Method: Puffy::Puppet#diff

Defined in:
lib/puffy/puppet.rb

#diff ⇒ void

This method returns an undefined value.

Show differences between saved and generated rules



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# File 'lib/puffy/puppet.rb', line 39

def diff
  each_fragment do |fragment_name, fragment_content|
    human_fragment_name = fragment_name.delete_prefix(@path).delete_prefix('/')
    IO.popen("diff -u1 -N --unidirectional-new-file --ignore-matching-lines='^#' --label a/#{human_fragment_name} #{fragment_name} --label b/#{human_fragment_name} -", 'r+') do |io|
      io.write(fragment_content)
      io.close_write
      out = io.read
      $stdout.write out
    end
  end
end