export interface FileSnapshot {
    filePath: string;
    previousContent: string | null;
    newContent: string | null;
    timestamp: number;
    type: 'create' | 'edit' | 'delete';
}
export declare class DiffManager {
    private static snapshots;
    /**
     * Records a snapshot before and after file modification
     */
    static recordChange(filePath: string, previousContent: string | null, newContent: string | null, type: 'create' | 'edit' | 'delete'): void;
    /**
     * Returns all recorded snapshots in current session
     */
    static getSnapshots(): FileSnapshot[];
    /**
     * Computes a colored git-style diff text between two string contents
     */
    static formatColoredDiff(filePath: string, oldStr: string | null, newStr: string | null): string;
    /**
     * Displays the session or git diff in the console
     */
    static showDiff(targetFile?: string): Promise<void>;
    /**
     * Reverts changes made to files in this session
     */
    static revert(targetFile?: string): Promise<{
        success: boolean;
        revertedFiles: string[];
    }>;
    private static colorizeGitDiff;
}
//# sourceMappingURL=diffManager.d.ts.map