Extension { #name : 'PPEpsilonParser' } { #category : '*petitislands' } PPEpsilonParser >> acceptsEpsilon [ ^ true ] { #category : '*petitislands' } PPEpsilonParser >> isIslandBorder [ ^ false ] { #category : '*petitislands' } PPEpsilonParser >> nonEmpty [ ^ PPFailingParser message: 'epsilon is always empty' ]