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

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Example 1 with Negation

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

the class XtextLinkerTest method testGuardLinking.

@Test
public void testGuardLinking() throws Exception {
    String grammarAsString = "grammar test.Lang with org.eclipse.xtext.common.Terminals\n" + "generate test 'http://test'\n" + "Root<MyArg>: <MyArg> name=ID | <!MyArg> name=STRING;\n";
    Grammar grammar = (Grammar) getModel(grammarAsString);
    ParserRule rootRule = (ParserRule) Iterables.getFirst(grammar.getRules(), null);
    Alternatives alternatives = (Alternatives) rootRule.getAlternatives();
    ParameterReference firstGuard = (ParameterReference) ((Group) Iterables.getFirst(alternatives.getElements(), null)).getGuardCondition();
    Assert.assertEquals(Iterables.getFirst(rootRule.getParameters(), null), firstGuard.getParameter());
    Negation secondGuard = (Negation) ((Group) Iterables.getLast(alternatives.getElements())).getGuardCondition();
    Assert.assertEquals(Iterables.getFirst(rootRule.getParameters(), null), ((ParameterReference) secondGuard.getValue()).getParameter());
}
Also used : ParserRule(org.eclipse.xtext.ParserRule) Negation(org.eclipse.xtext.Negation) ParameterReference(org.eclipse.xtext.ParameterReference) Grammar(org.eclipse.xtext.Grammar) Alternatives(org.eclipse.xtext.Alternatives) Test(org.junit.Test)

Example 2 with Negation

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

the class XtextSemanticSequencer method sequence.

