react-form-controlled/module/If.js

Intuitive react forms for building powerful applications

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

import { Children } from 'react';
import PropTypes from 'prop-types';
import Element from './Element';

export default class If extends Element {

  render() {
    const value = this.getValue();
    const { cond, children } = this.props;
    const parent = this.getParent();
    if (typeof cond !== 'function' || !children) {
      return null;
    }

    const canShow = cond(value);
    if (!canShow) {
      return null;
    }

    return Children.only(parent.processChildren(children));
  }
}
If.propTypes = _extends({}, Element.propTypes, {
  cond: PropTypes.func.isRequired,
  children: PropTypes.node
});
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