Extension { #name : 'PPFlattenParser' } { #category : '*petitcompiler' } PPFlattenParser >> changesContext [ ^ self propertyAt: #changesContext ifAbsentPut: [ parser changesContext ] ] { #category : '*petitcompiler' } PPFlattenParser >> changesContextOpenSet: ctxEnv [ ^ self propertyAt: #changesContext ifAbsentPut: [ parser changesContextOpenSet: ctxEnv ] ]