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COPYRIGHT (c) 2010 by Jan Vrany, SWING Research Group. CTU in Prague
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All Rights Reserved
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Permission is hereby granted, free of charge, to any person
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obtaining a copy of this software and associated documentation
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files (the 'Software'), to deal in the Software without
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restriction, including without limitation the rights to use,
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copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the
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Software is furnished to do so, subject to the following
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conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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"
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"{ Package: 'stx:libtool' }"
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Magnitude subclass:#SyntaxElement
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instanceVariableNames:'start stop type value next prev'
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classVariableNames:''
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poolDictionaries:''
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category:'Interface-CodeView-Syntax'
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!
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!SyntaxElement class methodsFor:'documentation'!
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copyright
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"
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COPYRIGHT (c) 2010 by Jan Vrany, SWING Research Group. CTU in Prague
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All Rights Reserved
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Permission is hereby granted, free of charge, to any person
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obtaining a copy of this software and associated documentation
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files (the 'Software'), to deal in the Software without
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restriction, including without limitation the rights to use,
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copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the
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Software is furnished to do so, subject to the following
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conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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"
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! !
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!SyntaxElement class methodsFor:'instance creation'!
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from: start to: stop
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^self new
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start: start;
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stop: stop.
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"Created: / 14-02-2010 / 13:13:23 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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!
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from: start to: stop type: type
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^self new
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start: start;
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stop: stop;
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type: type
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"Created: / 14-02-2010 / 14:09:20 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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!
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from: start to: stop type: type value: value
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^self new
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start: start;
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stop: stop;
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type: type;
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value: value
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"Created: / 14-02-2010 / 17:41:54 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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! !
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!SyntaxElement methodsFor:'accessing'!
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firstElementInChain
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|first prev|
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first := self.
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[ (prev := first previousElement) notNil ] whileTrue:[
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first := prev.
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].
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^ first
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"Created: / 21-08-2011 / 09:51:35 / cg"
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!
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next
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^ next
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!
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next:aSyntaxElement
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next := aSyntaxElement.
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next prev: self.
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"Modified: / 14-02-2010 / 17:44:48 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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!
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nextElement
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^ next
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"Created: / 21-08-2011 / 09:47:11 / cg"
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!
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nextElement:aSyntaxElement
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next := aSyntaxElement.
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next prev: self.
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"Modified: / 14-02-2010 / 17:44:48 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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"Created: / 21-08-2011 / 09:47:15 / cg"
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!
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prev
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^ prev
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!
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prev:aSyntaxElement
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prev := aSyntaxElement.
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!
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previousElement
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^ prev
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"Created: / 21-08-2011 / 09:47:23 / cg"
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!
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previousElement:aSyntaxElement
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prev := aSyntaxElement.
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"Created: / 21-08-2011 / 09:47:28 / cg"
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!
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start
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^ start
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!
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start:anInteger
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start := anInteger.
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!
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stop
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^ stop
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!
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stop:anInteger
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stop := anInteger.
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!
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type
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^ type
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!
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type:aSymbol
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type := aSymbol.
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!
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value
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^ value
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value:anObject
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value := anObject.
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! !
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!SyntaxElement methodsFor:'comparing'!
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< anObject
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anObject isNumber ifTrue:[^stop < anObject].
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anObject class == self class ifFalse:[^false].
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^stop < anObject start
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"Created: / 14-02-2010 / 13:39:46 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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"Modified (format): / 27-07-2012 / 21:53:22 / cg"
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!
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= anObject
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anObject class == self class ifFalse:[^false].
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^start == (anObject start) and:
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[stop == (anObject stop) and:
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[type == (anObject type)]].
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"Created: / 14-02-2010 / 13:33:36 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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"Modified (format): / 27-07-2012 / 21:53:24 / cg"
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!
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hash
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^start hash bitXor:[stop hash bitXor:[type hash]].
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"Created: / 14-02-2010 / 13:30:00 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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"Modified (format): / 27-07-2012 / 21:53:28 / cg"
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! !
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!SyntaxElement methodsFor:'double dispatching'!
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lessFromInteger:anInteger
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^stop < anInteger
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"Created: / 14-02-2010 / 13:49:50 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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"Modified (format): / 27-07-2012 / 21:53:33 / cg"
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! !
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!SyntaxElement methodsFor:'printing & storing'!
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printOn:aStream
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"append a printed representation if the receiver to the argument, aStream"
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super printOn:aStream.
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aStream nextPutAll:'('.
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type printOn: aStream.
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aStream nextPutAll:' -> '.
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value printOn:aStream.
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aStream nextPut:$).
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"Modified: / 25-06-2010 / 13:20:13 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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"Modified: / 21-08-2011 / 09:33:51 / cg"
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! !
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!SyntaxElement methodsFor:'queries'!
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isSelector
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^ type == #selector
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"Created: / 21-08-2011 / 09:09:19 / cg"
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!
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isSelf
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^ type == #self
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"Created: / 21-08-2011 / 09:31:20 / cg"
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!
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isVariable
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^ type == #variable
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"Created: / 21-08-2011 / 09:09:00 / cg"
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!
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isVariableOrSelf
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^ self isVariable or:[self isSelf]
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"Created: / 21-08-2011 / 09:31:33 / cg"
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! !
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!SyntaxElement class methodsFor:'documentation'!
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version_CVS
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^ '$Header: /cvs/stx/stx/libtool/SyntaxElement.st,v 1.4 2012-07-27 19:53:54 cg Exp $'
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!
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version_SVN
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^ '§Id: SyntaxElement.st 7582 2010-06-25 13:26:33Z vranyj1 §'
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! !
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