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| 6 | var argsTag = '[object Arguments]',
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| 7 | arrayTag = '[object Array]',
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| 8 | boolTag = '[object Boolean]',
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| 9 | dateTag = '[object Date]',
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| 10 | errorTag = '[object Error]',
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| 11 | funcTag = '[object Function]',
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| 12 | mapTag = '[object Map]',
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| 13 | numberTag = '[object Number]',
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| 14 | objectTag = '[object Object]',
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| 15 | regexpTag = '[object RegExp]',
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| 16 | setTag = '[object Set]',
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| 17 | stringTag = '[object String]',
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| 18 | weakMapTag = '[object WeakMap]';
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| 19 |
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| 20 | var arrayBufferTag = '[object ArrayBuffer]',
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| 21 | dataViewTag = '[object DataView]',
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| 22 | float32Tag = '[object Float32Array]',
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| 23 | float64Tag = '[object Float64Array]',
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| 24 | int8Tag = '[object Int8Array]',
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| 25 | int16Tag = '[object Int16Array]',
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| 26 | int32Tag = '[object Int32Array]',
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| 27 | uint8Tag = '[object Uint8Array]',
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| 28 | uint8ClampedTag = '[object Uint8ClampedArray]',
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| 29 | uint16Tag = '[object Uint16Array]',
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| 30 | uint32Tag = '[object Uint32Array]';
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| 31 |
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| 32 | /** Used to identify `toStringTag` values of typed arrays. */
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| 33 | var typedArrayTags = {};
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| 34 | typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =
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| 35 | typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =
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| 36 | typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =
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| 37 | typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =
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| 38 | typedArrayTags[uint32Tag] = true;
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| 39 | typedArrayTags[argsTag] = typedArrayTags[arrayTag] =
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| 40 | typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =
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| 41 | typedArrayTags[dataViewTag] = typedArrayTags[dateTag] =
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| 42 | typedArrayTags[errorTag] = typedArrayTags[funcTag] =
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| 43 | typedArrayTags[mapTag] = typedArrayTags[numberTag] =
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| 44 | typedArrayTags[objectTag] = typedArrayTags[regexpTag] =
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| 45 | typedArrayTags[setTag] = typedArrayTags[stringTag] =
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| 46 | typedArrayTags[weakMapTag] = false;
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| 47 |
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| 48 | /**
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| 49 | * The base implementation of `_.isTypedArray` without Node.js optimizations.
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| 50 | *
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| 51 | * @private
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| 52 | * @param {*} value The value to check.
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| 53 | * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.
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| 54 | */
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| 55 | function baseIsTypedArray(value) {
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| 56 | return isObjectLike(value) &&
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| 57 | isLength(value.length) && !!typedArrayTags[baseGetTag(value)];
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| 58 | }
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| 59 |
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| 60 | module.exports = baseIsTypedArray;
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