@feugene/mu
Version:
Helpful TS utilities without dependencies
43 lines • 2.72 kB
JavaScript
/** `Object#toString` result references. */
import { isObjectLike } from '../../is/isObject.mjs';
import isLength from '../../is/isLength.mjs';
import baseGetTag from './baseGetTag.mjs';
const argumentsTag = '[object Arguments]', arrayTag = '[object Array]', boolTag = '[object Boolean]', dateTag = '[object Date]', errorTag = '[object Error]', funcTag = '[object Function]', mapTag = '[object Map]', numberTag = '[object Number]', objectTag = '[object Object]', regexpTag = '[object RegExp]', setTag = '[object Set]', stringTag = '[object String]', weakMapTag = '[object WeakMap]';
const arrayBufferTag = '[object ArrayBuffer]', dataViewTag = '[object DataView]', float32Tag = '[object Float32Array]', float64Tag = '[object Float64Array]', int8Tag = '[object Int8Array]', int16Tag = '[object Int16Array]', int32Tag = '[object Int32Array]', uint8Tag = '[object Uint8Array]', uint8ClampedTag = '[object Uint8ClampedArray]', uint16Tag = '[object Uint16Array]', uint32Tag = '[object Uint32Array]';
/** Used to identify `toStringTag` values of typed arrays. */
const typedArrayTags = {};
typedArrayTags[float32Tag] =
typedArrayTags[float64Tag] =
typedArrayTags[int8Tag] =
typedArrayTags[int16Tag] =
typedArrayTags[int32Tag] =
typedArrayTags[uint8Tag] =
typedArrayTags[uint8ClampedTag] =
typedArrayTags[uint16Tag] =
typedArrayTags[uint32Tag] =
true;
typedArrayTags[argumentsTag] =
typedArrayTags[arrayTag] =
typedArrayTags[arrayBufferTag] =
typedArrayTags[boolTag] =
typedArrayTags[dataViewTag] =
typedArrayTags[dateTag] =
typedArrayTags[errorTag] =
typedArrayTags[funcTag] =
typedArrayTags[mapTag] =
typedArrayTags[numberTag] =
typedArrayTags[objectTag] =
typedArrayTags[regexpTag] =
typedArrayTags[setTag] =
typedArrayTags[stringTag] =
typedArrayTags[weakMapTag] =
false;
/**
* The base implementation of `isTypedArray` without Node.js optimizations.
*
* @private
*/
export default function baseIsTypedArray(value) {
return isObjectLike(value) && isLength(value.length) && typedArrayTags[baseGetTag(value)];
}
//# sourceMappingURL=baseIsTypedArray.mjs.map