On Sat, 31 Aug 2013, commits at source.squeak.org wrote:

> Chris Muller uploaded a new version of System to project The Trunk:
> http://source.squeak.org/trunk/System-cmm.586.mcz
>
> ==================== Summary ====================
>
> Name: System-cmm.586
> Author: cmm
> Time: 31 August 2013, 3:29:01.755 pm
> UUID: bbffd13c-e516-462d-ac89-e3880a28c382
> Ancestors: System-fbs.585
>
> - Remove modal confirmation pop-up buried in system code.  If this is necessary it should be invoked from calling code.
> - Factor SmalltalkImage>>#unloadAllKnownPackages into several smaller methods to allow more deliberate shrinking.
> - Remove method referring to undefined "ScrapsBook".
>
> =============== Diff against System-fbs.585 ===============
>
> Item was changed:
>  ----- Method: SmalltalkImage>>cleanUp:except: (in category 'housekeeping') -----
> + cleanUp: aggressive except: exclusions
> - cleanUp: aggressive except: exclusions
>  	"Clean up. When aggressive is true, this will destroy projects, change sets, etc.
>  	Leave out any classes specifically listed in exclusions."
> -
>  	"Smalltalk cleanUp: true except: {Project. ChangeSet}"
> + 	"Find all classes implementing #cleanUp or cleanUp:"
> + 	| classes |
> + 	classes := Smalltalk allClasses select:
> + 		[ : eachClass | (eachClass class includesSelector: #cleanUp) or:
> + 			[ (eachClass class includesSelector: #cleanUp:) and: [ (exclusions includes: eachClass) not ] ] ].
> + 	"Arrange classes in superclass order, superclasses before subclasses, so that specific cleanup (like MethodDictionary compaction) will run after generic superclass cleanup (HashedCollection rehashing). Otherwise generic superclass cleanup might undo specific one (in this case rehashing will undo a good bit of MD compaction)."

I don't really get this comment. MethodDictionary has no specific cleanUp 
method, because the one in HashedCollection handles all sub-instances.


Levente