A plug for sending JavaScript errors to AppSignal.

Phoenix usage

Add the following parser to your router.

plug Plug.Parsers,
  parsers: [:urlencoded, :multipart, :json],
  pass: ["*/*"],
  json_decoder: Poison

Add the Appsignal.JSPlug to your endpoint.ex file.

use Appsignal.Phoenix # Below the AppSignal (Phoenix) plug
plug Appsignal.JSPlug

Now send the errors with a POST request to the /appsignal_error_catcher endpoint.

Required JSON payload fields are:

• name - String - the error name.
• message - String - the error message.
• backtrace - List<String> - the error backtrace. A list of Strings with lines and linenumbers.
• environment - Map<String, any> - a Map of environment values that are relevant to the error. Such as the browser type and version, the user's Operating System, screen width and height.

Optional fields are:

• action - String - the action name in which the error occured.
• params - Map<String, any> - a Map of parameters for this action, function or page request params.

For more information see the AppSignal Front-end error handling Beta docs: https://docs.appsignal.com/front-end/error-handling.html