Property definitions

functional $ Fun3 :: call
	fun call(a0: A0,a1: A1,a2: A2): RESULT is abstract
lib/functional/functional_types.nit:55,2--51

functional $ FunRef3 :: call
	redef fun call(a0,a1,a2): RESULT is intern
lib/functional/functional_types.nit:215,2--43