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EventDispatcher: clarify just a bit more
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@ -93,7 +93,8 @@ sub dispatch_event {
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# update $dispatch_result only to a defined handler result because
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# we want to know if at least one handler handled the event. the
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# value of $dispatch_result will be undef if NONE of the handlers
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# have kicked in.
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# have kicked in. in other words, an event handler may return
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# undef to indicate that they didn't handle the event after all.
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$dispatch_result = $handler_result if defined $handler_result;
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# check for error
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