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

Example 41 with Grammar

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

the class OverriddenValueInspectorTest method testOptionalAction_03.

@Test
public void testOptionalAction_03() throws Exception {
    StringConcatenation _builder = new StringConcatenation();
    _builder.append("grammar org.foo with org.eclipse.xtext.common.Terminals");
    _builder.newLine();
    _builder.append("generate metamodel \'foo.sample\'");
    _builder.newLine();
    _builder.append("First : Second ({First.second=current} id=INT)+ name=ID;");
    _builder.newLine();
    _builder.append("Second: \'keyword\' name=ID;");
    _builder.newLine();
    String grammarAsString = _builder.toString();
    final Grammar grammar = this.getGrammar(grammarAsString);
    AbstractRule _findRuleForName = GrammarUtil.findRuleForName(grammar, "First");
    final ParserRule rule = ((ParserRule) _findRuleForName);
    this.validateRule(rule);
    Assert.assertTrue(this.warnings.toString(), this.warnings.isEmpty());
}

Example 42 with Grammar

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

the class OverriddenValueInspectorTest method testFragment_08.

@Test
public void testFragment_08() throws Exception {
    StringConcatenation _builder = new StringConcatenation();
    _builder.append("grammar org.foo with org.eclipse.xtext.common.Terminals");
    _builder.newLine();
    _builder.append("generate metamodel \'foo.sample\'");
    _builder.newLine();
    _builder.append("EntryRule:");
    _builder.newLine();
    _builder.append("\t");
    _builder.append("name=ID FragmentWithAction");
    _builder.newLine();
    _builder.append(";");
    _builder.newLine();
    _builder.append("fragment FragmentWithAction returns EntryRule:");
    _builder.newLine();
    _builder.append("\t");
    _builder.append("name=ID {EntryRule.prev=current} name=ID");
    _builder.newLine();
    _builder.append(";");
    _builder.newLine();
    String grammarAsString = _builder.toString();
    final Grammar grammar = this.getGrammar(grammarAsString);
    AbstractRule _findRuleForName = GrammarUtil.findRuleForName(grammar, "EntryRule");
    final ParserRule rule = ((ParserRule) _findRuleForName);
    this.validateRule(rule);
    Assert.assertEquals(this.warnings.toString(), 2, this.warnings.size());
    AbstractRule _findRuleForName_1 = GrammarUtil.findRuleForName(grammar, "FragmentWithAction");
    final ParserRule fragment = ((ParserRule) _findRuleForName_1);
    this.validateRule(fragment);
    Assert.assertEquals(this.warnings.toString(), 0, this.warnings.size());
}

Example 43 with Grammar

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

the class OverriddenValueInspectorTest method testFragment_05.

@Test
public void testFragment_05() throws Exception {
    StringConcatenation _builder = new StringConcatenation();
    _builder.append("grammar org.foo with org.eclipse.xtext.common.Terminals");
    _builder.newLine();
    _builder.append("generate metamodel \'foo.sample\'");
    _builder.newLine();
    _builder.append("First : Named*;");
    _builder.newLine();
    _builder.append("fragment Named: name=ID;");
    _builder.newLine();
    String grammarAsString = _builder.toString();
    final Grammar grammar = this.getGrammar(grammarAsString);
    AbstractRule _findRuleForName = GrammarUtil.findRuleForName(grammar, "First");
    final ParserRule rule = ((ParserRule) _findRuleForName);
    this.validateRule(rule);
    Assert.assertEquals(this.warnings.toString(), 1, this.warnings.size());
    AbstractRule _findRuleForName_1 = GrammarUtil.findRuleForName(grammar, "Named");
    final ParserRule fragment = ((ParserRule) _findRuleForName_1);
    this.validateRule(fragment);
    Assert.assertEquals(this.warnings.toString(), 0, this.warnings.size());
}

Example 44 with Grammar

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

the class OverriddenValueInspectorTest method testBug280011_02.

@Test
public void testBug280011_02() throws Exception {
    StringConcatenation _builder = new StringConcatenation();
    _builder.append("grammar org.foo with org.eclipse.xtext.common.Terminals");
    _builder.newLine();
    _builder.append("generate metamodel \'foo.sample\'");
    _builder.newLine();
    _builder.append("Q : \'x\' a = ID \'y\' b = ID ;");
    _builder.newLine();
    String grammarAsString = _builder.toString();
    final Grammar grammar = this.getGrammar(grammarAsString);
    AbstractRule _findRuleForName = GrammarUtil.findRuleForName(grammar, "Q");
    final ParserRule rule = ((ParserRule) _findRuleForName);
    this.validateRule(rule);
    Assert.assertTrue(this.warnings.toString(), this.warnings.isEmpty());
}

Example 45 with Grammar

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

the class OverriddenValueInspectorTest method testUnorderedGroup_03.

@Test
public void testUnorderedGroup_03() throws Exception {
    StringConcatenation _builder = new StringConcatenation();
    _builder.append("grammar org.foo with org.eclipse.xtext.common.Terminals");
    _builder.newLine();
    _builder.append("generate metamodel \'foo.sample\'");
    _builder.newLine();
    _builder.append("Model : (a = ID & b = STRING)+;");
    _builder.newLine();
    String grammarAsString = _builder.toString();
    final Grammar grammar = this.getGrammar(grammarAsString);
    AbstractRule _findRuleForName = GrammarUtil.findRuleForName(grammar, "Model");
    final ParserRule rule = ((ParserRule) _findRuleForName);
    this.validateRule(rule);
    Assert.assertEquals(this.warnings.toString(), 2, this.warnings.size());
}