Shameless plug - CSPJS - a sweetjs macro that supports a similar async mechanism and (imho) better error handling facilities. https://github.com/srikumarks/csp

Shameless plug - CSPJS - a sweetjs macro that supports a similar async mechanism and (imho) better error handling facilities. https://github.com/srikumarks/cspjs https://github.com/srikumarks/cspjs Have been using it in a production system for a year now.