full mutation component

<Mutation
  mutation={CREATE_USER_MUTATION}
  update={(cache, { data: { createUser } }) => {
    const { users } = cache.readQuery({ query: GET_ALL_USERS_QUERY });
    cache.writeQuery({ query: GET_ALL_USERS_QUERY, data: { users: users.concat([createUser]) } });
  }}
>
  {createUser => (
    <CreateUser
      createUser={createUser}
      createNewUser={this.createNewUser}
      state={this.state}
      handleChange={this.handleChange}
    />
  )}
</Mutation>