PrimaryNode.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Mon, 25 Jul 2011 23:52:50 +0200
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child 3623 55908c119f44
permissions -rw-r--r--
Added ParseNodeVisitor
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 COPYRIGHT (c) 1989 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:libcomp' }"
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ParseNode subclass:#PrimaryNode
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	instanceVariableNames:'value line charIndex'
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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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!PrimaryNode class methodsFor:'documentation'!
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copyright
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"
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 COPYRIGHT (c) 1989 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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    node for parse-trees, representing primaries (variables & literals)
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    This is a helper class for the compiler.
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    [author:]
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        Claus Gittinger
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"
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! !
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!PrimaryNode methodsFor:'accessing'!
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charIndex
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    ^ charIndex
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!
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charIndex:something
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    charIndex := something.
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!
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line
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    ^ line
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!
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line:something
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    line := something.
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!
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type:t value:val
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    type := t.
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    value := val
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!
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value
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    ^ value
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!
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value:val
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    value := val
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! !
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!PrimaryNode methodsFor:'code generation'!
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codeForSideEffectOn:aStream inBlock:b for:aCompiler
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    "no code at all"
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    ^ self
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!
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codeStoreOn:aStream inBlock:codeBlock valueNeeded:valueNeeded for:aCompiler
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    ^ self subclassResponsibility
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! !
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!PrimaryNode methodsFor:'evaluation'!
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store:aValue
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    ^ self subclassResponsibility
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! !
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!PrimaryNode methodsFor:'printing & storing'!
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printOn:aStream indent:i
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    ^ self subclassResponsibility
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! !
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!PrimaryNode methodsFor:'queries'!
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precedence
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    ^ 200
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    "Created: / 20-04-2005 / 14:12:04 / cg"
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! !
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!PrimaryNode methodsFor:'testing'!
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isArgument
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    ^ false
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!
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isClassVariable
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    ^ false
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!
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isInstanceVariable
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    ^ false
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!
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isLocal
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    ^ false
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!
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isMethodArg
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    ^ false
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!
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isPrimary
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    "return true, if this is a node for a primary (i.e. non-send)"
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    ^ true
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!
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isUndeclared
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    ^ false
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! !
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!PrimaryNode class methodsFor:'documentation'!
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version_CVS
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    ^ '$Header: /cvs/stx/stx/libcomp/PrimaryNode.st,v 1.31 2011-07-25 21:52:50 vrany Exp $'
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!
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version_SVN
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    ^ '§ Id §'
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! !