@Override
public void sequence(ISerializationContext context, EObject semanticObject) {
    EPackage epackage = semanticObject.eClass().getEPackage();
    ParserRule rule = context.getParserRule();
    Action action = context.getAssignedAction();
    Set<Parameter> parameters = context.getEnabledBooleanParameters();
    if (epackage == XtextPackage.eINSTANCE)
        switch(semanticObject.eClass().getClassifierID()) {
            case XtextPackage.ACTION:
                if (rule == grammarAccess.getAlternativesRule() || action == grammarAccess.getAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getConditionalBranchRule() || rule == grammarAccess.getUnorderedGroupRule() || action == grammarAccess.getUnorderedGroupAccess().getUnorderedGroupElementsAction_1_0() || rule == grammarAccess.getGroupRule() || action == grammarAccess.getGroupAccess().getGroupElementsAction_1_0() || rule == grammarAccess.getAbstractTokenRule() || rule == grammarAccess.getAbstractTokenWithCardinalityRule() || rule == grammarAccess.getAbstractTerminalRule() || rule == grammarAccess.getParenthesizedElementRule()) {
                    sequence_AbstractTokenWithCardinality_Action(context, (Action) semanticObject);
                    return;
                } else if (rule == grammarAccess.getActionRule()) {
                    sequence_Action(context, (Action) semanticObject);
                    return;
                } else
                    break;
            case XtextPackage.ALTERNATIVES:
                if (rule == grammarAccess.getAlternativesRule() || action == grammarAccess.getAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getConditionalBranchRule() || rule == grammarAccess.getUnorderedGroupRule() || action == grammarAccess.getUnorderedGroupAccess().getUnorderedGroupElementsAction_1_0() || rule == grammarAccess.getGroupRule() || action == grammarAccess.getGroupAccess().getGroupElementsAction_1_0() || rule == grammarAccess.getAbstractTokenRule() || rule == grammarAccess.getAbstractTokenWithCardinalityRule() || rule == grammarAccess.getAbstractTerminalRule() || rule == grammarAccess.getParenthesizedElementRule()) {
                    sequence_AbstractTokenWithCardinality_Alternatives(context, (Alternatives) semanticObject);
                    return;
                } else if (rule == grammarAccess.getAssignableTerminalRule() || rule == grammarAccess.getParenthesizedAssignableElementRule() || rule == grammarAccess.getAssignableAlternativesRule() || action == grammarAccess.getAssignableAlternativesAccess().getAlternativesElementsAction_1_0()) {
                    sequence_AssignableAlternatives(context, (Alternatives) semanticObject);
                    return;
                } else if (rule == grammarAccess.getEnumLiteralsRule()) {
                    sequence_EnumLiterals(context, (Alternatives) semanticObject);
                    return;
                } else if (rule == grammarAccess.getTerminalAlternativesRule() || action == grammarAccess.getTerminalAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getTerminalGroupRule() || action == grammarAccess.getTerminalGroupAccess().getGroupElementsAction_1_0() || rule == grammarAccess.getTerminalTokenRule() || rule == grammarAccess.getTerminalTokenElementRule() || rule == grammarAccess.getParenthesizedTerminalElementRule()) {
                    sequence_TerminalAlternatives_TerminalToken(context, (Alternatives) semanticObject);
                    return;
                } else
                    break;
            case XtextPackage.ANNOTATION:
                sequence_Annotation(context, (Annotation) semanticObject);
                return;
            case XtextPackage.ASSIGNMENT:
                if (rule == grammarAccess.getAlternativesRule() || action == grammarAccess.getAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getConditionalBranchRule() || rule == grammarAccess.getUnorderedGroupRule() || action == grammarAccess.getUnorderedGroupAccess().getUnorderedGroupElementsAction_1_0() || rule == grammarAccess.getGroupRule() || action == grammarAccess.getGroupAccess().getGroupElementsAction_1_0() || rule == grammarAccess.getAbstractTokenRule() || rule == grammarAccess.getAbstractTokenWithCardinalityRule() || rule == grammarAccess.getAbstractTerminalRule() || rule == grammarAccess.getParenthesizedElementRule()) {
                    sequence_AbstractTokenWithCardinality_Assignment(context, (Assignment) semanticObject);
                    return;
                } else if (rule == grammarAccess.getAssignmentRule()) {
                    sequence_Assignment(context, (Assignment) semanticObject);
                    return;
                } else
                    break;
            case XtextPackage.CHARACTER_RANGE:
                if (rule == grammarAccess.getCharacterRangeRule()) {
                    sequence_CharacterRange(context, (CharacterRange) semanticObject);
                    return;
                } else if (rule == grammarAccess.getTerminalAlternativesRule() || action == grammarAccess.getTerminalAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getTerminalGroupRule() || action == grammarAccess.getTerminalGroupAccess().getGroupElementsAction_1_0() || rule == grammarAccess.getTerminalTokenRule() || rule == grammarAccess.getTerminalTokenElementRule() || rule == grammarAccess.getParenthesizedTerminalElementRule()) {
                    sequence_CharacterRange_TerminalToken(context, (CharacterRange) semanticObject);
                    return;
                } else
                    break;
            case XtextPackage.CONJUNCTION:
                sequence_Conjunction(context, (Conjunction) semanticObject);
                return;
            case XtextPackage.CROSS_REFERENCE:
                sequence_CrossReference(context, (CrossReference) semanticObject);
                return;
            case XtextPackage.DISJUNCTION:
                sequence_Disjunction(context, (Disjunction) semanticObject);
                return;
            case XtextPackage.EOF:
                if (rule == grammarAccess.getEOFRule()) {
                    sequence_EOF(context, (EOF) semanticObject);
                    return;
                } else if (rule == grammarAccess.getTerminalAlternativesRule() || action == grammarAccess.getTerminalAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getTerminalGroupRule() || action == grammarAccess.getTerminalGroupAccess().getGroupElementsAction_1_0() || rule == grammarAccess.getTerminalTokenRule() || rule == grammarAccess.getTerminalTokenElementRule() || rule == grammarAccess.getParenthesizedTerminalElementRule()) {
