AbortedState means prow killed the job early (new commit pushed, perhaps).

ErrorState means the job could not schedule (bad config, perhaps).

FailureState means the job completed with errors (exit non-zero).

PendingState means the job is currently running and we are waiting for it to finish.

SuccessState means the job completed without error (exit 0).

TriggeredState means the job has been created but not yet scheduled.

Pull describes a pull request at a particular point in time.

ProwJobState specifies whether the job is running.