Examples with Omit_Value org.eclipse.titan.designer.AST.TTCN3.values.Omit_Value used on opensource projects

Example 16 with Omit_Value

use of org.eclipse.titan.designer.AST.TTCN3.values.Omit_Value in project titan.EclipsePlug-ins by eclipse.

the class TTCN3_Sequence_Type method checkThisValueSeq.

/**
 * Checks the Sequence_Value kind value against this type.
 * <p>
 * Please note, that this function can only be called once we know for
 * sure that the value is of sequence type.
 *
 * @param timestamp
 *                the timestamp of the actual semantic check cycle.
 * @param value
 *                the value to be checked
 * @param expectedValue
 *                the kind of value expected here.
 * @param incompleteAllowed
 *                wheather incomplete value is allowed or not.
 * @param implicitOmit
 *                true if the implicit omit optional attribute was set
 *                for the value, false otherwise
 */
private boolean checkThisValueSeq(final CompilationTimeStamp timestamp, final Sequence_Value value, final Assignment lhs, final Expected_Value_type expectedValue, final boolean incompleteAllowed, final boolean implicitOmit, final boolean strElem) {
    boolean selfReference = false;
    check(timestamp);
    final CompilationTimeStamp valueTimeStamp = value.getLastTimeChecked();
    if (valueTimeStamp == null || valueTimeStamp.isLess(timestamp)) {
        value.removeGeneratedValues();
    }
    final Map<String, NamedValue> componentMap = new HashMap<String, NamedValue>();
    final Map<String, CompField> realComponents = compFieldMap.getComponentFieldMap(timestamp);
    final boolean isAsn = value.isAsn();
    boolean inSnyc = true;
    final int nofTypeComponents = realComponents.size();
    final int nofValueComponents = value.getNofComponents();
    int nextIndex = 0;
    CompField lastCompField = null;
    int sequenceIndex = 0;
    for (int i = 0; i < nofValueComponents; i++, sequenceIndex++) {
        final NamedValue namedValue = value.getSeqValueByIndex(i);
        final Identifier valueId = namedValue.getName();
        if (!realComponents.containsKey(valueId.getName())) {
            namedValue.getLocation().reportSemanticError(MessageFormat.format(isAsn ? NONEXISTENTFIELDERRORASN1 : NONEXISTENTFIELDERRORTTCN3, namedValue.getName().getDisplayName(), getTypename()));
            inSnyc = false;
        } else {
            if (componentMap.containsKey(valueId.getName())) {
                final String duplicateAgain = MessageFormat.format(isAsn ? DUPLICATEDFIELDAGAINASN1 : DUPLICATEDFIELDAGAINTTCN3, valueId.getDisplayName());
                namedValue.getLocation().reportSemanticError(duplicateAgain);
                final String duplicateFirst = MessageFormat.format(isAsn ? DUPLICATEDFIELDFIRSTASN1 : DUPLICATEDFIELDFIRSTTTCN3, valueId.getDisplayName());
                componentMap.get(valueId.getName()).getLocation().reportSingularSemanticError(duplicateFirst);
                inSnyc = false;
            } else {
                componentMap.put(valueId.getName(), namedValue);
            }
            final CompField componentField = realComponents.get(valueId.getName());
            if (inSnyc) {
                if (incompleteAllowed) {
                    boolean found = false;
                    for (int j = nextIndex; j < nofTypeComponents && !found; j++) {
                        final CompField field2 = getComponentByIndex(j);
                        if (valueId.getName().equals(field2.getIdentifier().getName())) {
                            lastCompField = field2;
                            nextIndex = j + 1;
                            found = true;
                        }
                    }
                    if (lastCompField != null && !found) {
                        namedValue.getLocation().reportSemanticError(MessageFormat.format(isAsn ? WRONGFIELDORDERASN1 : WRONGFIELDORDERTTCN3, valueId.getDisplayName(), lastCompField.getIdentifier().getDisplayName()));
                        inSnyc = false;
                    }
                } else {
                    CompField field2 = getComponentByIndex(sequenceIndex);
                    final CompField field2Original = field2;
                    while (implicitOmit && sequenceIndex < getNofComponents() && componentField != field2 && field2.isOptional()) {
                        field2 = getComponentByIndex(sequenceIndex);
                    }
                    if (sequenceIndex >= getNofComponents() || componentField != field2) {
                        namedValue.getLocation().reportSemanticError(MessageFormat.format(isAsn ? UNEXPECTEDFIELDASN1 : UNEXPECTEDFIELDTTCN3, valueId.getDisplayName(), field2Original.getIdentifier().getDisplayName()));
                    }
                }
            }
            final Type type = componentField.getType();
            final IValue componentValue = namedValue.getValue();
            if (componentValue != null) {
                componentValue.setMyGovernor(type);
                if (Value_type.NOTUSED_VALUE.equals(componentValue.getValuetype())) {
                    if (!incompleteAllowed) {
                        componentValue.getLocation().reportSemanticError(INCOMPLETEPRESENTERROR);
                    }
                } else {
                    final IValue tempValue = type.checkThisValueRef(timestamp, componentValue);
                    selfReference |= type.checkThisValue(timestamp, tempValue, lhs, new ValueCheckingOptions(expectedValue, incompleteAllowed, componentField.isOptional(), true, implicitOmit, strElem));
                }
            }
        }
    }
    if (!incompleteAllowed || strictConstantCheckingSeverity) {
        for (int i = 0; i < nofTypeComponents; i++) {
            final Identifier id = compFieldMap.fields.get(i).getIdentifier();
            if (!componentMap.containsKey(id.getName())) {
                if (getComponentByIndex(i).isOptional() && implicitOmit) {
                    value.addNamedValue(new NamedValue(new Identifier(Identifier_type.ID_TTCN, id.getDisplayName()), new Omit_Value(), false));
                } else {
                    value.getLocation().reportSemanticError(MessageFormat.format(isAsn ? MISSINGFIELDASN1 : MISSINGFIELDTTCN3, id.getDisplayName()));
                }
            }
        }
    }
    value.setLastTimeChecked(timestamp);
    return selfReference;
}

