anchor.diff:  /// [generateIndividualMessageFile] for the beginning of the file,
   /// parameterized by [locale].
   String prologue(String locale) => """
  -/// DO NOT EDIT. This is code generated via package:intl/generate_localized.dart
  -/// This is a library that provides messages for a $locale locale. All the
  -/// messages from the main program should be duplicated here with the same
  -/// function name.
  +// DO NOT EDIT. This is code generated via package:intl/generate_localized.dart
  +// This is a library that provides messages for a $locale locale. All the
  +// messages from the main program should be duplicated here with the same
  +// function name.
   
   import 'package:$intlImportPath/intl.dart';
   import 'package:$intlImportPath/message_lookup_by_library.dart';
  
positive.code: final messages = new MessageLookup();
  
  class MessageLookup extends MessageLookupByLibrary {
  
    get localeName => '$locale';
  """;
  
  /// This section generates the messages_all.dart file based on the list of
  
negative.code:       .expand((translation) => translation.originalMessages)
        .map((original) =>
            '    "${original.name}" : ${_mapReference(original, locale)}');
    result..write(entries.join(",\n"))..write("\n  };\n}\n");
  
    // To preserve compatibility, we don't use the canonical version of the locale
    // in the file name.
  