The meta library provides information about the running ruleset. The following functions are available:
meta:rid().meta:rid()returns the ruleset ID of the current running ruleset.meta:version().meta:version()returns the version of the currently running ruleset.meta:callingRID().meta:callingRID()returns the RID of the calling ruleset if running in a module, or the current ruleset ID otherwise.meta:callingVersion().meta:callingVersion()returns the version of the calling ruleset if running in a module, or the current ruleset version otherwise.meta:moduleRID().meta:moduleRID()returns the RID of the module if running in a module, or the current ruleset ID otherwise.meta:moduleVersion().meta:moduleVersion()returns the version of the module if running in a module, or the current ruleset version otherwise.meta:inModule().meta:inModule()returns a Boolean value indicating whether the current code is running in a module.