react-native-json-tree/src/objType.js

React Native JSON viewing component, based on react-json-tree

export default function objType(obj) {
  if (
    obj !== null &&
    typeof obj === 'object' &&
    !Array.isArray(obj) &&
    typeof obj[Symbol.iterator] === 'function'
  ) {
    return 'Iterable';
  }
  return Object.prototype.toString.call(obj).slice(8, -1);
}