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Devel::Events::Filter::Drop - Remove events that match or don't match a condition.
use Devel::Events::Filter::Drop; my $f = Devel::Events::Filter::Drop->new( match => $cond, # see Devel::Events::Match non_matching => 1, # invert so that nonmatching events get dropped handler => $h, );
This filter allows dropping of events that match (or that don't match) a condition. The actual matching is done by Devel::Events::Match.
The condition to be passed to "compile_cond" in Devel::Events::Match.
An instance of Devel::Events::Match used to compile
Drop events that don't match the condition, instead of ones that do.
- filter_event @event
Delegates to the compiled condition and then returns the event unaltered or returns nothing based on the values of
non_matchingand the result of the match.