# Build the API tab
	fun build_api(doc: DocModel) do
		var summary = new CardSummary

		var title = "All definitions"
		if mentity isa MPackage then title = "All groups and modules"
		if mentity isa MGroup then title = "All subgroups and modules"
		if mentity isa MModule then title = "All class definitions"
		if mentity isa MClass or mentity isa MClassDef then title = "All properties"

		var section = new CardSection(2, title)
		api_tab.content.add section
		summary.cards.add section

		var dq = new CmdFeatures(doc.model, doc.filter, mentity)
		dq.init_command
		var mentities = dq.results
		if mentities == null then return

		var list = new CardList("api", "API")
		for m in mentities do
			var card = new CardMEntity(m)
			card.id = "api_{card.id}" # avoid id conflicts with main tab
			list.cards.add card
			summary.cards.add card
		end
		api_tab.content.add list

		if summary.cards.not_empty then
			api_tab.sidebar.cards.add summary
		end
	end