import type { FabricSchemaMode } from "../config.js";
import type { StateCertificateBinding, StateCertificateObserved, StateCertificateRequester } from "./types.js";
export declare const STATE_BINDING_MAX_KEYS = 16;
export declare const STATE_BINDING_VALUE_MAX_CHARS = 512;
/** Validate a caller binding; throws a descriptive error instead of dropping input. */
export declare const normalizeStateBinding: (value: unknown) => StateCertificateBinding | undefined;
/** Lenient read-side parse: malformed stored bindings fold as absent. */
export declare const toStateBinding: (value: unknown) => StateCertificateBinding | undefined;
export declare const toStateObserved: (value: unknown) => StateCertificateObserved | undefined;
export declare const toStateRequester: (value: unknown) => StateCertificateRequester | undefined;
export declare const toStateSchemaMode: (value: unknown) => FabricSchemaMode | undefined;
/**
 * Observe HEAD and worktree cleanliness for `cwd`. Returns undefined outside a
 * git work tree or before the first commit; a failed status probe omits `dirty`.
 */
export declare const observeGitWorkspace: (cwd: string, signal?: AbortSignal) => Promise<StateCertificateObserved | undefined>;
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