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

Example 76 with Grammar

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

the class NodeModelUtilsTest method testFindActualSemanticObjectFor_05.

@Test
public void testFindActualSemanticObjectFor_05() 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("ID"));
    EObject object = NodeModelUtils.findActualSemanticObjectFor(leafNode);
    assertTrue(object instanceof RuleCall);
}

Example 77 with Grammar

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

the class NodeModelUtilsTest method testFindNodesForFeature_Cardinality_1.

@Test
public void testFindNodesForFeature_Cardinality_1() throws Exception {
    Grammar grammar = (Grammar) getModel("grammar foo.Bar with org.eclipse.xtext.common.Terminals generate foo 'bar' Model: name+='foo'* name+='bar'*;");
    Group group = (Group) grammar.getRules().get(0).getAlternatives();
    List<INode> nodes = NodeModelUtils.findNodesForFeature(group, XtextPackage.eINSTANCE.getAbstractElement_Cardinality());
    assertEquals(0, nodes.size());
}

Example 78 with Grammar

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

the class NodeModelUtilsTest method testFindNodesForFeature_Cardinality_0.

@Test
public void testFindNodesForFeature_Cardinality_0() throws Exception {
    Grammar grammar = (Grammar) getModel("grammar foo.Bar with org.eclipse.xtext.common.Terminals generate foo 'bar' Model: name+='foo'*;");
    Assignment assignment = (Assignment) grammar.getRules().get(0).getAlternatives();
    List<INode> nodes = NodeModelUtils.findNodesForFeature(assignment, XtextPackage.eINSTANCE.getAbstractElement_Cardinality());
    assertEquals(1, nodes.size());
    assertEquals("*", nodes.get(0).getText().trim());
}

Example 79 with Grammar

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

the class NodeModelUtilsTest method testFindActualSemanticObjectFor_04.

@Test
public void testFindActualSemanticObjectFor_04() 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("name"));
    EObject object = NodeModelUtils.findActualSemanticObjectFor(leafNode);
    assertTrue(object instanceof Assignment);
}

Example 80 with Grammar

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

the class NodeModelUtilsTest method testFindActualSemanticObjectFor_07.

@Test
public void testFindActualSemanticObjectFor_07() throws Exception {
    String grammarString = "grammar foo.Bar with org.eclipse.xtext.common.Terminals generate foo 'bar' Model:(name=ID|name=STRING?)*;";
    Grammar grammar = (Grammar) getModel(grammarString);
    ILeafNode star = NodeModelUtils.findLeafNodeAtOffset(NodeModelUtils.getNode(grammar), grammarString.indexOf('*'));
    EObject object = NodeModelUtils.findActualSemanticObjectFor(star);
    assertTrue(object instanceof Alternatives);
    ILeafNode questionMark = NodeModelUtils.findLeafNodeAtOffset(NodeModelUtils.getNode(grammar), grammarString.indexOf('?'));
    object = NodeModelUtils.findActualSemanticObjectFor(questionMark);
    assertTrue(object instanceof Assignment);
}