--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/SmallSense__SmalltalkParseNodeFinder.st Tue Sep 24 02:14:28 2013 +0100
@@ -0,0 +1,81 @@
+"{ Package: 'jv:smallsense' }"
+
+"{ NameSpace: SmallSense }"
+
+SmalltalkParseNodeVisitor subclass:#SmalltalkParseNodeFinder
+ instanceVariableNames:'position match previous'
+ classVariableNames:''
+ poolDictionaries:''
+ category:'SmallSense-Smalltalk'
+!
+
+
+!SmalltalkParseNodeFinder methodsFor:'finding'!
+
+findNodeIn: source tree: tree line: line column: col
+
+ | sourceS |
+ sourceS := source readStream.
+ line - 1 timesRepeat:[
+ (sourceS nextLine) isNil ifTrue:[
+ "No such line"
+ ^nil
+ ].
+ ].
+ ^self findNodeIn: source tree: tree position: sourceS position + col
+
+ "Created: / 26-11-2011 / 15:33:33 / Jan Vrany <jan.vrany@fit.cvut.cz>"
+!
+
+findNodeIn: source tree: tree position: pos
+
+ position := pos - 1.
+ self visit: tree.
+ ^Position node: match ? previous position: pos.
+
+ "Created: / 26-11-2011 / 15:37:16 / Jan Vrany <jan.vrany@fit.cvut.cz>"
+! !
+
+!SmalltalkParseNodeFinder methodsFor:'visiting'!
+
+visit:anObject
+
+ anObject isNil ifTrue:[^self].
+
+ (anObject endPosition notNil and:[position > anObject endPosition]) ifTrue:[
+ previous := anObject.
+ anObject acceptVisitor: self.
+ ^self.
+ ].
+
+ (anObject startPosition notNil
+ and:[anObject endPosition notNil
+ and:[position between: anObject startPosition and: anObject endPosition]]) ifTrue:[
+ match := anObject.
+ ].
+ anObject acceptVisitor: self.
+
+ "Created: / 26-11-2011 / 15:40:07 / Jan Vrany <jan.vrany@fit.cvut.cz>"
+ "Modified: / 19-09-2013 / 11:15:21 / Jan Vrany <jan.vrany@fit.cvut.cz>"
+!
+
+visitStatementNode:anObject
+
+ self visit: anObject expression.
+ self visit: anObject nextStatement.
+
+ "Modified: / 25-07-2011 / 22:34:44 / Jan Vrany <jan.vrany@fit.cvut.cz>"
+ "Created: / 26-11-2011 / 15:40:32 / Jan Vrany <jan.vrany@fit.cvut.cz>"
+! !
+
+!SmalltalkParseNodeFinder class methodsFor:'documentation'!
+
+version_HG
+
+ ^ '$Changeset: <not expanded> $'
+!
+
+version_SVN
+ ^ '$Id: SmallSenseFinder.st 7823 2011-11-26 16:55:59Z vranyj1 $'
+! !
+