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

Example 16 with Grammar

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

the class GrammarParserTest method testEnum_08.

@Test
public void testEnum_08() throws Exception {
    String modelAsString = "grammar TestLanguage with org.eclipse.xtext.common.Terminals\n" + "generate testLanguage 'http://www.eclipse.org/2009/tmf/xtext/AbstractEnumRulesTest/TestEnum/8'\n" + "Model: enumValue=MyEnum;\n" + "enum MyEnum: Value | Value = 'foo';";
    Grammar grammar = (Grammar) getModel(modelAsString);
    assertTrue(grammar.eResource().getErrors().toString(), grammar.eResource().getErrors().isEmpty());
    checkEnums(grammar);
    EPackage pack = grammar.getMetamodelDeclarations().get(0).getEPackage();
    assertEquals("http://www.eclipse.org/2009/tmf/xtext/AbstractEnumRulesTest/TestEnum/8", pack.getNsURI());
    EEnum eEnum = (EEnum) pack.getEClassifier("MyEnum");
    assertNotNull(eEnum);
    assertEquals(1, eEnum.getELiterals().size());
    EEnumLiteral value = eEnum.getELiterals().get(0);
    assertEquals("Value", value.getName());
    assertEquals(0, value.getValue());
    assertEquals("Value", value.getLiteral());
}

Example 17 with Grammar

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

the class ElementFinderTest method grammarFinder.

private AbstractGrammarElementFinder grammarFinder() {
    final String file = "classpath:/org/eclipse/xtext/generator/grammarAccess/ElementFinderTestLanguage.xtext";
    XtextResourceSet rs = get(XtextResourceSet.class);
    rs.setClasspathURIContext(getClass());
    final Resource r = rs.getResource(URI.createURI(file), true);
    return new AbstractGrammarElementFinder() {

        @Override
        public Grammar getGrammar() {
            return (Grammar) r.getContents().get(0);
        }
    };
}

Example 18 with Grammar

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

the class Bug265111Test method testParseGrammar.

@Test
public void testParseGrammar() throws Exception {
    String grammar = "grammar test with org.eclipse.xtext.grammarinheritance.BaseInheritanceTestLanguage\n" + "generate test 'http://test'\n" + "Root: A | Model;" + "A: 'A' name=ID;";
    Resource r = getResourceFromStringAndExpect(grammar, 1);
    Grammar g = (Grammar) r.getContents().get(0);
    assertEquals("test", g.getName());
    assertEquals(r.getErrors().toString(), 1, r.getErrors().size());
}

Example 19 with Grammar

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

the class ToEcoreTrafoTest method testConcreteLanguageToMetamodel1.

@Test
public void testConcreteLanguageToMetamodel1() throws Exception {
    XtextResource r = getResource("classpath:/" + ConcreteTestLanguage.class.getName().replace('.', '/') + ".xtext");
    EObject element = r.getContents().get(0);
    Grammar g = (Grammar) element;
    List<AbstractMetamodelDeclaration> mms = Lists.<AbstractMetamodelDeclaration>newArrayList(Iterables.filter(g.getMetamodelDeclarations(), GeneratedMetamodel.class));
    assertNotNull(mms);
    assertEquals(1, mms.size());
}

Example 20 with Grammar

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

the class ToEcoreTrafoTest method testAbstractLanguageToMetamodel.

@Test
public void testAbstractLanguageToMetamodel() throws Exception {
    XtextResource r = getResource("classpath:/" + AbstractTestLanguage.class.getName().replace('.', '/') + ".xtext");
    Grammar element = (Grammar) r.getParseResult().getRootASTElement();
    if (!r.getErrors().isEmpty()) {
        EList<Diagnostic> errors = r.getErrors();
        for (Diagnostic syntaxError : errors) {
            logger.debug(syntaxError.getMessage() + " - " + syntaxError.getLine());
        }
        fail(errors.toString());
    }
    List<TerminalRule> lexerRules = GrammarUtil.allTerminalRules(element);
    assertEquals(8, lexerRules.size());
    List<EPackage> list = Xtext2EcoreTransformer.doGetGeneratedPackages(element);
    assertNotNull(list);
    assertEquals(0, list.size());
}