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

Example 51 with Assignment

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

the class XtextLinkerTest method testNamedParameterAdjustment.

@Test
public void testNamedParameterAdjustment() throws Exception {
    StringConcatenation _builder = new StringConcatenation();
    _builder.append("grammar test.Lang with org.eclipse.xtext.common.Terminals");
    _builder.newLine();
    _builder.append("generate test \'http://test\'");
    _builder.newLine();
    _builder.append("Root<MyParam>: rule=Rule<true>;");
    _builder.newLine();
    _builder.append("Rule<MyParam>: name=ID child=Root<false>?;");
    _builder.newLine();
    final String grammarAsString = _builder.toString();
    EObject _model = this.getModel(grammarAsString);
    final Grammar grammar = ((Grammar) _model);
    final ResourceSet resourceSet = grammar.eResource().getResourceSet();
    final Resource otherResource = resourceSet.createResource(URI.createURI("other.xtext"));
    StringConcatenation _builder_1 = new StringConcatenation();
    _builder_1.append("grammar test.SubLang with test.Lang");
    _builder_1.newLine();
    _builder_1.append("import \'http://test\'");
    _builder_1.newLine();
    _builder_1.append("Root<MyParam>: rule=super::Rule<true>;");
    _builder_1.newLine();
    LazyStringInputStream _lazyStringInputStream = new LazyStringInputStream(_builder_1.toString());
    otherResource.load(_lazyStringInputStream, null);
    EObject _head = IterableExtensions.<EObject>head(otherResource.getContents());
    final Grammar subGrammar = ((Grammar) _head);
    AbstractRule _head_1 = IterableExtensions.<AbstractRule>head(subGrammar.getRules());
    final ParserRule rootRule = ((ParserRule) _head_1);
    AbstractRule _last = IterableExtensions.<AbstractRule>last(grammar.getRules());
    final ParserRule parentRule = ((ParserRule) _last);
    AbstractElement _alternatives = parentRule.getAlternatives();
    AbstractElement _last_1 = IterableExtensions.<AbstractElement>last(((Group) _alternatives).getElements());
    final Assignment lastAssignment = ((Assignment) _last_1);
    AbstractElement _terminal = lastAssignment.getTerminal();
    final RuleCall ruleCall = ((RuleCall) _terminal);
    final NamedArgument argument = IterableExtensions.<NamedArgument>head(ruleCall.getArguments());
    Assert.assertEquals(IterableExtensions.<Parameter>head(rootRule.getParameters()), argument.getParameter());
    Condition _value = argument.getValue();
    Assert.assertFalse(((LiteralCondition) _value).isTrue());
}

Example 52 with Assignment

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

the class XtextLinkerTest method testImplicitNamedParameterLinking_01.

@Test
public void testImplicitNamedParameterLinking_01() throws Exception {
    StringConcatenation _builder = new StringConcatenation();
    _builder.append("grammar test.Lang with org.eclipse.xtext.common.Terminals");
    _builder.newLine();
    _builder.append("generate test \'http://test\'");
    _builder.newLine();
    _builder.append("Root<MyParam>: rule=Rule<MyParam>;");
    _builder.newLine();
    _builder.append("Rule<MyParam>: name=ID child=Root<MyParam>?;");
    _builder.newLine();
    final String grammarAsString = _builder.toString();
    EObject _model = this.getModel(grammarAsString);
    final Grammar grammar = ((Grammar) _model);
    AbstractRule _head = IterableExtensions.<AbstractRule>head(grammar.getRules());
    final ParserRule rootRule = ((ParserRule) _head);
    AbstractRule _last = IterableExtensions.<AbstractRule>last(grammar.getRules());
    final ParserRule lastRule = ((ParserRule) _last);
    AbstractElement _alternatives = lastRule.getAlternatives();
    AbstractElement _last_1 = IterableExtensions.<AbstractElement>last(((Group) _alternatives).getElements());
    final Assignment lastAssignment = ((Assignment) _last_1);
    AbstractElement _terminal = lastAssignment.getTerminal();
    final RuleCall ruleCall = ((RuleCall) _terminal);
    final NamedArgument argument = IterableExtensions.<NamedArgument>head(ruleCall.getArguments());
    Assert.assertEquals(IterableExtensions.<Parameter>head(rootRule.getParameters()), argument.getParameter());
    Condition _value = argument.getValue();
    Assert.assertEquals(IterableExtensions.<Parameter>head(lastRule.getParameters()), ((ParameterReference) _value).getParameter());
}

Example 53 with Assignment

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

the class XtextValidationTest method testEmptyKeyword.

@Test
public void testEmptyKeyword() throws Exception {
    String grammarAsText = "grammar test with org.eclipse.xtext.common.Terminals\n" + "generate test 'http://test'\n" + "A: foo='';";
    Grammar grammar = (Grammar) getModel(grammarAsText);
    XtextValidator validator = get(XtextValidator.class);
    ValidatingMessageAcceptor messageAcceptor = new ValidatingMessageAcceptor(null, true, false);
    Assignment valueAssignment = (Assignment) grammar.getRules().get(0).getAlternatives();
    messageAcceptor.expectedContext(valueAssignment.getTerminal());
    configureValidator(validator, messageAcceptor, valueAssignment);
    validator.checkKeywordNotEmpty((Keyword) valueAssignment.getTerminal());
    messageAcceptor.validate();
}

Example 54 with Assignment

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

the class NodeModelUtilsTest method testFindActualSemanticObjectFor_02.

@Test
public void testFindActualSemanticObjectFor_02() throws Exception {
    String grammarString = "grammar foo.Bar with org.eclipse.xtext.common.Terminals generate foo 'bar' Model:((name=ID)*)?;";
    Grammar grammar = (Grammar) getModel(grammarString);
    ILeafNode star = NodeModelUtils.findLeafNodeAtOffset(NodeModelUtils.getNode(grammar), grammarString.indexOf('*'));
    EObject object = NodeModelUtils.findActualSemanticObjectFor(star);
    assertTrue(object instanceof Assignment);
    ILeafNode questionMark = NodeModelUtils.findLeafNodeAtOffset(NodeModelUtils.getNode(grammar), grammarString.indexOf('?'));
    object = NodeModelUtils.findActualSemanticObjectFor(questionMark);
    assertTrue(object instanceof Assignment);
}

Example 55 with Assignment

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

the class NodeModelUtilsTest method testFindActualSemanticObjectFor_01.

@Test
public void testFindActualSemanticObjectFor_01() throws Exception {
    String grammarString = "grammar foo.Bar with org.eclipse.xtext.common.Terminals generate foo 'bar' Model:((name=ID));";
    Grammar grammar = (Grammar) getModel(grammarString);
    ILeafNode leafNode = NodeModelUtils.findLeafNodeAtOffset(NodeModelUtils.getNode(grammar), grammarString.indexOf('('));
    EObject object = NodeModelUtils.findActualSemanticObjectFor(leafNode);
    assertTrue(object instanceof Assignment);
}