Mix.SCM.update

You're seeing just the callback update, go back to Mix.SCM module for more information.

Specs

update(opts()) :: any()

This behaviour function updates dependencies. It may be called by deps.get or deps.update.

In the first scenario, a lock is received in opts and the repository must be updated to the lock. In the second, no lock is given and the repository can be updated freely.

It must return the current lock.