Example 17 with Omit_Value

use of org.eclipse.titan.designer.AST.TTCN3.values.Omit_Value in project titan.EclipsePlug-ins by eclipse.

the class TTCN3_Sequence_Type method checkThisValue.

@Override
public /**
 * {@inheritDoc}
 */
boolean checkThisValue(final CompilationTimeStamp timestamp, final IValue value, final Assignment lhs, final ValueCheckingOptions valueCheckingOptions) {
    if (getIsErroneous(timestamp)) {
        return false;
    }
    boolean selfReference = super.checkThisValue(timestamp, value, lhs, valueCheckingOptions);
    IValue last = value.getValueRefdLast(timestamp, valueCheckingOptions.expected_value, null);
    if (last == null || last.getIsErroneous(timestamp)) {
        return selfReference;
    }
    // already handled ones
    switch(value.getValuetype()) {
        case OMIT_VALUE:
        case REFERENCED_VALUE:
            return selfReference;
        case UNDEFINED_LOWERIDENTIFIER_VALUE:
            if (Value_type.REFERENCED_VALUE.equals(last.getValuetype())) {
                return selfReference;
            }
            break;
        default:
            break;
    }
    switch(last.getValuetype()) {
        case SEQUENCE_VALUE:
            if (last.isAsn()) {
                selfReference = checkThisValueSeq(timestamp, (Sequence_Value) last, lhs, valueCheckingOptions.expected_value, false, valueCheckingOptions.implicit_omit, valueCheckingOptions.str_elem);
            } else {
                selfReference = checkThisValueSeq(timestamp, (Sequence_Value) last, lhs, valueCheckingOptions.expected_value, valueCheckingOptions.incomplete_allowed, valueCheckingOptions.implicit_omit, valueCheckingOptions.str_elem);
            }
            break;
        case SEQUENCEOF_VALUE:
            if (((SequenceOf_Value) last).isIndexed()) {
                value.getLocation().reportSemanticError(MessageFormat.format("Indexed assignment notation cannot be used for record type `{0}''", getFullName()));
                value.setIsErroneous(true);
            } else {
                last = last.setValuetype(timestamp, Value_type.SEQUENCE_VALUE);
                if (last.isAsn()) {
                    selfReference = checkThisValueSeq(timestamp, (Sequence_Value) last, lhs, valueCheckingOptions.expected_value, false, valueCheckingOptions.implicit_omit, valueCheckingOptions.str_elem);
                } else {
                    selfReference = checkThisValueSeq(timestamp, (Sequence_Value) last, lhs, valueCheckingOptions.expected_value, valueCheckingOptions.incomplete_allowed, valueCheckingOptions.implicit_omit, valueCheckingOptions.str_elem);
                }
            }
            break;
        case UNDEFINED_BLOCK:
            last = last.setValuetype(timestamp, Value_type.SEQUENCE_VALUE);
            selfReference = checkThisValueSeq(timestamp, (Sequence_Value) last, lhs, valueCheckingOptions.expected_value, false, valueCheckingOptions.implicit_omit, valueCheckingOptions.str_elem);
            break;
        case EXPRESSION_VALUE:
        case MACRO_VALUE:
            // already checked
            break;
        default:
            value.getLocation().reportSemanticError(MessageFormat.format(SEQUANCEEPECTED, getFullName()));
            value.setIsErroneous(true);
    }
    if (valueCheckingOptions.sub_check) {
        // there is no parent type to check
        if (subType != null) {
            subType.checkThisValue(timestamp, last);
        }
    }
    value.setLastTimeChecked(timestamp);
    return selfReference;
}

Example 18 with Omit_Value

use of org.eclipse.titan.designer.AST.TTCN3.values.Omit_Value in project titan.EclipsePlug-ins by eclipse.

the class SetOf_Type method checkThisValue.

