/**
 * YAML frontmatter parser utilities
 */
export interface ParsedMarkdown<T = Record<string, unknown>> {
    content: string;
    metadata: T;
    raw: string;
}
export declare class YamlParseError extends Error {
    readonly filePath?: string | undefined;
    readonly cause?: Error | undefined;
    constructor(message: string, filePath?: string | undefined, cause?: Error | undefined);
}
/**
 * Parse markdown file with YAML frontmatter
 */
export declare function parseMarkdownWithFrontmatter<T = Record<string, unknown>>(content: string, filePath?: string): ParsedMarkdown<T>;
/**
 * Parse standalone YAML content
 */
export declare function parseYamlContent<T = Record<string, unknown>>(content: string, filePath?: string): T;
/**
 * Validate that required fields exist in metadata
 */
export declare function validateRequiredFields<T extends Record<string, unknown>>(metadata: T, requiredFields: Array<keyof T>, filePath?: string): void;
/**
 * Extract frontmatter section from markdown
 */
export declare function extractFrontmatter(content: string): null | string;
/**
 * Check if content has frontmatter
 */
export declare function hasFrontmatter(content: string): boolean;
/**
 * Stringify object to YAML format
 */
export declare function stringifyYaml<T>(data: T): string;
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