Exits a grammar rule by first triggering the event specific to the given parse tree node
then by triggering the generic event {@link ParseTreeListener#exitEveryRule}
@param listener The listener responding to the trigger events
@param r The grammar rule containing the rule context
Exits a grammar rule by first triggering the event specific to the given parse tree node then by triggering the generic event {@link ParseTreeListener#exitEveryRule} @param listener The listener responding to the trigger events @param r The grammar rule containing the rule context