Jack Works

We're using "import" with webpack. In our environment, a script tag is also not possible.

Do you still need a repro? If so I'll try to make one later

https://codesandbox.io/s/determined-butterfly-6xqnj?file=/src/index.js @bvaughn hi, as you can see, in this sandbox, every 5 sec an error will be printed

Only WebSocket connection failure cannot be programmatic silenced or any connection? If HTTP failure can be silenced, maybe devtools can send HEAD request before the connection to check if standalone...

> I think a HEAD request would also log an error. (You can try it yourself and confirm.) I found HEAD request won't log error in my console. (Chrome) >...


Or what if set `xhr.timeout` to a very small value (e.g. 100 ms)? Does it log if the request was canceled?

 Oh I select "Hide network" in my daily life developing so it gets filtered. But I found the `timeout` the trick does work. If the request is canceled, even...

Oh strange... I guess maybe I installed too many browser extensions so that accessing localhost:port will have a big delay so I can use timeout before the network error...

> app.module.ts ```typescript import { MyComponent } from './my-comp' @NgModule({ declarations: [AppComponent], imports: [BrowserModule], providers: [], bootstrap: [AppComponent], customElements: [MyCompoent] }) export class AppModule {} ``` > my-comp.ts ```typescript export...