export interface Chunk {
    content: string;
    metadata: Record<string, unknown>;
    startPos: number;
    endPos: number;
}
export interface ChunkOptions {
    chunkSize?: number;
    overlap?: number;
}
export interface CodeEntityStub {
    type: string;
    name: string;
    startLine: number;
    endLine: number;
}
export interface ChunkStrategy {
    chunk(text: string, options?: ChunkOptions): Chunk[];
}
export interface ParentChunk {
    id: string;
    content: string;
    metadata: {
        filePath: string;
        startLine: number;
        endLine: number;
    };
    children: string[];
}
export interface ChildChunk {
    id: string;
    content: string;
    parentId: string;
    parentMetadata: ParentChunk['metadata'];
    embeddingContent: string;
}
export interface HierarchicalChunkStrategy {
    chunk(text: string, metadata: {
        filePath: string;
        startLine: number;
        endLine: number;
    }, options?: ChunkOptions): {
        parents: ParentChunk[];
        children: ChildChunk[];
    };
}
export declare class FixedSizeChunkStrategy implements ChunkStrategy {
    chunk(text: string, options?: ChunkOptions): Chunk[];
}
export declare class MarkdownHierarchicalChunkStrategy implements HierarchicalChunkStrategy {
    private childChunker;
    constructor();
    chunk(text: string, metadata: {
        filePath: string;
        startLine: number;
        endLine: number;
    }, options?: ChunkOptions): {
        parents: ParentChunk[];
        children: ChildChunk[];
    };
    private parseSections;
}
export declare class CodeHierarchicalChunkStrategy implements HierarchicalChunkStrategy {
    private childChunker;
    constructor();
    chunk(text: string, metadata: {
        filePath: string;
        startLine: number;
        endLine: number;
    }, options?: ChunkOptions): {
        parents: ParentChunk[];
        children: ChildChunk[];
    };
    private splitCodeBlocks;
    private isTopLevelDeclaration;
}
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