The Trunk: Tools-nice.148.mcz

Nicolas Cellier uploaded a new version of Tools to project The Trunk:
http://source.squeak.org/trunk/Tools-nice.148.mcz

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

Name: Tools-nice.148
Author: nice
Time: 22 December 2009, 12:32:02 pm
UUID: a4cfbd19-55d0-43d1-ae8b-b48e84fe6143
Ancestors: Tools-ul.147

Cosmetic clean up:
- remove misleading (file position: position - 150) when looking at preamble.

=============== Diff against Tools-ul.147 ===============

Item was changed:
  ----- Method: VersionsBrowser>>scanVersionsOf:class:meta:category:selector: (in category 'init & update') -----
  scanVersionsOf: method class: class meta: meta category: category selector: selector
  | position prevPos prevFileIndex preamble tokens sourceFilesCopy stamp cat |
  selectorOfMethod := selector.
  currentCompiledMethod := method.
  classOfMethod := meta ifTrue: [class class] ifFalse: [class].
  cat := category ifNil: [''].
  changeList := OrderedCollection new.
  list := OrderedCollection new.
  self addedChangeRecord ifNotNil: [ :change |
  self addItem: change text: ('{1} (in {2})' translated format: { change stamp. change fileName }) ].
  listIndex := 0.
  position := method filePosition.
  sourceFilesCopy := SourceFiles collect:
  [:x | x isNil ifTrue: [ nil ]
  ifFalse: [x readOnlyCopy]].
  method fileIndex == 0 ifTrue: [^ nil].
  file := sourceFilesCopy at: method fileIndex.
 
  [position notNil & file notNil]
  whileTrue:
+ [preamble := method getPreambleFrom: file at: (0 max: position - 3).
- [file position: (0 max: position-150).  "Skip back to before the preamble"
- preamble := method getPreambleFrom: file at: (0 max: position - 3).
 
  "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].
  cat := tokens at: tokens size-4.
  (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].
  cat := tokens at: tokens size-2].
    self addItem:
  (ChangeRecord new file: file position: position type: #method
  class: class name category: category meta: meta stamp: stamp)
  text: stamp , ' ' , class name , (meta ifTrue: [' class '] ifFalse: [' ']) , selector, ' {', cat, '}'.
  position := prevPos.
  prevPos notNil ifTrue:
  [file := sourceFilesCopy at: prevFileIndex]].
  sourceFilesCopy do: [:x | x notNil ifTrue: [x close]].
  listSelections := Array new: list size withAll: false!