import { V as ValidationResult } from '../LLMail-CELnm7VA.cjs';
import '../utils/logger.cjs';
import 'winston';
import '../errors/errors.cjs';

declare class FileFormatValidator {
    private readonly FRONTMATTER_REGEX;
    /**
     * Validates that a file has the correct format:
     * - Must be a markdown file
     * - Must have frontmatter section that can be parsed as YAML
     * - Must have some content (even if just whitespace)
     */
    validateFileFormat(filePath: string, content: string): ValidationResult;
    /**
     * Parse frontmatter from content string
     * Returns null if no valid frontmatter found
     */
    parseFrontmatter(content: string): Record<string, any> | null;
    validateFrontmatterFormat(content: string): ValidationResult;
}

export { FileFormatValidator };