@Override
public /**
 * {@inheritDoc}
 */
boolean checkThisValue(final CompilationTimeStamp timestamp, final IValue value, final Assignment lhs, final ValueCheckingOptions valueCheckingOptions) {
    if (getIsErroneous(timestamp)) {
        return false;
    }
    boolean selfReference = super.checkThisValue(timestamp, value, lhs, valueCheckingOptions);
    IValue last = value.getValueRefdLast(timestamp, valueCheckingOptions.expected_value, null);
    if (last == null || last.getIsErroneous(timestamp)) {
        return selfReference;
    }
    // already handled ones
    switch(value.getValuetype()) {
        case OMIT_VALUE:
        case REFERENCED_VALUE:
            return selfReference;
        case UNDEFINED_LOWERIDENTIFIER_VALUE:
            if (Value_type.REFERENCED_VALUE.equals(last.getValuetype())) {
                return selfReference;
            }
            break;
        default:
            break;
    }
    if (Value_type.UNDEFINED_BLOCK.equals(last.getValuetype())) {
        last = last.setValuetype(timestamp, Value_type.SETOF_VALUE);
    }
    if (last.getIsErroneous(timestamp)) {
        return selfReference;
    }
    switch(last.getValuetype()) {
        case SEQUENCEOF_VALUE:
            last = last.setValuetype(timestamp, Value_type.SETOF_VALUE);
            selfReference = checkThisValueSetOf(timestamp, (SetOf_Value) last, lhs, valueCheckingOptions.expected_value, valueCheckingOptions.incomplete_allowed, valueCheckingOptions.implicit_omit, valueCheckingOptions.str_elem);
            break;
        case SETOF_VALUE:
            selfReference = checkThisValueSetOf(timestamp, (SetOf_Value) last, lhs, valueCheckingOptions.expected_value, valueCheckingOptions.incomplete_allowed, valueCheckingOptions.implicit_omit, valueCheckingOptions.str_elem);
            break;
        case EXPRESSION_VALUE:
        case MACRO_VALUE:
            // already checked
            break;
        default:
            if (value.isAsn()) {
                value.getLocation().reportSemanticError(SETOFVALUEEXPECTED1);
            } else {
                value.getLocation().reportSemanticError(SETOFVALUEEXPECTED2);
            }
            value.setIsErroneous(true);
    }
    if (valueCheckingOptions.sub_check) {
        // there is no parent type to check
        if (subType != null) {
            subType.checkThisValue(timestamp, last);
        }
    }
    value.setLastTimeChecked(timestamp);
    return selfReference;
}

Example 19 with Omit_Value

use of org.eclipse.titan.designer.AST.TTCN3.values.Omit_Value in project titan.EclipsePlug-ins by eclipse.

the class SpecificValue_Template method checkSpecificValue.

@Override
public /**
 * {@inheritDoc}
 */
void checkSpecificValue(final CompilationTimeStamp timestamp, final boolean allowOmit) {
    if (specificValue == null) {
        return;
    }
    switch(specificValue.getValuetype()) {
        case EXPRESSION_VALUE:
            // checked later
            break;
        case OMIT_VALUE:
            if (!allowOmit) {
                getLocation().reportSemanticError(OmitValue_Template.SPECIFICVALUEEXPECTED);
            }
            return;
        default:
            return;
    }
    final Expression_Value expressionValue = (Expression_Value) specificValue;
    if (!Operation_type.APPLY_OPERATION.equals(expressionValue.getOperationType())) {
        return;
    }
    expressionValue.setLoweridToReference(timestamp);
    IType type = ((ApplyExpression) expressionValue).getExpressionGovernor(timestamp, Expected_Value_type.EXPECTED_DYNAMIC_VALUE);
    if (type == null) {
        return;
    }
    type = type.getTypeRefdLast(timestamp);
    if (Type_type.TYPE_FUNCTION.equals(type.getTypetype()) && ((Function_Type) type).returnsTemplate()) {
        final ITTCN3Template template = setTemplatetype(timestamp, Template_type.TEMPLATE_INVOKE);
        template.checkSpecificValue(timestamp, allowOmit);
    }
}

Example 20 with Omit_Value

use of org.eclipse.titan.designer.AST.TTCN3.values.Omit_Value in project titan.EclipsePlug-ins by eclipse.

the class TTCN3Template method getReferencedArrayTemplate.