                    sequence_EOF_TerminalToken(context, (EOF) semanticObject);
                    return;
                } else
                    break;
            case XtextPackage.ENUM_LITERAL_DECLARATION:
                sequence_EnumLiteralDeclaration(context, (EnumLiteralDeclaration) semanticObject);
                return;
            case XtextPackage.ENUM_RULE:
                sequence_EnumRule(context, (EnumRule) semanticObject);
                return;
            case XtextPackage.GENERATED_METAMODEL:
                sequence_GeneratedMetamodel(context, (GeneratedMetamodel) semanticObject);
                return;
            case XtextPackage.GRAMMAR:
                sequence_Grammar(context, (Grammar) semanticObject);
                return;
            case XtextPackage.GROUP:
                if (rule == grammarAccess.getAlternativesRule() || action == grammarAccess.getAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getConditionalBranchRule() || rule == grammarAccess.getUnorderedGroupRule() || action == grammarAccess.getUnorderedGroupAccess().getUnorderedGroupElementsAction_1_0() || rule == grammarAccess.getGroupRule() || action == grammarAccess.getGroupAccess().getGroupElementsAction_1_0() || rule == grammarAccess.getAbstractTokenRule() || rule == grammarAccess.getAbstractTokenWithCardinalityRule() || rule == grammarAccess.getAbstractTerminalRule() || rule == grammarAccess.getParenthesizedElementRule()) {
                    sequence_AbstractTokenWithCardinality_ConditionalBranch_Group_PredicatedGroup(context, (Group) semanticObject);
                    return;
                } else if (rule == grammarAccess.getPredicatedGroupRule()) {
                    sequence_PredicatedGroup(context, (Group) semanticObject);
                    return;
                } else if (rule == grammarAccess.getTerminalAlternativesRule() || action == grammarAccess.getTerminalAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getTerminalGroupRule() || action == grammarAccess.getTerminalGroupAccess().getGroupElementsAction_1_0() || rule == grammarAccess.getTerminalTokenRule() || rule == grammarAccess.getTerminalTokenElementRule() || rule == grammarAccess.getParenthesizedTerminalElementRule()) {
                    sequence_TerminalGroup_TerminalToken(context, (Group) semanticObject);
                    return;
                } else
                    break;
            case XtextPackage.KEYWORD:
                if (rule == grammarAccess.getAlternativesRule() || action == grammarAccess.getAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getConditionalBranchRule() || rule == grammarAccess.getUnorderedGroupRule() || action == grammarAccess.getUnorderedGroupAccess().getUnorderedGroupElementsAction_1_0() || rule == grammarAccess.getGroupRule() || action == grammarAccess.getGroupAccess().getGroupElementsAction_1_0() || rule == grammarAccess.getAbstractTokenRule() || rule == grammarAccess.getAbstractTokenWithCardinalityRule() || rule == grammarAccess.getAbstractTerminalRule() || rule == grammarAccess.getParenthesizedElementRule()) {
                    sequence_AbstractTokenWithCardinality_Keyword_PredicatedKeyword(context, (Keyword) semanticObject);
                    return;
                } else if (rule == grammarAccess.getKeywordRule() || rule == grammarAccess.getAssignableTerminalRule() || rule == grammarAccess.getParenthesizedAssignableElementRule() || rule == grammarAccess.getAssignableAlternativesRule() || action == grammarAccess.getAssignableAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getCrossReferenceableTerminalRule() || rule == grammarAccess.getCharacterRangeRule() || action == grammarAccess.getCharacterRangeAccess().getCharacterRangeLeftAction_1_0()) {
                    sequence_Keyword(context, (Keyword) semanticObject);
                    return;
                } else if (rule == grammarAccess.getTerminalAlternativesRule() || action == grammarAccess.getTerminalAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getTerminalGroupRule() || action == grammarAccess.getTerminalGroupAccess().getGroupElementsAction_1_0() || rule == grammarAccess.getTerminalTokenRule() || rule == grammarAccess.getTerminalTokenElementRule() || rule == grammarAccess.getParenthesizedTerminalElementRule()) {
                    sequence_Keyword_TerminalToken(context, (Keyword) semanticObject);
                    return;
                } else if (rule == grammarAccess.getPredicatedKeywordRule()) {
                    sequence_PredicatedKeyword(context, (Keyword) semanticObject);
                    return;
                } else
                    break;
            case XtextPackage.LITERAL_CONDITION:
                sequence_LiteralCondition(context, (LiteralCondition) semanticObject);
                return;
            case XtextPackage.NAMED_ARGUMENT:
                sequence_NamedArgument(context, (NamedArgument) semanticObject);
                return;
            case XtextPackage.NEGATED_TOKEN:
                if (rule == grammarAccess.getAbstractNegatedTokenRule() || rule == grammarAccess.getNegatedTokenRule()) {
                    sequence_NegatedToken(context, (NegatedToken) semanticObject);
                    return;
                } else if (rule == grammarAccess.getTerminalAlternativesRule() || action == grammarAccess.getTerminalAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getTerminalGroupRule() || action == grammarAccess.getTerminalGroupAccess().getGroupElementsAction_1_0() || rule == grammarAccess.getTerminalTokenRule() || rule == grammarAccess.getTerminalTokenElementRule() || rule == grammarAccess.getParenthesizedTerminalElementRule()) {
                    sequence_NegatedToken_TerminalToken(context, (NegatedToken) semanticObject);
                    return;
                } else
                    break;
            case XtextPackage.NEGATION:
                sequence_Negation(context, (Negation) semanticObject);
                return;
            case XtextPackage.PARAMETER:
                sequence_Parameter(context, (Parameter) semanticObject);
                return;
            case XtextPackage.PARAMETER_REFERENCE:
