export function isPlainObject()

in pattern/aws-dynamodb-kinesisstreams-s3/lib/utils.ts [9:38]

• 20 lines of code
• 6 McCabe index (conditional complexity)

export function isPlainObject (o: object) {
  if (Array.isArray(o) === true) {
    return true
  }

  if (!isObject(o)) {
    return false
  }

  // If has modified constructor
  const ctor = o.constructor
  if (typeof ctor !== 'function') {
    return false
  }

  // If has modified prototype
  const prot = ctor.prototype
  if (!isObject(prot)) {
    return false
  }

  // If constructor does not have an Object-specific method
  // eslint-disable-next-line
  if (!prot.hasOwnProperty('isPrototypeOf')) {
    return false
  }

  // Most likely a plain Object
  return true
}