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"
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COPYRIGHT (c) 1994 by Claus Gittinger
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104
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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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PrimaryNode subclass:#SelfNode
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261
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instanceVariableNames:''
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classVariableNames:''
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poolDictionaries:''
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category:'System-Compiler-Support'
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!
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!SelfNode class methodsFor:'documentation'!
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copyright
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"
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COPYRIGHT (c) 1994 by Claus Gittinger
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104
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All Rights Reserved
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20
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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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node for parse-trees, representing self
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261
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This is a helper class for the compiler.
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263
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[author:]
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Claus Gittinger
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20
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"
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! !
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!SelfNode class methodsFor:'instance creation'!
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value:val
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^ (self basicNew) value:val
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! !
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!SelfNode methodsFor:'accessing'!
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542
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name
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^ 'self'
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"Created: 19.6.1997 / 17:20:22 / cg"
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!
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value:val
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type := #Self.
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value := val.
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! !
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!SelfNode methodsFor:'code generation'!
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codeOn:aStream inBlock:codeBlock for:aCompiler
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aStream nextPut:#pushSelf
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!
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codeStoreOn:aStream inBlock:codeBlock valueNeeded:valueNeeded for:aCompiler
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"not reached - parser has already checked this"
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^ self error:'store into self - cannot happen'
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! !
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542
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!SelfNode methodsFor:'enumeration'!
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nodeDo:anEnumerator
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"helper for parse tree walking"
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^ anEnumerator doVariable:self name:'self'
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"Created: 19.6.1997 / 17:20:02 / cg"
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! !
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!SelfNode methodsFor:'evaluating'!
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evaluate
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^ value
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!
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store:aValue
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"not reached - parser has already checked this"
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self error:'store into self - cannot happen'
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! !
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!SelfNode methodsFor:'printing'!
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displayString
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^ 'InterpreterVariable(self)'
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!
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printOn:aStream indent:i
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aStream nextPutAll:'self'
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! !
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140
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148
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!SelfNode class methodsFor:'documentation'!
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version
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542
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^ '$Header: /cvs/stx/stx/libcomp/SelfNode.st,v 1.12 1997-06-19 16:38:32 cg Exp $'
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! !
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