PrimaryNode.st
author Claus Gittinger <cg@exept.de>
Sun, 01 Dec 2019 13:01:44 +0100
changeset 4602 b422ca3ad101
parent 4549 e48428fbab99
child 4723 524785227024
permissions -rw-r--r--
#DOCUMENTATION by exept class: ConstantNode comment/format in: #radix
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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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"{ Package: 'stx:libcomp' }"
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"{ NameSpace: Smalltalk }"
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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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    <resource: #obsolete>
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    ^ charIndex
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!
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charIndex:something
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    <resource: #obsolete>
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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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codeStoreOn:aStream inBlock:codeBlock valueNeeded:valueNeeded for:aCompiler
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    ^ self subclassResponsibility
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! !
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!PrimaryNode methodsFor:'enumeration'!
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allSubNodesDo:aBlock
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    "no subnodes"
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    ^ self
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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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isBlockArg
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    "return false here; to be redefined in subclass(es)"
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    ^ false
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!
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isBlockVariable
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    "return false here; to be redefined in subclass(es)"
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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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isInstanceVariableNamed:name
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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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isPoolVariable
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    "return false here; to be redefined in subclass(es)"
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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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    ^ '$Header$'
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!
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version_SVN
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    ^ '$ Id $'
148
ef0e604209ec version method at the end
Claus Gittinger <cg@exept.de>
parents: 140
diff changeset
   178
! !
3623
55908c119f44 class: PrimaryNode
Stefan Vogel <sv@exept.de>
parents: 2586
diff changeset
   179