                sequence_ParameterReference(context, (ParameterReference) semanticObject);
                return;
            case XtextPackage.PARSER_RULE:
                sequence_ParserRule_RuleNameAndParams(context, (ParserRule) semanticObject);
                return;
            case XtextPackage.REFERENCED_METAMODEL:
                sequence_ReferencedMetamodel(context, (ReferencedMetamodel) semanticObject);
                return;
            case XtextPackage.RULE_CALL:
                if (rule == grammarAccess.getAlternativesRule() || action == grammarAccess.getAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getConditionalBranchRule() || rule == grammarAccess.getUnorderedGroupRule() || action == grammarAccess.getUnorderedGroupAccess().getUnorderedGroupElementsAction_1_0() || rule == grammarAccess.getGroupRule() || action == grammarAccess.getGroupAccess().getGroupElementsAction_1_0() || rule == grammarAccess.getAbstractTokenRule() || rule == grammarAccess.getAbstractTokenWithCardinalityRule() || rule == grammarAccess.getAbstractTerminalRule() || rule == grammarAccess.getParenthesizedElementRule()) {
                    sequence_AbstractTokenWithCardinality_PredicatedRuleCall_RuleCall(context, (RuleCall) semanticObject);
                    return;
                } else if (rule == grammarAccess.getPredicatedRuleCallRule()) {
                    sequence_PredicatedRuleCall(context, (RuleCall) semanticObject);
                    return;
                } else if (rule == grammarAccess.getRuleCallRule() || rule == grammarAccess.getAssignableTerminalRule() || rule == grammarAccess.getParenthesizedAssignableElementRule() || rule == grammarAccess.getAssignableAlternativesRule() || action == grammarAccess.getAssignableAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getCrossReferenceableTerminalRule()) {
                    sequence_RuleCall(context, (RuleCall) semanticObject);
                    return;
                } else if (rule == grammarAccess.getTerminalRuleCallRule()) {
                    sequence_TerminalRuleCall(context, (RuleCall) semanticObject);
                    return;
                } else if (rule == grammarAccess.getTerminalAlternativesRule() || action == grammarAccess.getTerminalAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getTerminalGroupRule() || action == grammarAccess.getTerminalGroupAccess().getGroupElementsAction_1_0() || rule == grammarAccess.getTerminalTokenRule() || rule == grammarAccess.getTerminalTokenElementRule() || rule == grammarAccess.getParenthesizedTerminalElementRule()) {
                    sequence_TerminalRuleCall_TerminalToken(context, (RuleCall) semanticObject);
                    return;
                } else
                    break;
            case XtextPackage.TERMINAL_RULE:
                sequence_TerminalRule(context, (TerminalRule) semanticObject);
                return;
            case XtextPackage.TYPE_REF:
                sequence_TypeRef(context, (TypeRef) semanticObject);
                return;
            case XtextPackage.UNORDERED_GROUP:
                sequence_AbstractTokenWithCardinality_UnorderedGroup(context, (UnorderedGroup) semanticObject);
                return;
            case XtextPackage.UNTIL_TOKEN:
                if (rule == grammarAccess.getTerminalAlternativesRule() || action == grammarAccess.getTerminalAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getTerminalGroupRule() || action == grammarAccess.getTerminalGroupAccess().getGroupElementsAction_1_0() || rule == grammarAccess.getTerminalTokenRule() || rule == grammarAccess.getTerminalTokenElementRule() || rule == grammarAccess.getParenthesizedTerminalElementRule()) {
                    sequence_TerminalToken_UntilToken(context, (UntilToken) semanticObject);
                    return;
                } else if (rule == grammarAccess.getAbstractNegatedTokenRule() || rule == grammarAccess.getUntilTokenRule()) {
                    sequence_UntilToken(context, (UntilToken) semanticObject);
                    return;
                } else
                    break;
            case XtextPackage.WILDCARD:
                if (rule == grammarAccess.getTerminalAlternativesRule() || action == grammarAccess.getTerminalAlternativesAccess().getAlternativesElementsAction_1_0() || rule == grammarAccess.getTerminalGroupRule() || action == grammarAccess.getTerminalGroupAccess().getGroupElementsAction_1_0() || rule == grammarAccess.getTerminalTokenRule() || rule == grammarAccess.getTerminalTokenElementRule() || rule == grammarAccess.getParenthesizedTerminalElementRule()) {
                    sequence_TerminalToken_Wildcard(context, (Wildcard) semanticObject);
                    return;
                } else if (rule == grammarAccess.getWildcardRule()) {
                    sequence_Wildcard(context, (Wildcard) semanticObject);
                    return;
                } else
                    break;
        }
    if (errorAcceptor != null)
        errorAcceptor.accept(diagnosticProvider.createInvalidContextOrTypeDiagnostic(semanticObject, context));
}
Also used : ParserRule(org.eclipse.xtext.ParserRule) UnorderedGroup(org.eclipse.xtext.UnorderedGroup) Group(org.eclipse.xtext.Group) Action(org.eclipse.xtext.Action) EnumLiteralDeclaration(org.eclipse.xtext.EnumLiteralDeclaration) Negation(org.eclipse.xtext.Negation) TypeRef(org.eclipse.xtext.TypeRef) RuleCall(org.eclipse.xtext.RuleCall) EPackage(org.eclipse.emf.ecore.EPackage) Assignment(org.eclipse.xtext.Assignment) EnumRule(org.eclipse.xtext.EnumRule) GeneratedMetamodel(org.eclipse.xtext.GeneratedMetamodel) LiteralCondition(org.eclipse.xtext.LiteralCondition) Wildcard(org.eclipse.xtext.Wildcard) UnorderedGroup(org.eclipse.xtext.UnorderedGroup) Conjunction(org.eclipse.xtext.Conjunction) NamedArgument(org.eclipse.xtext.NamedArgument) EOF(org.eclipse.xtext.EOF) ReferencedMetamodel(org.eclipse.xtext.ReferencedMetamodel) Keyword(org.eclipse.xtext.Keyword) ParameterReference(org.eclipse.xtext.ParameterReference) Grammar(org.eclipse.xtext.Grammar) Alternatives(org.eclipse.xtext.Alternatives) Annotation(org.eclipse.xtext.Annotation) Disjunction(org.eclipse.xtext.Disjunction) Parameter(org.eclipse.xtext.Parameter) CrossReference(org.eclipse.xtext.CrossReference) CharacterRange(org.eclipse.xtext.CharacterRange) UntilToken(org.eclipse.xtext.UntilToken) NegatedToken(org.eclipse.xtext.NegatedToken) TerminalRule(org.eclipse.xtext.TerminalRule)

