Applies the currently active ruleset to a map source or the whole map, depending on the parameters.
apply-ruleset <source index>
Parameters:
use-ruleset alias=wireframe apply-ruleset
Applies the built-in wireframe ruleset to the whole map.
use-ruleset location=myrules/hiking.mrules apply-ruleset 2
Applies the a myrules/hiking.mrules ruleset to the second map source in the map.