New Relic examples

createBackgroundTransaction.js

// Some of this is pseudo-code / redacted...

function get(routeName, params, res) {
    ...
    return cache.get('hget', cacheKey, 'json')
        .then(r => {
            newRelic.endTransaction();
            return r;
        })
        .catch(...);
}

module.exports = {
    get: newRelic.createBackgroundTransaction('morph:get', get)
};

createTracer.js

// Some of this is pseudo-code / redacted...

function route(routeName) {
    return (req, res) => {
        ...
        return res.format({
            'text/html': () => {
                ...
                return cache.get('get', cacheKey)
                    .then(res.send.bind(res))
                    .catch(...);
            },
            'application/json': () => {
                return module.method(args)
                    .then(res.send.bind(res))
                    .catch((error) => {
                        ...
                        return res.sendStatus(500);
                    });
            }
        });
    };
}

module.exports = {
    route: newRelic.createTracer('cachedRoute', route)
};

createWebTransaction.js

// Some of this is pseudo-code / redacted...

function get() {
    return bluebird.props({
        key: val
    })
        .then(orb => {
            newRelic.endTransaction();
            return orb;
        });
}

module.exports = {
    get: newRelic.createWebTransaction('orb:get', get)
};