lc_rag/
lib.rs

1// lc-rag/src/lib.rs
2//! RAG (Retrieval-Augmented Generation) module for LangChainRust.
3//!
4//! Provides document loaders, text splitters, retrievers, BM25 search,
5//! hybrid retrieval, GraphRAG, HyDE, multi-query, reranking, and
6//! a full RAG pipeline builder.
7
8pub mod adapter;
9pub mod bm25;
10pub mod chunked_hybrid;
11pub mod graph_rag;
12pub mod hybrid;
13pub mod hyde;
14pub mod loaders;
15pub mod multi_query;
16pub mod pipeline;
17pub mod reranking;
18pub mod retriever;
19pub mod semantic_splitter;
20pub mod splitter;
21pub mod unified_hybrid;
22
23pub use adapter::RagRunnable;
24pub use pipeline::{RAGPipeline, RAGPipelineBuilder, RAGQueryResult};
25
26pub use loaders::{
27    CSVLoader, DocumentLoader, DocxLoader, HTMLLoader, JSONLoader, LoaderError, MarkdownLoader,
28    PDFLoader, SitemapLoader, TextLoader, WebScraperLoader,
29};
30pub use retriever::{Retriever, RetrieverError, RetrieverTrait, SimilarityRetriever};
31pub use semantic_splitter::SemanticSplitter;
32pub use splitter::{RecursiveCharacterSplitter, TextSplitter};
33
34pub use bm25::{
35    AutoMergingConfig, BM25Index, BM25Params, BM25Retriever, ChunkedBM25Retriever,
36    ChunkedSearchResult, Tokenizer,
37};
38
39pub use chunked_hybrid::ChunkedHybridRetriever;
40pub use hybrid::{reciprocal_rank_fusion, HybridRetriever, RetrievalSource, RetrievedDocument};
41pub use unified_hybrid::{HybridIndexConfig, HybridSearchResult, UnifiedHybridIndex};
42
43pub use multi_query::{
44    MultiQueryConfig, MultiQueryError, MultiQueryRetriever, StaticQueryGenerator,
45};
46
47pub use hyde::{HyDEConfig, HyDEError, HyDERetriever};
48
49pub use reranking::{
50    BM25Reranker, KeywordReranker, Reranker, RerankingConfig, RerankingError, RerankingExecutor,
51};
52
53pub use graph_rag::{
54    Community as GraphCommunity, Entity as GraphEntity, GraphStore, Relation as GraphRelation,
55};
56pub use graph_rag::{GraphRAG, GraphRAGConfig, GraphRAGError, GraphRAGResult, QueryMode};
57
58// Re-export key types from dependency crates for convenience
59pub use lc_embeddings::{
60    cosine_similarity, EmbeddingError, Embeddings, MockEmbeddings, OpenAIEmbeddings,
61};
62pub use lc_vector_stores::{
63    ChunkDocument, ChunkedDocumentStore, ChunkedDocumentStoreTrait, ChunkedVectorStore,
64    DocumentStore, InMemoryDocumentStore,
65};
66pub use lc_vector_stores::{
67    Document, InMemoryVectorStore, SearchResult, VectorStore, VectorStoreError,
68};
lc_rag/lib.rs

lc_rag/
lib.rs
