Examples with RuleFilter org.eclipse.xtext.xtext.RuleFilter used on opensource projects

Example 6 with RuleFilter

use of org.eclipse.xtext.xtext.RuleFilter in project xtext-core by eclipse.

the class AbstractAntlrGrammarGenerator method generate.

public void generate(final Grammar it, final AntlrOptions options, final IXtextGeneratorFileSystemAccess fsa) {
    this.keywordHelper = KeywordHelper.getHelper(it);
    this.originalGrammar = it;
    final RuleFilter filter = new RuleFilter();
    filter.setDiscardUnreachableRules(options.isSkipUnusedRules());
    final RuleNames ruleNames = RuleNames.getRuleNames(it, true);
    final Grammar flattened = new FlattenedGrammarAccess(ruleNames, filter).getFlattenedGrammar();
    boolean _isCombinedGrammar = this.isCombinedGrammar();
    new CombinedGrammarMarker(_isCombinedGrammar).attachToEmfObject(flattened);
    fsa.generateFile(this.getGrammarNaming().getParserGrammar(it).getGrammarFileName(), this.compileParser(flattened, options));
    boolean _isCombinedGrammar_1 = this.isCombinedGrammar();
    boolean _not = (!_isCombinedGrammar_1);
    if (_not) {
        fsa.generateFile(this.getGrammarNaming().getLexerGrammar(it).getGrammarFileName(), this.compileLexer(flattened, options));
    }
}