MethodCategoryChange.st
author vrany
Tue, 31 Jul 2012 14:27:40 +0200
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"
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 COPYRIGHT (c) 1993 by Claus Gittinger
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	       All Rights Reserved
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 This software is furnished under a license and may be used
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 only in accordance with the terms of that license and with the
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 inclusion of the above copyright notice.   This software may not
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 be provided or otherwise made available to, or used by, any
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 other person.  No title to or ownership of the software is
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 hereby transferred.
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"
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"{ Package: 'stx:libbasic3' }"
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MethodChange subclass:#MethodCategoryChange
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	instanceVariableNames:'origin'
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	classVariableNames:''
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	poolDictionaries:''
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	category:'System-Changes'
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!
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!MethodCategoryChange class methodsFor:'documentation'!
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copyright
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"
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 COPYRIGHT (c) 1993 by Claus Gittinger
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	       All Rights Reserved
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 This software is furnished under a license and may be used
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 only in accordance with the terms of that license and with the
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 inclusion of the above copyright notice.   This software may not
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 be provided or otherwise made available to, or used by, any
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 other person.  No title to or ownership of the software is
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 hereby transferred.
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"
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!
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documentation
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"
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    instances represent method-category changes (as done in the browser). 
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    They are typically held in a ChangeSet.
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    Change origin.
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    When a changeset diff is generated, two MethodChanges that 
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    represent the same method (code is the same) might differ only in
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    category/ Such changes are transformed to MethodCategoruChanges.
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    In that case, origin keeps the reference to original MethodChange.
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    [author:]
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        Claus Gittinger
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        Jan Vrany
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    [instance variables:]
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        origin      <MethodChange>  Change that cause this category
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                                    change to be created. See comment.
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"
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! !
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!MethodCategoryChange class methodsFor:'others'!
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    ^ '$Header: /cvs/stx/stx/libbasic3/MethodCategoryChange.st,v 1.22 2012-07-31 12:27:40 vrany Exp $'
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! !
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!MethodCategoryChange methodsFor:'accessing'!
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class:cls selector:sel category:cat
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    self className:cls name selector:sel category:cat
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    "Modified: / 12-11-2006 / 15:55:11 / cg"
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!
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className:clsName selector:sel category:cat
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    className := clsName.
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    selector := sel.
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    methodCategory := cat
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    "Created: / 16.2.1998 / 14:14:16 / cg"
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!
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origin
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    ^ origin
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origin:aMethodChange
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    origin := aMethodChange.
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!
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prettyPrintedSource
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    ^ self sourceForMethod, Character cr 
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          , '    category:' , methodCategory storeString
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    "Modified: / 09-10-2006 / 13:59:15 / cg"
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source
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    ^ self sourceForMethod , ' category:' , methodCategory storeString
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    "Modified: / 09-10-2006 / 13:59:10 / cg"
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!
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source: aString
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    | expr |
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    expr := Parser parseExpression: aString onError: [ self error: 'Invalid source'].
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    expr isMessage ifFalse:[ self error: 'Invalid source' ].
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    expr selector == #'category:' ifFalse:[ self error: 'Invalid source' ].
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    methodCategory := expr arguments first value.
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    "Created: / 20-03-2012 / 22:26:50 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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! !
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!MethodCategoryChange methodsFor:'applying'!
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apply
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    "apply the change"
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    |mthd|
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    mthd := self changeMethod.
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    mthd category:methodCategory asSymbol.
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    "Modified: / 23-11-2006 / 16:59:09 / cg"
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! !
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!MethodCategoryChange methodsFor:'testing'!
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isMethodCategoryChange
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    ^ true
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!
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isMethodCodeChange
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    "true if this is a method's code change (not package, category etc.)"
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    ^ false
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! !
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!MethodCategoryChange methodsFor:'visiting'!
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acceptChangeVisitor:aVisitor
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    ^ aVisitor visitMethodCategoryChange:self.
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    "Created: / 25-11-2011 / 17:13:58 / cg"
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! !
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!MethodCategoryChange class methodsFor:'documentation'!
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version
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    ^ '$Header: /cvs/stx/stx/libbasic3/MethodCategoryChange.st,v 1.22 2012-07-31 12:27:40 vrany Exp $'
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!
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version_SVN
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    ^ '§Id: MethodCategoryChange.st 1909 2012-03-31 00:14:49Z vranyj1 §'
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! !