react checkbox support indeterminate

Checkbox.jsx

import React, { PropTypes, Component } from 'react';

class Checkbox extends Component {
  static propTypes = {
    indeterminate: PropTypes.bool,
  };

  componentDidUpdate() {
    if (typeof this.props.indeterminate !== 'undefined') {
      this.checkbox.indeterminate = this.props.indeterminate;
    }
  }

  render() {
    const {
      indeterminate,
      ...rest
    } = this.props;

    return (
      <input
        ref={ (ref) => { this.checkbox = ref; } }
        type="checkbox"
        { ...rest }
      />
    );
  }
}

export default Checkbox;