EncodingHelper

# File lib/gitlab_git/encoding_herlper.rb, line 4
def encode!(message)
  return nil unless message.respond_to? :force_encoding

  # if message is utf-8 encoding, just return it
  message.force_encoding("UTF-8")
  return message if message.valid_encoding?

  # return message if message type is binary
  detect = CharlockHolmes::EncodingDetector.detect(message)
  return message.force_encoding("BINARY") if detect && detect[:type] == :binary

  # encoding message to detect encoding
  if detect && detect[:encoding]
    message.force_encoding(detect[:encoding])
  end

  # encode and clean the bad chars
  message.replace clean(message)
rescue
  encoding = detect ? detect[:encoding] : "unknown"
  "--broken encoding: #{encoding}"
end