export declare const isWcCacheEnabled: () => boolean;
export declare const wcCacheDir: (workspaceRoot: string) => string;
export interface WcFingerprintInput {
    workspaceRoot: string;
    /** The resolved WC config: selector, class name, paths, options. */
    config: unknown;
    /** The app's `src` directory, as the builder stages it. */
    projectSrcDir: string;
    /** Extra directories the build reads, e.g. the app config's folder. */
    extraDirs?: string[];
    /** The compiler's own code, so a builder change invalidates old bundles. */
    compilerDir?: string;
}
export declare const wcFingerprint: ({ workspaceRoot, config, projectSrcDir, extraDirs, compilerDir, }: WcFingerprintInput) => string;
/**
 * Copies a stored bundle's files into `destinationPath`. Returns the files
 * restored, or null on a miss.
 */
export declare const restoreWcBundle: (cacheDir: string, key: string, fingerprint: string, destinationPath: string) => string[] | null;
/**
 * Stores a freshly built bundle's files, and drops this key's older entries —
 * only the latest build of a given WC is ever worth restoring.
 */
export declare const storeWcBundle: (cacheDir: string, key: string, fingerprint: string, sourceDir: string, files: string[]) => void;
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