New returns a new execution.

Completed is a success status after execution was processed and result submitted.

Failed is an error status after execution was processed but an error occured.

InProgress informs that the execution reach consensus and the processing of execution must start.

Proposed is the initial status of an execution.

Unknown status represents any status unknown to execution.

Execution represents a single execution run in engine.

Emitter is a runner that proposed an execution.

StatusError is an error when the processing is done on en execution with the wrong status.

ByBlockHeight implements sort.Interface for []*Execution based on the block height field.

Status represents the status of a single execution.