Public declaration syntax from forge-ts/packages/forge-health/src/lifecycle.ts
Original source SHA-256: 5e78896b75c650331cd021c89be288c4112eaf7e690d1bfedb3b3cdc3e3af788
Function bodies and constant values are omitted. This is not the complete implementation.

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export const LifecycleState /* type inferred in source */;

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export type LifecycleStateType = (typeof LifecycleState)[keyof typeof LifecycleState];

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export function validTransitions(state: LifecycleStateType): readonly LifecycleStateType[];

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export function isTerminal(state: LifecycleStateType): boolean;

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export function isOperational(state: LifecycleStateType): boolean;

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export interface LifecycleTransition {
  /** The state before the transition. */
  readonly from: LifecycleStateType;
  /** The state after the transition. */
  readonly to: LifecycleStateType;
  /** The UTC timestamp when the transition occurred. */
  readonly timestamp: Timestamp;
}

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export class LifecycleError extends Error {
  readonly from: LifecycleStateType;
  readonly to: LifecycleStateType;
  constructor(from: LifecycleStateType, to: LifecycleStateType, reason: string);
}

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export class LifecycleManager {
  constructor();
  get state(): LifecycleStateType;
  get history(): readonly LifecycleTransition[];
  transition(target: LifecycleStateType): LifecycleTransition;
  canTransitionTo(target: LifecycleStateType): boolean;
  validTransitions(): readonly LifecycleStateType[];
}