[Pkg] The Trunk: Monticello-bf.507.mcz

commits at source.squeak.org commits at source.squeak.org
Fri May 4 15:33:46 UTC 2012


Bert Freudenberg uploaded a new version of Monticello to project The Trunk:
http://source.squeak.org/trunk/Monticello-bf.507.mcz

==================== Summary ====================

Name: Monticello-bf.507
Author: bf
Time: 4 May 2012, 5:33:23.298 pm
UUID: 7f23df35-9c19-457d-96f3-9ea8476eb5d2
Ancestors: Monticello-bf.506

Remove now unused changes file scanning method.

=============== Diff against Monticello-bf.506 ===============

Item was removed:
- ----- Method: MCMethodDefinition>>scanForPreviousVersion (in category 'installing') -----
- scanForPreviousVersion
- 	| sourceFilesCopy method position |
- 	method := self actualClass compiledMethodAt: selector ifAbsent: [^ nil].
- 	position := method filePosition.
- 	sourceFilesCopy := SourceFiles collect:
- 		[:x | x isNil ifTrue: [ nil ]
- 				ifFalse: [x readOnlyCopy]].
- 	[ | file prevPos tokens preamble methodCategory stamp prevFileIndex |
- 	method fileIndex = 0 ifTrue: [^ nil].
- 	file := sourceFilesCopy at: method fileIndex.
- 	[position notNil & file notNil]
- 		whileTrue:
- 		[file position: (0 max: position-150).  "Skip back to before the preamble"
- 		[file position < (position-1)]  "then pick it up from the front"
- 			whileTrue: [preamble := file nextChunk].
- 
- 		"Preamble is likely a linked method preamble, if we're in
- 			a changes file (not the sources file).  Try to parse it
- 			for prior source position and file index"
- 		prevPos := nil.
- 		stamp := ''.
- 		(preamble findString: 'methodsFor:' startingAt: 1) > 0
- 			ifTrue: [tokens := Scanner new scanTokens: preamble]
- 			ifFalse: [tokens := Array new  "ie cant be back ref"].
- 		((tokens size between: 7 and: 8)
- 			and: [(tokens at: tokens size-5) = #methodsFor:])
- 			ifTrue:
- 				[(tokens at: tokens size-3) = #stamp:
- 				ifTrue: ["New format gives change stamp and unified prior pointer"
- 						stamp := tokens at: tokens size-2.
- 						prevPos := tokens last.
- 						prevFileIndex := sourceFilesCopy fileIndexFromSourcePointer: prevPos.
- 						prevPos := sourceFilesCopy filePositionFromSourcePointer: prevPos]
- 				ifFalse: ["Old format gives no stamp; prior pointer in two parts"
- 						prevPos := tokens at: tokens size-2.
- 						prevFileIndex := tokens last].
- 				(prevPos = 0 or: [prevFileIndex = 0]) ifTrue: [prevPos := nil]].
- 		((tokens size between: 5 and: 6)
- 			and: [(tokens at: tokens size-3) = #methodsFor:])
- 			ifTrue:
- 				[(tokens at: tokens size-1) = #stamp:
- 				ifTrue: ["New format gives change stamp and unified prior pointer"
- 						stamp := tokens at: tokens size]].
- 		methodCategory := tokens after: #methodsFor: ifAbsent: ['as yet unclassifed'].
- 		methodCategory = category ifFalse:
- 			[methodCategory = (Smalltalk 
- 									at: #Categorizer 
- 									ifAbsent: [Smalltalk at: #ClassOrganizer]) 
- 										default ifTrue: [methodCategory := methodCategory, ' '].
- 			^ ChangeRecord new file: file position: position type: #method
- 						class: className category: methodCategory meta: classIsMeta stamp: stamp].
- 		position := prevPos.
- 		prevPos notNil ifTrue:
- 			[file := sourceFilesCopy at: prevFileIndex]].
- 		^ nil]
- 			ensure: [sourceFilesCopy do: [:x | x notNil ifTrue: [x close]]]
- 	!



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