Aggregations

Alternatives (org.eclipse.xtext.Alternatives)2 Grammar (org.eclipse.xtext.Grammar)2 Negation (org.eclipse.xtext.Negation)2 ParameterReference (org.eclipse.xtext.ParameterReference)2 ParserRule (org.eclipse.xtext.ParserRule)2 EPackage (org.eclipse.emf.ecore.EPackage)1 Action (org.eclipse.xtext.Action)1 Annotation (org.eclipse.xtext.Annotation)1 Assignment (org.eclipse.xtext.Assignment)1 CharacterRange (org.eclipse.xtext.CharacterRange)1 Conjunction (org.eclipse.xtext.Conjunction)1 CrossReference (org.eclipse.xtext.CrossReference)1 Disjunction (org.eclipse.xtext.Disjunction)1 EOF (org.eclipse.xtext.EOF)1 EnumLiteralDeclaration (org.eclipse.xtext.EnumLiteralDeclaration)1 EnumRule (org.eclipse.xtext.EnumRule)1 GeneratedMetamodel (org.eclipse.xtext.GeneratedMetamodel)1 Group (org.eclipse.xtext.Group)1 Keyword (org.eclipse.xtext.Keyword)1 LiteralCondition (org.eclipse.xtext.LiteralCondition)1
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