SmallSenseParseNodeVisitor.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Tue, 30 Jul 2013 23:34:56 +0100
changeset 45 408d060b005e
parent 32 658f47bc231e
child 60 0daf99c34c5e
permissions -rw-r--r--
Fix in completion class vars and pools for class-side methods.

"{ Package: 'jv:smallsense' }"

Object subclass:#SmallSenseParseNodeVisitor
	instanceVariableNames:'class'
	classVariableNames:''
	poolDictionaries:''
	category:'SmallSense-Core'
!

!SmallSenseParseNodeVisitor class methodsFor:'documentation'!

documentation
"
    An abstract parse tree visitor. Copied from libcomp
    as ParseNodeVisitor is autoloaded and we need smallsense
    to be fully compiled.

    [author:]
        Jan Vrany <jan.vrany@fit.cvut.cz>

    [instance variables:]

    [class variables:]

    [see also:]

"
! !

!SmallSenseParseNodeVisitor class methodsFor:'instance creation'!

new
    "return an initialized instance"

    ^ self basicNew initialize.
! !

!SmallSenseParseNodeVisitor class methodsFor:'processing'!

process: tree in: class

    ^self new process: tree in: class

    "Created: / 26-11-2011 / 13:48:27 / Jan Vrany <jan.vrany@fit.cvut.cz>"
! !

!SmallSenseParseNodeVisitor methodsFor:'initialization'!

initialize
    "Invoked when a new instance is created."

    "/ please change as required (and remove this comment)

    "/ super initialize.   -- commented since inherited method does nothing
! !

!SmallSenseParseNodeVisitor methodsFor:'processing'!

process: tree in: cls

    class := cls.
    self visit: tree

    "Created: / 26-11-2011 / 13:48:10 / Jan Vrany <jan.vrany@fit.cvut.cz>"
! !

!SmallSenseParseNodeVisitor methodsFor:'visiting'!

visit:anObject 

    | stmt |

    ^anObject isStatementNode ifTrue:[
        stmt := anObject.
        [ stmt isNil ] whileFalse:[
            stmt acceptVisitor:self.
            stmt := stmt nextStatement.
        ]
    ] ifFalse:[
        anObject acceptVisitor: self.
    ]

    "Modified: / 25-07-2011 / 22:33:50 / Jan Vrany <jan.vrany@fit.cvut.cz>"
!

visitAssignmentNode:anObject

    self visit: anObject variable.
    self visit: anObject expression.

    "Modified: / 26-11-2011 / 13:20:27 / Jan Vrany <jan.vrany@fit.cvut.cz>"
!

visitBinaryNode:anObject 

    ^self visitMessageNode: anObject

    "Modified: / 25-07-2011 / 22:30:04 / Jan Vrany <jan.vrany@fit.cvut.cz>"
!

visitBlockNode:anObject 

    anObject statements ifNotNil:[
        self visit: anObject statements
    ].

    "Modified: / 25-07-2011 / 22:45:02 / Jan Vrany <jan.vrany@fit.cvut.cz>"
!

visitCascadeNode:anObject 

    self visitMessageNode: anObject.

    "Modified: / 25-07-2011 / 22:37:00 / Jan Vrany <jan.vrany@fit.cvut.cz>"
!

visitConstantNode:anObject

    "Modified: / 25-07-2011 / 22:41:01 / Jan Vrany <jan.vrany@fit.cvut.cz>"
!

visitECompletionConstantNode:anObject 
    "dispatched back from the visited eCompletionConstantNode-object (visitor pattern)"

    "fall back to general object-case - please change as required"

    ^ self visitObject:anObject
!

visitMessageNode:anObject 

    self visit: anObject receiver.
    anObject arguments do:[:arg|
        self visit: arg.
    ]

    "Modified: / 25-07-2011 / 22:37:56 / Jan Vrany <jan.vrany@fit.cvut.cz>"
!

visitObject:anObject 
    "dispatched back from the visited objects (visitor pattern)"

    "general fallBack - please change as required"

    self halt:'not yet implemented'
!

visitParseErrorNode:anObject

    "Modified: / 25-07-2011 / 22:38:08 / Jan Vrany <jan.vrany@fit.cvut.cz>"
!

visitPrimitiveNode:anObject

    "Modified: / 25-07-2011 / 22:38:14 / Jan Vrany <jan.vrany@fit.cvut.cz>"
!

visitReturnNode:anObject 

    self visitStatementNode: anObject

    "Modified: / 25-07-2011 / 22:34:26 / Jan Vrany <jan.vrany@fit.cvut.cz>"
!

visitSelfNode:anObject

    "Modified: / 25-07-2011 / 22:38:26 / Jan Vrany <jan.vrany@fit.cvut.cz>"
!

visitStatementNode:anObject 

    self visit: anObject expression.

    "Modified: / 25-07-2011 / 22:34:44 / Jan Vrany <jan.vrany@fit.cvut.cz>"
!

visitSuperNode:anObject

    "Modified: / 25-07-2011 / 22:38:29 / Jan Vrany <jan.vrany@fit.cvut.cz>"
!

visitUnaryNode:anObject 

    self visitMessageNode: anObject

    "Modified: / 25-07-2011 / 22:38:40 / Jan Vrany <jan.vrany@fit.cvut.cz>"
!

visitVariableNode:anObject

    "Modified: / 25-07-2011 / 22:38:45 / Jan Vrany <jan.vrany@fit.cvut.cz>"
! !

!SmallSenseParseNodeVisitor class methodsFor:'documentation'!

version_HG

    ^ '$Changeset: <not expanded> $'
!

version_SVN
    ^ '$Id: SmallSenseParseNodeVisitor.st 7823 2011-11-26 16:55:59Z vranyj1 $'
! !