backbone-fusioncharts/src/utils/utils.js

Simple and Lightweight Backbone wrapper for FusionCharts JavaScript Charting Library

export function isObject(value) {
  return value !== null && typeof value === 'object';
}

export function isCallable(value) {
  return typeof value === 'function';
}

export function isSameObjectContent(obj1, obj2) {
  if (Object.keys(obj1).length !== Object.keys(obj2).length) { return false; }
  const keys = Object.keys(obj1);

  for (let i = 0; i < keys.length; i += 1) {
    const key = keys[i];
    if (isObject(obj1[key]) && isObject(obj2[key])) {
      if (!isSameObjectContent(obj1[key], obj2[key])) {
        return false;
      }
    } else if (obj1[key] !== obj2[key]) {
      return false;
    }
  }
  return true;
}

export function isUndefined(value) {
  // eslint-disable-next-line no-void
  const UNDEFINED = void (0);
  return value === UNDEFINED;
}

export function deepCopyOf(obj) {
  return JSON.parse(JSON.stringify(obj));
}