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v9.1.1
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Observation

import type { Observation } from "@elie-laloum/outpost";

Parameters and properties

Section titled “Parameters and properties”
  • seqRequired
    number
    Strictly increasing sequence shared by a root hub and all its scoped children; gaps may indicate dropped deliveries.
  • atRequired
    string
    ISO timestamp assigned when Outpost emits the event, not an upstream server timestamp.
  • sourceRequired
    ObservationSource
    Outpost subsystem producing the event.
  • scopeRequired
    ObservationScope
    Workflow, task, attempt, dispatch, pass and candidate fields known at emission.
  • eventRequired
    ObservationEvent
    Typed payload; narrow its kind before accessing variant-specific fields.

Signature

Section titled “Signature”
export interface Observation {
  readonly seq: number;
  readonly at: string;
  readonly source: ObservationSource;
  readonly scope: ObservationScope;
  readonly event: ObservationEvent;
}
Section titled “Related contracts”