# Collect all methods accessible by `self`
	#
	# This include introduced, redefined, inherited methods.
	fun collect_accessible_mmethods(mainmodule: MModule, filter: nullable ModelFilter): Set[MMethod] do
		var set = new HashSet[MMethod]
		set.add_all(collect_intro_mmethods(filter))
		set.add_all(collect_redef_mmethods(filter))
		set.add_all(collect_inherited_mmethods(mainmodule, filter))
		return set
	end