flipmotion

  [UPDATE_PASSENGER](state, { id, form: passenger, fieldName }) {
    const hasBirthdayField = has('birthday', passenger.fields);

    let updatedPassenger;
    let newState = evolve({
      fields: {
        passengers: map(
          (p) => {
            if (p.id === id) {
              updatedPassenger = mergeWithKey(