Deep Diff between two objects, using Lodash - Supports nested arrays.

difference.ts

  getDiff() {
      function changes(object, base) {
        let arrayIndexCounter = 0;
        return _.transform(object, function (result, value, key) {
          if (!_.isEqual(value, base[key])) {
            let resultKey = _.isArray(base) ? arrayIndexCounter++ : key;
            result[resultKey] = (_.isObject(value) && _.isObject(base[key])) ? changes(value, base[key]) : value;
            console.log("Result: " + JSON.stringify(result));
          }
        });
      }
      return changes(compareObject, baseObject);
  }