(Arma 3 1.14) config / name can be composed to config >> name String or Array format via BIS_fnc_configPath. E.g.
[configFile / "ATMineCrater" / "MissileCircleDust", ""] call BIS_fnc_configPath; // return: "configfile >> "ATMineCrater" >> "MissileCircleDust""
[configFile / "ATMineCrater" / "MissileCircleDust", []] call BIS_fnc_configPath; // return: ["configfile","ATMineCrater","MissileCircleDust"]