/**
 * Extracts git metadata for files in a repository
 */
export declare class GitMetadataExtractor {
    /**
     * Check if a path is a valid git repository
     */
    isValidRepo(repoPath: string): Promise<boolean>;
    /**
     * Get current branch name
     */
    getCurrentBranch(repoPath: string): Promise<string>;
    /**
     * Get commit hash for a specific file
     */
    getCommitHash(repoPath: string, filePath: string): Promise<string>;
    /**
     * Get git metadata for a file (commit hash, author, timestamp)
     */
    getFileMetadata(repoPath: string, filePath: string): Promise<{
        commitHash: string;
        author: string;
        committedAt: string;
        branch: string;
    }>;
}
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