--- a/ProgramNodeBuilder.st	Sat Nov 11 12:38:18 2017 +0100
+++ b/ProgramNodeBuilder.st	Mon Nov 20 22:55:03 2017 +0100
@@ -11,6 +11,8 @@
 "
 "{ Package: 'stx:libcomp' }"
 
+"{ NameSpace: Smalltalk }"
+
 Object subclass:#ProgramNodeBuilder
 	instanceVariableNames:''
 	classVariableNames:''
@@ -48,6 +50,24 @@
 "
 ! !
 
+!ProgramNodeBuilder class methodsFor:'tree building'!
+
+newMessageReceiver: receiverNode selector: selector arguments: arguments
+    selector isUnarySelector ifTrue:[
+        self assert:(arguments isEmptyOrNil).
+        ^ UnaryNode receiver:receiverNode selector: selector args: arguments
+    ].
+    selector isBinarySelector ifTrue:[
+        self assert:(arguments size == 1).
+        ^ BinaryNode receiver:receiverNode selector: selector args: arguments
+    ].
+    self assert:(arguments notEmptyOrNil).
+    ^ MessageNode receiver:receiverNode selector: selector args: arguments
+
+    "Created: / 06-08-2006 / 03:02:33 / cg"
+    "Modified: / 06-08-2006 / 14:00:47 / cg"
+! !
+
 !ProgramNodeBuilder methodsFor:'tree building'!
 
 newBlockBody:statements
@@ -86,20 +106,8 @@
     "Modified: / 06-08-2006 / 13:29:33 / cg"
 !
 
-newMessageReceiver: receiverNode selector: selector arguments: arguments
-    selector isUnarySelector ifTrue:[
-        self assert:(arguments isEmptyOrNil).
-        ^ UnaryNode receiver:receiverNode selector: selector args: arguments
-    ].
-    selector isBinarySelector ifTrue:[
-        self assert:(arguments size == 1).
-        ^ BinaryNode receiver:receiverNode selector: selector args: arguments
-    ].
-    self assert:(arguments notEmptyOrNil).
-    ^ MessageNode receiver:receiverNode selector: selector args: arguments
-
-    "Created: / 06-08-2006 / 03:02:33 / cg"
-    "Modified: / 06-08-2006 / 14:00:47 / cg"
+newMessageReceiver:arg1 selector:arg2 arguments:arg3
+    ^ self class newMessageReceiver:arg1 selector:arg2 arguments:arg3
 !
 
 newMethodArgument:name
@@ -158,5 +166,6 @@
 !ProgramNodeBuilder class methodsFor:'documentation'!
 
 version
-    ^ '$Header: /cvs/stx/stx/libcomp/ProgramNodeBuilder.st,v 1.7 2012-08-03 20:25:04 stefan Exp $'
+    ^ '$Header$'
 ! !
+