Module: Jekyll::TableOfContents::Helper

Included in:
Parser
Defined in:
lib/table_of_contents/helper.rb

Overview

helper methods for Parser

Constant Summary collapse

PUNCTUATION_REGEXP = 
/[^\p{Word}\- ]/u

Instance Method Summary collapse

Instance Method Details

#extract_text(node, only_direct_text: false) ⇒ Object 



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# File 'lib/table_of_contents/helper.rb', line 16

def extract_text(node, only_direct_text: false)
  if only_direct_text
    node.children.select(&:text?).map { |child| child.text.strip }.reject(&:empty?).join(' ')
  else
    node.text.strip
  end
end

#generate_toc_id(text) ⇒ Object 



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# File 'lib/table_of_contents/helper.rb', line 9

def generate_toc_id(text)
  text = text.downcase
             .gsub(PUNCTUATION_REGEXP, '') # remove punctuation
             .tr(' ', '-') # replace spaces with dash
  CGI.escape(text)
end