Adding errors to all active admin forms

errors.rb

Dir.glob('app/admin/*.rb') do |file_name|
  File.open(file_name, "r") do |f|
    text = File.read(f)

    form_matches = text.match(/form do \|(?<block_param>\w+)\|/)

    if form_matches && form_matches[:block_param]
      semantic_errors_matches = text.match(/#{form_matches[:block_param]}.semantic_errors\(\*f\.object\.errors\.keys\)/)

      if !semantic_errors_matches
        text.gsub!(form_matches.to_s, form_matches.to_s + "\n" + "    " + "#{form_matches[:block_param]}.semantic_errors(*#{form_matches[:block_param]}.object.errors.keys)")
        File.open(file_name, "w") {|file| file.puts text }
      end
    else
      # puts "#{file} has no form"
    end
  end
end