class Chef::Knife::Edit

def edit_text(text, extension)
  unless config[:disable_editing]
    Tempfile.open([ "knife-edit-", extension ]) do |file|
      # Write the text to a temporary file

      file.write(text)
      file.close
      # Let the user edit the temporary file

      unless system("#{config[:editor]} #{file.path}")
        raise "Please set EDITOR environment variable. See https://docs.chef.io/workstation/knife_setup/#setting-your-text-editor for details."
      end
      result_text = IO.read(file.path)
      return result_text if result_text != text
    end
  end
end

def run
  # Get the matches (recursively)

  error = false
  pattern_args.each do |pattern|
    Chef::ChefFS::FileSystem.list(config[:local] ? local_fs : chef_fs, pattern).each do |result|
      if result.dir?
        ui.error "#{format_path(result)}: is a directory" if pattern.exact_path
        error = true
      else
        begin
          new_value = edit_text(result.read, File.extname(result.name))
          if new_value
            result.write(new_value)
            output "Updated #{format_path(result)}"
          else
            output "#{format_path(result)} unchanged"
          end
        rescue Chef::ChefFS::FileSystem::OperationNotAllowedError => e
          ui.error "#{format_path(e.entry)}: #{e.reason}."
          error = true
        rescue Chef::ChefFS::FileSystem::NotFoundError => e
          ui.error "#{format_path(e.entry)}: No such file or directory"
          error = true
        end
      end
    end
  end
  if error
    exit 1
  end
end