Rakefile

task :default => [:parse, :spellcheck]

task :parse do
  require "json"
  require "batch"
  require "rdiscount"

  Batch.each(Dir["**/*.json"] + Dir["**/*.md"]) do |file|
    if File.extname(file) == ".md"
      RDiscount.new(File.read(file)).to_html
    else
      JSON.parse(File.read(file))
    end
  end
end

task :spellcheck do
  require "json"

  `mkdir -p tmp`

  IO.popen("aspell --lang=en create master ./tmp/dict", "w") do |io|
    io.puts(JSON.parse(File.read("commands.json")).keys.map(&:split).flatten.join("\n"))
    io.puts(File.read("wordlist"))
  end

  Dir["**/*.md"].each do |file|
    command = %q{
      ruby -pe 'gsub /^    .*$/, ""' |
      ruby -pe 'gsub /`[^`]+`/, ""' |
      ruby -e 'puts $stdin.read.gsub /\[([^\]]+)\]\(([^\)]+)\)/m, "\\1"' |
      aspell -H -a --extra-dicts=./tmp/dict 2>/dev/null
    }

    words = `cat '#{file}' | #{command}`.lines.map do |line|
      line[/^& ([^ ]+)/, 1]
    end.compact

    puts "#{file}: #{words.uniq.sort.join(" ")}" if words.any?
  end
end