redef var nitdoc_breadcrumbs is lazy do
		return intro_mmodule.nitdoc_breadcrumbs + [self]
	end

	redef var nitdoc_breadcrumbs is lazy do
		var res = new Array[MEntity].from(mmodule.nitdoc_breadcrumbs)
		res.add self
		return res
	end

	redef var nitdoc_breadcrumbs = [self: MEntity] is lazy

	redef var nitdoc_breadcrumbs is lazy do
		var parent = self.parent
		if parent != null then
			return parent.nitdoc_breadcrumbs + [self]
		end
		return mpackage.nitdoc_breadcrumbs
	end

	redef var nitdoc_breadcrumbs is lazy do
		var res = new Array[MEntity].from(intro_mclassdef.mclass.nitdoc_breadcrumbs)
		res.add self
		return res
	end

	redef var nitdoc_breadcrumbs is lazy do
		var res = new Array[MEntity].from(mclassdef.nitdoc_breadcrumbs)
		res.add self
		return res
	end

	redef var nitdoc_breadcrumbs is lazy do
		var mgroup = self.mgroup
		if mgroup != null then
			return mgroup.nitdoc_breadcrumbs + [self]
		end
		return [self]
	end