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	Merge pull request #4484 from gorenje/patch-2
Client/Editor Events: fix off-in-on pattern emulating once
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		| @@ -39,15 +39,16 @@ | ||||
|              console.warn(evt,args); | ||||
|          } | ||||
|          if (handlers[evt]) { | ||||
|              for (var i=0;i<handlers[evt].length;i++) { | ||||
|              let cpyHandlers = [...handlers[evt]]; | ||||
|            | ||||
|              for (var i=0;i<cpyHandlers.length;i++) { | ||||
|                  try { | ||||
|                      handlers[evt][i].apply(null, args); | ||||
|                      cpyHandlers[i].apply(null, args); | ||||
|                  } catch(err) { | ||||
|                      console.warn("RED.events.emit error: ["+evt+"] "+(err.toString())); | ||||
|                      console.warn(err); | ||||
|                  } | ||||
|              } | ||||
|  | ||||
|          } | ||||
|      } | ||||
|      return { | ||||
|   | ||||
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