Drop stray postRun == nil check

Author: jbouwman

executor.go

@@ -95,11 +95,6 @@ func EmitResponse(run Function, req *Request, re ResponseEmitter, env Environmen
 			postRunCh = make(chan error)
 		)
 
-		if postRun == nil {
-			close(postRunCh)
-			return postRunCh
-		}
-
 		// check if we have a formatter for this emitter type
 		typer, isTyper := lowest.(interface {
 			Type() PostRunType