/**
 * Format / parse helpers extracted from `request-commands.ts`
 * 800-line cap. Behaviour-preserving verbatim move.
 */
import { type RequestArtifactRole, type RequestArtifactState, type RequestType } from '../../services/artifacts/request-artifact-service.js';
export declare function resolveDefaultFormat(artifactName: string): 'compact' | 'pretty';
export declare function applyPerArtifactFormat(envelope: unknown, override: 'pretty' | 'compact' | null): unknown;
/**
 * Map a request-artifact envelope to a `DEFAULT_FORMAT_BY_ARTIFACT` key.
 * The service returns the path of the artifact in `path`; the role +
 * filename stem gives us the artifact name. Falls back to the role
 * itself when no `path` field is present.
 */
export declare function inferArtifactName(envelope: unknown, role: string): string;
export declare const VALID_ROLES: ReadonlyArray<RequestArtifactRole>;
export declare function parseRole(value: string): RequestArtifactRole;
export declare function parseStateForRole(role: RequestArtifactRole, value: string): RequestArtifactState;
export declare function parseRequestType(value: string): RequestType;