An ordered, append-only record of a conformance session, shared by its recorders and its observers.
Every event, in order.
The position the next event will take. Pass it to Of or Since to read only what came after.
The events of one kind, in order, from a mark on.
The kind to keep.
A Mark; default the start of the session.
Appends one event.
The events from a mark on.
An ordered, append-only record of a conformance session, shared by its recorders and its observers.