personae/app/utils/isEmptyable.js

// noinspection ES6ConvertVarToLetConst

export default function isEmptyable(value) {
  return !_isNil &&
    (looksLikeArray(value) ||
      looksLikeMap(value) ||
      isPrototype(value) ||
      isKeyedObject(value)
    )

  function looksLikeArray(value) {
    return _isArrayLike(value) && (_isArray(value) || typeof value == "string" || typeof value.splice == "function" || _isBuffer(value) || _isTypedArray(value) || _isArguments(value))
  }

  function looksLikeMap(value) {
    const tag = getTag(value)
    const mapTag = "[object Map]"
    const setTag = "[object Set]"

    return (tag === mapTag) || (tag === setTag)
  }

  function isKeyedObject(value) {
    return _isObject(value) && (_keys(value).length > 0)
  }

  // lodash internals
  function isPrototype(value) {
    const objectProto = Object.prototype
    const Ctor = value && value.constructor
    const proto = (typeof Ctor === "function" && Ctor.prototype) || objectProto

    return value === proto
  }

  function getTag(value) {
    const nullTag = "[object Null]"
    const symToStringTag = Symbol ? Symbol.toStringTag : undefined
    const undefinedTag = "[object Undefined]"
    const objectProto = Object.prototype
    const hasOwnProperty = objectProto.hasOwnProperty
    const nativeObjectToString = objectProto.toString

    if (value == null) {
      return value === undefined ? undefinedTag : nullTag
    }

    return symToStringTag && symToStringTag in Object(value)
      ? getRawTag(value)
      : objectToString(value)

    function getRawTag(value) {
      const isOwn = hasOwnProperty.call(value, symToStringTag)
      const tag = value[symToStringTag]

      try {
        value[symToStringTag] = undefined
        var unmasked = true
      } catch (e) {
      }

      const result = nativeObjectToString.call(value)

      if (unmasked) {
        if (isOwn) {
          value[symToStringTag] = tag
        } else {
          delete value[symToStringTag]
        }
      }

      return result
    }

    function objectToString(value) {
      return nativeObjectToString.call(value)
    }
  }
}