github-wiki-generate-home-list.rb

#!/usr/bin/env ruby

def generate_dir_links(dir)
  level_names = []
  last_level = 0

  Dir['*.md'].sort.each_with_object([]) do |file, md|
    next if file == 'Home.md'
    path = file.split('--')
    name = path.last

    path[0..-2].each_with_index do |lname, index|
      if level_names[index] != lname
        l_str = "    " * index
        md << l_str + "- #{lname.gsub(/-+/, ' ')}"
        last_level = index
      end
    end
    level_names = path[0..-2]

    level_str = "    " * (path.length - 1)
    link = level_str + "- [#{name.gsub('.md', '').gsub(/-+/, ' ')}](#{file.gsub('.md', '')})"
    md << link
  end
end

File.write('Home.md', generate_dir_links('.').join("\n"))