TypeError: registerObserver is not a function
Module../src/index.js
src/index.js:16
13 | // do something with the measures
14 | }
15 |
> 16 | registerObserver(options, callback)
17 |
18 | ReactDOM.render(<App />, document.getElementById('root'))
19 |
View compiled
__webpack_require__
/Users/james/www/react-apps/react-complete-guide-eject/webpack/bootstrap:782
779 | };
780 |
781 | // Execute the module function
> 782 | modules[moduleId].call(module.exports, module, module.exports, hotCreateRequire(moduleId));
| ^ 783 |
784 | // Flag the module as loaded
785 | module.l = true;
View compiled
fn
/Users/james/www/react-apps/react-complete-guide-eject/webpack/bootstrap:150
147 | );
148 | hotCurrentParents = [];
149 | }
> 150 | return __webpack_require__(request);
| ^ 151 | };
152 | var ObjectFactory = function ObjectFactory(name) {
153 | return {
View compiled
0
http://localhost:3000/static/js/main.chunk.js:626:18
__webpack_require__
/Users/james/www/react-apps/react-complete-guide-eject/webpack/bootstrap:782
779 | };
780 |
781 | // Execute the module function
> 782 | modules[moduleId].call(module.exports, module, module.exports, hotCreateRequire(moduleId));
| ^ 783 |
784 | // Flag the module as loaded
785 | module.l = true;
View compiled
checkDeferredModules
/Users/james/www/react-apps/react-complete-guide-eject/webpack/bootstrap:45
42 | }
43 | if(fulfilled) {
44 | deferredModules.splice(i--, 1);
> 45 | result = __webpack_require__(__webpack_require__.s = deferredModule[0]);
| ^ 46 | }
47 | }
48 | return result;
View compiled
Array.webpackJsonpCallback [as push]
/Users/james/www/react-apps/react-complete-guide-eject/webpack/bootstrap:32
29 | deferredModules.push.apply(deferredModules, executeModules || []);
30 |
31 | // run deferred modules when all chunks ready
> 32 | return checkDeferredModules();
| ^ 33 | };
34 | function checkDeferredModules() {
35 | var result;
View compiled
(anonymous function)
http://localhost:3000/static/js/main.chunk.js:1:57
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