On 03/05/2018 11:22 AM, Stephane Ducasse wrote:

In an image where you want to use the dev_pharo7 for a project, you do a
Metacello lock on github://xxxx/xxx:dev_pharo7/src BEFORE loading the
project ... if there are multiple projects that need to all coordinate
development then you follow the same convention and use a Metacello lock for
each of the projects ... Executing expressions to lock projects is tedious
to use and manage.

Do you have a text explaining what is a lock?
I do not understand the problems locks solve.

The "Lock Command Reference" hopefully does the job[1].

Dale

[1] https://github.com/Metacello/metacello/blob/master/docs/LockCommandReference.md#lock-command-reference