uh-oh

uh-oh is an error handler for Express with a stylistic and useful interface for viewing application error traces.

Features

• Stack Traces – Get a list of errors and where they happend.
• Source Code Preview – Get a quick summary of where errors occurred with indicators.
• Context Overview – See context of your application and the request body.
• Open In Editor – Quickly open source files from the browser with a click.

... and more to come.

Install

Simply install it using npm

npm install --save uh-oh

or using Yarn

yarn add uh-oh

Usage

import uhOh from 'uh-oh'

// Register it after routes and middlewares, that you
// want uh-oh to handle.
app.use(uhOh(app))

Note: It also registers a middleware to allow opening file URLs in your editor.

API

uhOh(app: express.Application[, options: Object]) -> Function

Returns a middleware function, which catches errors passed by other middleware.

Options

stackTraceOptions: Object

Options are passed in to parsetrace.

editorOptions: Object

Additional options are passed in to express-open-in-editor.

Future Plans

Uh-oh is still in the works, and a few plans to improve it are under way:

• Support sourcemaps for compiled/minified source files.
• Syntax highlighting for source view.

Contributing

You're welcome to create an issue or submit a pull request if you either have a great addition or just found a bug.

License

MIT License