motion/node_modules/raven/lib/middleware/connect.js

motion - moving development forward

var raven = require('../client');
var parsers = require('../parsers');

// Legacy support
var connectMiddleware = function(client) {
    return connectMiddleware.errorHandler(client);
};

// Error handler. This should be the last item listed in middleware, but
// before any other error handlers.
connectMiddleware.errorHandler = function(client) {
    client = (client instanceof raven.Client) ? client : new raven.Client(client);
    return function(err, req, res, next) {
        var status = err.status || err.statusCode || err.status_code || 500;

        // skip anything not marked as an internal server error
        if (status < 500) return next(err);

        var kwargs = parsers.parseRequest(req);
        client.captureError(err, kwargs, function(result) {
            res.sentry = client.getIdent(result);
            next(err, req, res);
        });
    };
};

// Ensures asynchronous exceptions are routed to the errorHandler. This
// should be the **first** item listed in middleware.
connectMiddleware.requestHandler = function(client) {
    var domain = require('domain');
    return function(req, res, next) {
        var reqDomain = domain.create();
        reqDomain.on('error', next);
        return reqDomain.run(next);
    };
};

module.exports = connectMiddleware;