renderer.js — react Source File

Source Code

/**
 * Supports render.html, a piece of the hydration fixture. See /hydration
 */

'use strict';

(function () {
  var Fixture = null;
  var output = document.getElementById('output');
  var status = document.getElementById('status');
  var hydrate = document.getElementById('hydrate');
  var reload = document.getElementById('reload');
  var renders = 0;
  var failed = false;

  var needsReactDOM = getBooleanQueryParam('needsReactDOM');
  var needsCreateElement = getBooleanQueryParam('needsCreateElement');

  function unmountComponent(node) {
    // ReactDOM was moved into a separate package in 0.14
    if (needsReactDOM) {
      ReactDOM.unmountComponentAtNode(node);
    } else if (React.unmountComponentAtNode) {
      React.unmountComponentAtNode(node);
    } else {
      // Unmounting for React 0.4 and lower
      React.unmountAndReleaseReactRootNode(node);
    }
  }

  function createElement(value) {
    // React.createElement replaced function invocation in 0.12
    if (needsCreateElement) {
      return React.createElement(value);
    } else {
      return value();
    }
  }

  function getQueryParam(key) {
    var pattern = new RegExp(key + '=([^&]+)(&|$)');
    var matches = window.location.search.match(pattern);

    if (matches) {
      return decodeURIComponent(matches[1]);
    }

    handleError(new Error('No key found for' + key));
  }

  function getBooleanQueryParam(key) {
    return getQueryParam(key) === 'true';
  }

  function setStatus(label) {
    status.innerHTML = label;
  }

  function prerender() {
    setStatus('Generating markup');
// ... (142 more lines)