Return a string array of all the assets at the given path

Property definitions

android $ AssetManager :: list
	# Return a string array of all the assets at the given path
	fun list(path: String): Array[String] do
		sys.jni_env.push_local_frame(8)
		var java_array = native_assets_manager.list(path.to_java_string)
		var nit_array = new Array[String]
		for s in java_array do
			nit_array.add(s.to_s)
		end
		sys.jni_env.pop_local_frame
		return nit_array
	end
lib/android/assets_and_resources.nit:139,2--149,4