/**
 * Checks whether array indexing is allowed for a given template sub
 * reference or not.
 *
 * @param timestamp
 *                the time stamp of the actual semantic check cycle.
 * @param arrayIndex
 *                the index to check.
 * @param referenceChain
 *                the reference chain use to detect circular references.
 */
protected ITTCN3Template getReferencedArrayTemplate(final CompilationTimeStamp timestamp, final IValue arrayIndex, final IReferenceChain referenceChain) {
    switch(getTemplatetype()) {
        case OMIT_VALUE:
        case ANY_VALUE:
        case ANY_OR_OMIT:
        case VALUE_LIST:
        case COMPLEMENTED_LIST:
        case SUPERSET_MATCH:
        case SUBSET_MATCH:
            arrayIndex.getLocation().reportSemanticError(MessageFormat.format("Reference with index to an element of {0} `{1}''", getTemplateTypeName(), getFullName()));
            break;
        default:
            break;
    }
    IValue indexValue = arrayIndex.setLoweridToReference(timestamp);
    indexValue = indexValue.getValueRefdLast(timestamp, referenceChain);
    if (indexValue.getIsErroneous(timestamp)) {
        return null;
    }
    long index = 0;
    if (!indexValue.isUnfoldable(timestamp)) {
        if (Value_type.INTEGER_VALUE.equals(indexValue.getValuetype())) {
            index = ((Integer_Value) indexValue).getValue();
        } else {
            arrayIndex.getLocation().reportSemanticError("An integer value was expected as index");
            return null;
        }
    } else {
        return null;
    }
    final IType tempType = myGovernor.getTypeRefdLast(timestamp);
    if (tempType.getIsErroneous(timestamp)) {
        return null;
    }
    switch(tempType.getTypetype()) {
        case TYPE_SEQUENCE_OF:
            if (index < 0) {
                final String message = MessageFormat.format("A non-negative integer value was expected instead of {0} for indexing a template of `sequence of'' type `{1}''", index, tempType.getTypename());
                arrayIndex.getLocation().reportSemanticError(message);
                return null;
            } else if (!Template_type.TEMPLATE_LIST.equals(getTemplatetype())) {
                return null;
            } else {
                final int nofElements = ((Template_List) this).getNofTemplates();
                if (index > nofElements) {
                    final String message = MessageFormat.format("Index overflow in a template of `sequence of'' type `{0}'': the index is {1}, but the template has only {2} elements", tempType.getTypename(), index, nofElements);
                    arrayIndex.getLocation().reportSemanticError(message);
                    return null;
                }
            }
            break;
        case TYPE_SET_OF:
            if (index < 0) {
                final String message = MessageFormat.format("A non-negative integer value was expected instead of {0} for indexing a template of `set of'' type `{1}''", index, tempType.getTypename());
                arrayIndex.getLocation().reportSemanticError(message);
                return null;
            } else if (!Template_type.TEMPLATE_LIST.equals(getTemplatetype())) {
                return null;
            } else {
                final int nofElements = ((Template_List) this).getNofTemplates();
                if (index > nofElements) {
                    final String message = MessageFormat.format("Index overflow in a template of `set of'' type `{0}'': the index is {1}, but the template has only {2} elements", tempType.getTypename(), index, nofElements);
                    arrayIndex.getLocation().reportSemanticError(message);
                    return null;
                }
            }
            break;
        case TYPE_ARRAY:
            {
                final ArrayDimension dimension = ((Array_Type) tempType).getDimension();
                dimension.checkIndex(timestamp, indexValue, Expected_Value_type.EXPECTED_DYNAMIC_VALUE);
                if (Template_type.TEMPLATE_LIST.equals(getTemplatetype()) && !dimension.getIsErroneous(timestamp)) {
                    // re-base the index
                    index -= dimension.getOffset();
                    if (index < 0 || index > ((Template_List) this).getNofTemplates()) {
                        arrayIndex.getLocation().reportSemanticError(MessageFormat.format("The index value {0} is outside the array indexable range", index + dimension.getOffset()));
                        return null;
                    }
                } else {
                    return null;
                }
                break;
            }
        default:
            {
                final String message = MessageFormat.format("Invalid array element reference: type `{0}'' cannot be indexed", tempType.getTypename());
                arrayIndex.getLocation().reportSemanticError(message);
                return null;
            }
    }
    if (this instanceof Template_List) {
        final TTCN3Template returnValue = ((Template_List) this).getTemplateByIndex((int) index);
        if (Template_type.TEMPLATE_NOTUSED.equals(returnValue.getTemplatetype())) {
            if (baseTemplate != null) {
                return baseTemplate.getTemplateReferencedLast(timestamp, referenceChain).getReferencedArrayTemplate(timestamp, indexValue, referenceChain);
            }
            return null;
        }
        return returnValue;
    } else {
        return null;
    }
}