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<p><font face="Georgia">FWIW, I'm pretty sure the variable
'reshaped' is obsolete. It's referenced in one other place and
never really used.</font><br>
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<div class="moz-cite-prefix">On 10/9/17 8:07 PM,
<a class="moz-txt-link-abbreviated" href="mailto:commits@source.squeak.org">commits@source.squeak.org</a> wrote:<br>
</div>
<blockquote type="cite" cite="mid:E1e1eKt-0005Qi-Te@andreas">
<pre wrap="">A new version of System was added to project The Inbox:
<a class="moz-txt-link-freetext" href="http://source.squeak.org/inbox/System-hjh.962.mcz">http://source.squeak.org/inbox/System-hjh.962.mcz</a>
==================== Summary ====================
Name: System-hjh.962
Author: hjh
Time: 9 October 2017, 10:07:09.966808 pm
UUID: 5ebbcac7-a3c3-4c48-9ddc-c669d0498b53
Ancestors: System-dtl.961
Update comment so that the 'finger print'
#layoutMorphbosfcepcbbochvimol0
refers to an exiting method in method category
'*Morphic-conversion'
Reformatted code and renamed
sel
to
selector
=============== Diff against System-dtl.961 ===============
Item was changed:
----- Method: SmartRefStream>>mapClass: (in category 'read write') -----
+ mapClass: incoming
+ "See if the old class named nm exists. If so, return it. If not, map it to a
+ new class, and save the mapping in renamed. "
+
+ | cls oldVer selector nm |
+
+ self flag: #bobconv.
+ nm := renamed
+ at: incoming
+ ifAbsent: [incoming].
- mapClass: incoming
- "See if the old class named nm exists. If so, return it. If not, map it to a new class, and save the mapping in renamed. "
+ "allow pre-mapping around collisions"
+ (nm endsWith: ' class')
+ ifTrue: [cls := Smalltalk
+ at: nm substrings first asSymbol
+ ifAbsent: [].
+ cls
+ ifNotNil: [^ cls class]]
+ ifFalse: [cls := Smalltalk
+ at: nm
+ ifAbsent: [].
+ cls
+ ifNotNil: [^ cls]
+ "Known class. It will know how to translate the instance."].
- | cls oldVer sel nm |
+ "Known class. It will know how to translate the instance."
+ oldVer := self
+ versionSymbol: (structures at: nm).
+ selector := nm asString.
+ selector at: 1 put: (selector at: 1) asLowercase.
+ selector := selector , oldVer.
+ "i.e. #layoutMorphbosfcepcbbochvimol0"
- self flag: #bobconv.
+ Symbol
+ hasInterned: selector
+ ifTrue: [:symb | (self class canUnderstand: selector asSymbol)
+ ifTrue: [reshaped
+ ifNil: [reshaped := Dictionary new].
+ cls := self perform: selector asSymbol]].
+ "This class will take responsibility"
+ cls
+ ifNil: [cls := self
+ writeClassRenameMethod: selector
+ was: nm
+ fromInstVars: (structures at: nm).
+ cls isString
+ ifTrue: [cls := nil]].
+ cls
+ ifNotNil: [renamed at: nm put: cls name].
+ ^ cls!
- nm := renamed at: incoming ifAbsent: [incoming]. "allow pre-mapping around collisions"
- (nm endsWith: ' class')
- ifFalse: [cls := Smalltalk at: nm ifAbsent: [nil].
- cls ifNotNil: [^ cls]] "Known class. It will know how to translate the instance."
- ifTrue: [cls := Smalltalk at: nm substrings first asSymbol ifAbsent: [nil].
- cls ifNotNil: [^ cls class]]. "Known class. It will know how to translate the instance."
- oldVer := self versionSymbol: (structures at: nm).
- sel := nm asString.
- sel at: 1 put: (sel at: 1) asLowercase.
- sel := sel, oldVer. "i.e. #rectangleoc4"
- Symbol hasInterned: sel ifTrue: [:symb |
- (self class canUnderstand: sel asSymbol) ifTrue: [
- reshaped ifNil: [reshaped := Dictionary new].
- cls := self perform: sel asSymbol]]. "This class will take responsibility"
- cls ifNil: [cls := self writeClassRenameMethod: sel was: nm
- fromInstVars: (structures at: nm).
- cls isString ifTrue: [cls := nil]].
- cls ifNotNil: [renamed at: nm put: cls name].
- ^ cls
- !
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