njseries_01_08.js

_handleRequest(request, response){
    // typeof(response.render) -> undefined 
    this._patchResponse(response)
    // typeof(response.render) -> function 
    this.router._dispatch(request, response)
}

_patchResponse(response){
    response.render = (file, context) => {
        try {
            // The only place we access the template engine
            response.end(this.templater.render(file, context))
        } catch (err) {
            // Nobody shows stacktrace to users in production right?
            if(this.config.env.toLowerCase().startsWith('prod')){
                response.statusCode = 500;
                response.end('Internal Server Error')
                return
            }
            response.end(`${err.message} \n ${err.stack}`)
        }
    }
}