export declare const DEFAULT_TSGOLINT_VERSION = "c031d7264983dba00bae76eb03532fe3884e5667";
/** Validate version string to prevent path traversal attacks.
 *  Only allows alphanumeric chars, dots, underscores, and hyphens. */
export declare function validateVersion(version: string): void;
export declare function getCacheDir(): string;
export declare function getTsgolintSourceDir(version: string): string;
export declare function getBinDir(): string;
export declare function getBinaryPath(contentHash: string): string;
/** Per-hash build directory to avoid races between concurrent lintcn processes. */
export declare function getBuildDir(contentHash: string): string;
/** Per-hash lock directory used while generating and compiling a build workspace. */
export declare function getBuildLockDir(contentHash: string): string;
/** Per-version lock directory used while populating cached tsgolint source. */
export declare function getTsgolintSourceLockDir(version: string): string;
export declare function acquireCacheLock(lockDir: string, description: string): Promise<string>;
export declare function ensureTsgolintSource(version: string): Promise<string>;
export declare function cachedBinaryExists(contentHash: string): boolean;
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