import type { InitAuthoredSnapshotHooks, InitAuthoredSnapshotRecord } from './init-authored-plan-types.js';
import type { BigIntStats } from 'node:fs';
export interface SnapshotBudget {
    entries: number;
    bytes: number;
}
export declare function sameSnapshotStat(left: BigIntStats, right: BigIntStats): boolean;
export declare function validateSafeSnapshotStat(stat: BigIntStats, expected: 'file' | 'directory', path: string): void;
export interface InitAuthoredSnapshotOpenDependencies {
    readonly platform?: NodeJS.Platform;
    readonly open?: (path: string, flags: number) => number;
}
export declare function openInitAuthoredSnapshotPath(path: string, directory: boolean, dependencies?: InitAuthoredSnapshotOpenDependencies): number | undefined;
export declare function stableSnapshotDirectoryNames(absolutePath: string, relativePath: string, hooks: InitAuthoredSnapshotHooks | undefined): readonly string[];
export declare function inspectExistingSnapshotPath(absolutePath: string, relativePath: string, budget: SnapshotBudget, hooks: InitAuthoredSnapshotHooks | undefined): InitAuthoredSnapshotRecord;
export declare function isOpaqueGeneratedSnapshotEntry(absolutePath: string, relativePath: string, budget: SnapshotBudget): boolean;
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