diff -r 2f598ee17a2d -r 6e97d8145481 PPExpressionParser.st
--- a/PPExpressionParser.st	Sun Sep 08 15:50:00 2019 +0200
+++ b/PPExpressionParser.st	Sun Sep 08 16:46:10 2019 +0200
@@ -1,5 +1,9 @@
+"{ Encoding: utf8 }"
+
 "{ Package: 'stx:goodies/petitparser' }"
 
+"{ NameSpace: Smalltalk }"
+
 PPDelegateParser subclass:#PPExpressionParser
 	instanceVariableNames:'operators'
 	classVariableNames:''
@@ -27,20 +31,20 @@
 !
 
 buildOn: aParser
-	^ self buildSelectors inject: aParser into: [ :term :selector |
-		| list |
-		list := operators at: selector ifAbsent: [ #() ].
-		list isEmpty
-			ifTrue: [ term ]
-			ifFalse: [
-				self
-					perform: selector with: term 
-					with: (list size = 1
-						ifTrue: [ list first first ==> [ :operator | Array with: list first second with: operator ] ]
-						ifFalse: [ 
-							list
-								inject: PPChoiceParser new
-								into: [ :choice :each | choice / (each first ==> [ :operator | Array with: each second with: operator ]) ] ]) ] ]
+        ^ self buildSelectors inject: aParser into: [ :term :selector |
+                | list |
+                list := operators at: selector ifAbsent: [ #() ].
+                list isEmpty
+                        ifTrue: [ term ]
+                        ifFalse: [
+                                self
+                                        perform: selector with: term 
+                                        with: (list size == 1
+                                                ifTrue: [ list first first ==> [ :operator | Array with: list first second with: operator ] ]
+                                                ifFalse: [ 
+                                                        list
+                                                                inject: PPChoiceParser new
+                                                                into: [ :choice :each | choice / (each first ==> [ :operator | Array with: each second with: operator ]) ] ]) ] ]
 !
 
 buildSelectors
@@ -103,13 +107,14 @@
 !PPExpressionParser class methodsFor:'documentation'!
 
 version
-    ^ '$Header: /cvs/stx/stx/goodies/petitparser/PPExpressionParser.st,v 1.3 2012-05-04 21:59:01 vrany Exp $'
+    ^ '$Header$'
 !
 
 version_CVS
-    ^ '$Header: /cvs/stx/stx/goodies/petitparser/PPExpressionParser.st,v 1.3 2012-05-04 21:59:01 vrany Exp $'
+    ^ '$Header$'
 !
 
 version_SVN
-    ^ '§Id: PPExpressionParser.st 2 2010-12-17 18:44:23Z vranyj1 §'
+    ^ '$Id$'
 ! !
+