import { type JsonValue } from "./model.js";
import type { WorkflowCallInput } from "./service.js";
/**
 * Shape guards for the Workflow service's public methods: whether a caller's
 * argument is a Workflow input at all. Pure and decision-free — what the
 * service then DOES with a valid input stays in the service.
 */
export declare function fail(code: "bad-input" | "not-found", message: string): never;
export declare function boundedRecord(value: unknown, subject: string): Record<string, JsonValue>;
export declare function callerIdentity(value: unknown): value is WorkflowCallInput["caller"];
//# sourceMappingURL=service-input.d.ts.map