agents: implement SpanCollector helper class #160
Merged
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SpanCollector is a class that allows to start collecting spans and
report them to a callback function running in a specific uv_loop_t
thread. The collector can be configured with a minimum span count and a
time interval to report the spans. In addition, the collector can be
configured with a transform function that will be applied to the spans
before calling the final callback.
Use this class to dry the code in the
ZmqAgent
andOTLPAgent
.