anchor.diff:    final Map messagesYaml;
     final String errorConverterSource;
     final String syntacticErrorsSource;
  +  final String parserSource;
     final translatedEntries = <Map>[];
  +  final translatedFastaErrorCodes = new Set<String>();
     final out = new StringBuffer('''
   //
   // THIS FILE IS GENERATED. DO NOT EDIT.
  
positive.code:     messagesYaml.forEach((name, entry) {
        if (entry is Map) {
          if (entry['index'] is int && entry['analyzerCode'] is String) {
            translatedEntries.add(entry);
          }
        }
  
negative.code: part of 'syntactic_errors.dart';
  
  ''');
  
    _SyntacticErrorGenerator(this.messagesYaml, this.errorConverterSource,
        this.syntacticErrorsSource, this.parserSource);
  
    void checkForManualChanges() {
      // Check for ParserErrorCodes that could be removed from
  