/**
 * Temporary file management utilities
 *
 * Provides organized temp directory structure for vibe-validate output files:
 * - /tmp/vibe-validate/runs/{YYYY-MM-DD}/{shortHash-HH-mm-ss}/
 * - Cleanup utilities for old temp files
 * - Storage size calculation
 */
/**
 * Get the root temporary directory for vibe-validate
 * @returns Path to /tmp/vibe-validate (or OS equivalent)
 */
export declare function getVibeValidateTempDir(): string;
/**
 * Get the daily output directory for runs
 * @returns Path like /tmp/vibe-validate/runs/2026-02-05/
 */
export declare function getRunOutputDir(): string;
/**
 * Ensure a directory exists (create if needed)
 * Re-exports shared utility from @vibe-validate/core
 */
export { ensureDir } from '@vibe-validate/core';
/**
 * Options for cleaning up temp files
 */
export interface CleanupOptions {
    /** Delete files older than this many days (default: 7) */
    olderThanDays?: number;
    /** Dry run: show what would be deleted without actually deleting */
    dryRun?: boolean;
    /** Delete all temp files regardless of age */
    deleteAll?: boolean;
}
/**
 * Result of cleanup operation
 */
export interface CleanupResult {
    /** Number of run directories deleted */
    deletedCount: number;
    /** Number of bytes freed */
    freedBytes: number;
    /** Paths that were deleted (or would be deleted in dry run) */
    deletedPaths: string[];
    /** Errors encountered during cleanup */
    errors: Array<{
        path: string;
        error: string;
    }>;
}
/**
 * Get temp file storage information
 */
export declare function getTempStorageInfo(): Promise<{
    sizeBytes: number;
    runCount: number;
    path: string;
}>;
/**
 * Format bytes as human-readable size
 */
export declare function formatBytes(bytes: number): string;
/**
 * Clean up old temporary files
 */
export declare function cleanupOldTempFiles(options?: CleanupOptions): Promise<CleanupResult>;
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