--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/xquery/trunk/XQuery__AstExpr.st	Tue Apr 08 19:47:42 2008 +0000
@@ -0,0 +1,72 @@
+"{ Package: 'stx:goodies/xmlsuite/xquery' }"
+
+"{ NameSpace: XQuery }"
+
+AstNode subclass:#AstExpr
+	instanceVariableNames:'exprSingle expr'
+	classVariableNames:''
+	poolDictionaries:''
+	category:'XQuery-AST'
+!
+
+
+!AstExpr methodsFor:'accessing'!
+
+expr
+    ^ expr
+
+    "Created: / 10-03-2006 / 19:05:00 / ked"
+!
+
+expr:something
+    expr := something.
+
+    "Created: / 10-03-2006 / 19:05:00 / ked"
+!
+
+exprSingle
+    ^ exprSingle
+
+    "Created: / 10-03-2006 / 19:05:00 / ked"
+!
+
+exprSingle:something
+    exprSingle := something.
+
+    "Created: / 10-03-2006 / 19:05:00 / ked"
+! !
+
+!AstExpr methodsFor:'testing'!
+
+isAstExpr
+    ^ true
+
+    "Modified: / 12-10-2006 / 21:57:46 / ked"
+!
+
+isUpdatingExpression
+    self children do:
+        [:childNode|childNode isUpdatingExpression ifTrue:[^true]].
+    ^ false.
+
+    "Modified: / 21-11-2007 / 14:55:11 / janfrog"
+! !
+
+!AstExpr methodsFor:'visiting'!
+
+acceptVisitor:aVisitor 
+    "Double dispatch back to the visitor, passing my type encoded in
+     the selector (visitor pattern)"
+
+    "stub code automatically generated - please change if required"
+
+    ^ aVisitor visitAstExpr:self
+
+    "Created: / 06-07-2006 / 19:12:10 / ked"
+! !
+
+!AstExpr class methodsFor:'documentation'!
+
+version
+    ^ '$Header: /opt/data/cvs/stx/goodies/xmlsuite/xquery/XQuery__AstExpr.st,v 1.2 2007-11-22 21:54:40 vranyj1 Exp $'
+! !