Struct BM25Index 

pub struct BM25Index { /* private fields */ }

Zero-dependency BM25 search index.

Uses the Okapi BM25 ranking function with configurable field weights. This is the fallback backend when no database/FTS5 is available.

Implementations

impl BM25Index

pub fn new() -> Self

Trait Implementations

impl Debug for BM25Index

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for BM25Index

fn default() -> Self

Returns the “default value” for a type.

impl SearchEngine for BM25Index

fn add_document(&mut self, id: &str, fields: &[(&str, &str, f64)])

Add a document with weighted fields. Each field is (field_name, field_value, field_weight).

fn search(&self, query: &str, limit: usize) -> Vec<SearchResult>

Search for documents matching the query, returning at most limit results sorted by descending relevance score.