Class: ChunkerRuby::Markdown

Inherits:
BaseSplitter show all
Defined in:
lib/chunker_ruby/markdown.rb

Constant Summary collapse

HEADER_PATTERN = 
/^(\#{1,6})\s+(.+)$/

Instance Attribute Summary

Attributes inherited from BaseSplitter

#chunk_overlap, #chunk_size

Instance Method Summary collapse

Methods inherited from BaseSplitter

#split_many

Constructor Details

#initialize(keep_headers: true, **kwargs) ⇒ Markdown

Returns a new instance of Markdown.



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# File 'lib/chunker_ruby/markdown.rb', line 7

def initialize(keep_headers: true, **kwargs)
  super(**kwargs)
  @keep_headers = keep_headers
end

Instance Method Details

#split(text, metadata: {}) ⇒ Object 



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# File 'lib/chunker_ruby/markdown.rb', line 12

def split(text, metadata: {})
  return [] if text.nil? || text.empty?

  sections = split_by_headers(text)
  chunks = []

  sections.each do |section|
    section_meta = metadata.merge(section[:metadata])

    if section[:text].length <= @chunk_size
      chunks << Chunk.new(
        text: section[:text],
        index: chunks.size,
        offset: section[:offset],
        metadata: section_meta
      )
    else
      # Fall back to recursive splitting for large sections
      sub_splitter = RecursiveCharacter.new(
        chunk_size: @chunk_size,
        chunk_overlap: @chunk_overlap,
        separators: ["\n\n", "\n", ". ", " ", ""]
      )
      sub_chunks = sub_splitter.split(section[:text], metadata: section_meta)
      sub_chunks.each do |sc|
        chunks << Chunk.new(
          text: sc.text,
          index: chunks.size,
          offset: section[:offset] + sc.offset,
          metadata: sc.metadata
        )
      end
    end
  end

  chunks
end