dmx-error-handler-poc

Custom Error Handler for Microservices

Create descriptive errors for APIs.

Currenlty supporting preconfigured messages for the following error codes:

Error Code	Default
200	OK
201	Created
304	Not Modified
400	Bad Request
401	Unauthorized
403	Forbidden
500	Internal Server Error

Installation

npm install
npm start

1. Navigate to http://localhost:3000 to begin seeing custom error messages

Watchlist Setup

The error handler currently loads custom error messages from lib/watch.list (a CSV file) during initialization.

Sample format for Dealer retrieval:

/dealer, 304, Dealer Account Not Update
/dealer, 400, Dealer ID is missing
/dealer, 401, Unauthorized Dealer

Field Description

Endpoint	Status Code	Custom Message
/dealer	304	Dealer Account Not Updated
/dealer	400	Dealer ID is missing
/dealer	401	Unauthorized Dealer

Todos:

• Modularize the error handler
• Create automated unit tests
• Support endpoints with wildcards