import type { KdSourceAnchorSnapshot } from "./types.ts";
export interface SourceAnchorSnapshotInput {
    path: string;
    content: string;
    summary?: string;
}
export interface SourceAnchorValidation {
    passed: boolean;
    reason?: string;
    checkedRefs: string[];
}
export declare function createSourceAnchorSnapshot(input: SourceAnchorSnapshotInput, sequence: number, now?: string): KdSourceAnchorSnapshot;
export declare function canonicalSourceAnchorPath(cwd: string, path: string): string;
export declare function formatAnchoredContent(content: string): string;
export declare function formatSourceAnchors(snapshots: KdSourceAnchorSnapshot[] | undefined, limit?: number): string;
export declare function validateSourceAnchorSnapshot(cwd: string, snapshot: KdSourceAnchorSnapshot): SourceAnchorValidation;
export declare function latestSourceAnchorForPath(cwd: string, snapshots: KdSourceAnchorSnapshot[] | undefined, path: string): KdSourceAnchorSnapshot | undefined;
export declare function sanitizeSourceAnchorSnapshot(value: unknown): KdSourceAnchorSnapshot | undefined;