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Async: fix once_on_EVENT called more than once #75

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Async: fix once_on_EVENT called more than once #75

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2 changes: 1 addition & 1 deletion lib/orocos/async/object_base.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -130,7 +130,7 @@ def define_events(*names)
end
def once_on_#{n}(use_last_value = true,&block)
l = on_event #{n.inspect},use_last_value do |*args|
block.call(*args)
block.call(*args) if l.listening?
l.stop
end
end
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