Package core provides support for event based telemetry.

Detach returns a context without an associated span.

Error takes a message and a label list and combines them into a single event before delivering them to the exporter.

IsDetach returns true if the event was built by the Detach function.

IsEnd returns true if the event was built by the End function.

IsError returns true if the event was built by the Error function.

IsLabel returns true if the event was built by the Label function.

IsLog returns true if the event was built by the Log function.

IsMetric returns true if the event was built by the Metric function.

IsStart returns true if the event was built by the Start function.

Label sends a label event to the exporter with the supplied labels.

Log takes a message and a label list and combines them into a single event before delivering them to the exporter.

Metric sends a label event to the exporter with the supplied labels.

SetExporter sets the global exporter function that handles all events.

Start sends a span start event with the supplied label list to the exporter.

Exporter is a function that handles events.