fluorine-lib/es/components/Provider.js

Reactive state and side effect management for React using a single stream of actions

var _class, _temp;

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

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

import assert from '../util/assert';
import isObservable from '../util/isObservable';
import isDispatcher from '../util/isDispatcher';

import createDispatcher from '../createDispatcher';

var Provider = (_temp = _class = function (_Component) {
  _inherits(Provider, _Component);

  function Provider(props) {
    _classCallCheck(this, Provider);

    var _this = _possibleConstructorReturn(this, _Component.call(this, props));

    var dispatcher = props.dispatcher;
    var observable = props.observable;


    if (!dispatcher) {
      dispatcher = createDispatcher();
    } else {
      assert(isDispatcher(dispatcher), 'Expected prop dispatcher to be a Dispatcher.');
    }

    _this.observer = {
      next: dispatcher.next,
      error: dispatcher.error,
      complete: dispatcher.complete
    };

    if (observable && typeof observable === 'function') {
      _this.observable = observable(dispatcher);
    } else if (isObservable(observable)) {
      _this.observable = observable;
    } else {
      _this.observable = dispatcher;
    }

    assert(isObservable(_this.observable), 'Expected provided observable to be an Observable.');
    return _this;
  }

  Provider.prototype.getChildContext = function getChildContext() {
    var observer = this.observer,
        observable = this.observable;

    return { observer: observer, observable: observable };
  };

  Provider.prototype.render = function render() {
    return this.props.children;
  };

  return Provider;
}(Component), _class.propTypes = {
  dispatcher: PropTypes.object,
  observable: PropTypes.oneOfType([PropTypes.func, PropTypes.object])
}, _class.childContextTypes = {
  observer: React.PropTypes.object,
  observable: React.PropTypes.object
}, _temp);
export { Provider as default };