import { type SnapshotStore } from "./hashline-engine/index.ts";
export interface HashlineSnapshot {
    absolutePath: string;
    displayPath: string;
    tag: string;
    content: string;
}
export interface HashlineSnapshotStore {
    readonly snapshots: SnapshotStore;
    record(absolutePath: string, cwd: string, content: string): HashlineSnapshot;
    findByHeader(displayPath: string, tag: string): HashlineSnapshot | undefined;
}
export declare function hashlineDisplayPath(absolutePath: string, cwd: string): string;
/**
 * The key a path's snapshots are filed under in the underlying {@link SnapshotStore}.
 *
 * `record` below is the only place that decides this, so anything asking the store about a
 * path it did not itself record goes through here rather than re-deriving the convention and
 * drifting from it. Note this is `path.normalize`, not `realpath`: two symlinked spellings of
 * one file are two keys here, unlike `canonicalMutationKey`.
 */
export declare function hashlineStoreKey(absolutePath: string): string;
export declare function normalizeHashlineContent(content: string): string;
export declare function computeHashlineTag(content: string): string;
export declare function createHashlineSnapshotStore(): HashlineSnapshotStore;
export declare function recordHashlineSnapshot(absolutePath: string, cwd: string, content: string, store: HashlineSnapshotStore): HashlineSnapshot;
export declare function formatHashlineContent(snapshot: HashlineSnapshot, content?: string, startLine?: number): string;
export interface StrippedHashlineContent {
    content: string;
    stripped: boolean;
}
export declare function stripKnownHashlineCopiedContentWithMeta(content: string, absolutePath: string, cwd: string, store: HashlineSnapshotStore, emittedPath: string): StrippedHashlineContent;
export declare function stripKnownHashlineCopiedContent(content: string, absolutePath: string, cwd: string, store: HashlineSnapshotStore, emittedPath: string): string;
export declare function formatCompactHashlineEditResult(snapshot: HashlineSnapshot, diff: {
    diff?: string;
    firstChangedLine?: number;
}, messages?: readonly string[]): string;
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