RIndex

New creates a new Indexer.

DefaultIndexOptions will: * Index all the files found * With batching disabled * Adding basic file metadata to every file being indexed * Using the default document builder.

IndexOptions to be passed to Index.

IndexStats is returned every time an new document is indexed or when the indexing process finishes.

MatchAllFilter will index all files found.

DocumentBuilder is the interface custom indexers should implement.

Filter determines if a file should be indexed or not.