supercollider async actions with completion messages

Usually async actions in SuperCollider are dealt with the sync message. A sync message is placed in between each group of commands containing an async command which needs to run before some other future command. An alternative to the sync message is to use the completion messages. This is the mechanism used by the Request monad from hsc3-server.

Today I needed to quickly get some code going to record from the input buses of a server to a file on disk, and I decided to chain the commands via completion messages:

Tags | supercollider