Examples with PExpression de.be4.classicalb.core.parser.node.PExpression used on opensource projects

Example 16 with PExpression

use of de.be4.classicalb.core.parser.node.PExpression in project probparsers by bendisposto.

the class RulesMachineChecker method checkDependsOnRuleAttribute.

private void checkDependsOnRuleAttribute(POperationAttribute pOperationAttribute, LinkedList<PExpression> arguments) {
    final List<AIdentifierExpression> list = new ArrayList<>();
    for (final PExpression pExpression : arguments) {
        if (pExpression instanceof AIdentifierExpression) {
            list.add((AIdentifierExpression) pExpression);
        } else {
            errorList.add(new CheckException("Expected a list of identifiers after DEPENDS_ON_RULE.", pOperationAttribute));
        }
    }
    currentOperation.addAllRuleDependencies(list);
    return;
}

Example 17 with PExpression

use of de.be4.classicalb.core.parser.node.PExpression in project probparsers by bendisposto.

the class ASTBuilder method createExpressionList.

public static List<PExpression> createExpressionList(PExpression... pExpressions) {
    final List<PExpression> list = new ArrayList<>();
    for (int i = 0; i < pExpressions.length; i++) {
        PExpression oldNode = pExpressions[i];
        PExpression node = cloneNode(pExpressions[i]);
        node.setStartPos(oldNode.getStartPos());
        node.setEndPos(oldNode.getEndPos());
        list.add(node);
    }
    return list;
}

Example 18 with PExpression

use of de.be4.classicalb.core.parser.node.PExpression in project probparsers by bendisposto.

the class BMachine method addIncludesClause.

public void addIncludesClause(String machineName) {
    AIncludesMachineClause includes = new AIncludesMachineClause();
    List<PMachineReference> referencesList = new ArrayList<>();
    List<TIdentifierLiteral> idList = new ArrayList<>();
    idList.add(new TIdentifierLiteral(machineName));
    referencesList.add(new AMachineReference(idList, new ArrayList<PExpression>()));
    includes.setMachineReferences(referencesList);
    this.parseUnit.getMachineClauses().add(includes);
}

Example 19 with PExpression

use of de.be4.classicalb.core.parser.node.PExpression in project probparsers by bendisposto.

the class OpSubstitutions method leaveScope.

private void leaveScope(final LinkedList<PExpression> identifiers) {
    for (final PExpression expression : identifiers) {
        if (expression instanceof AIdentifierExpression) {
            final String identifierString = Utils.getTIdentifierListAsString(((AIdentifierExpression) expression).getIdentifier());
            final Integer number = scopedVariables.get(identifierString);
            if (number > 1) {
                scopedVariables.put(identifierString, number - 1);
            } else {
                scopedVariables.remove(identifierString);
            }
        } else {
        // IGNORE, typechecking is done later
        }
    }
}

Example 20 with PExpression

use of de.be4.classicalb.core.parser.node.PExpression in project probparsers by bendisposto.

the class OpSubstitutions method caseAFuncOpSubstitution.

@Override
public void caseAFuncOpSubstitution(final AFuncOpSubstitution node) {
    final PExpression expression = node.getFunction();
    PExpression idExpr = null;
    LinkedList<PExpression> parameters = null;
    Type type = null;
    TIdentifierLiteral idToken = null;
    String idString = null;
    if (expression instanceof AFunctionExpression) {
        // the operation was parsed as a function expression
        final AFunctionExpression function = (AFunctionExpression) expression;
        final PExpression funcId = function.getIdentifier();
        if (funcId instanceof AIdentifierExpression) {
            final AIdentifierExpression identifier = (AIdentifierExpression) funcId;
            idString = Utils.getTIdentifierListAsString(identifier.getIdentifier());
            idToken = identifier.getIdentifier().get(0);
            type = definitions.getType(idString);
        } else {
            type = Type.NoDefinition;
        }
        idExpr = function.getIdentifier();
        parameters = new LinkedList<>(function.getParameters());
    } else if (expression instanceof AIdentifierExpression) {
        // the operation was parsed as an identifier expression
        final AIdentifierExpression identifier = (AIdentifierExpression) expression;
        idString = Utils.getTIdentifierListAsString(identifier.getIdentifier());
        idToken = identifier.getIdentifier().get(0);
        type = definitions.getType(idString);
        idExpr = expression;
        parameters = new LinkedList<>();
    } else {
        // some other expression was parsed (NOT allowed)
        throw new BParseException(null, "Expecting operation");
    }
    if (type != Type.NoDefinition && idToken != null) {
        if (type == Type.Substitution || type == Type.ExprOrSubst) {
            // create DefinitionSubstitution
            final ADefinitionSubstitution defSubst = new ADefinitionSubstitution(new TDefLiteralSubstitution(idToken.getText(), idToken.getLine(), idToken.getPos()), parameters);
            if (type == Type.ExprOrSubst) {
                // type is determined now => set to Substitution
                setTypeSubstDef(node, idString);
            }
            // transfer position information
            final PositionedNode posNode = node;
            final PositionedNode newPosNode = defSubst;
            newPosNode.setStartPos(posNode.getStartPos());
            newPosNode.setEndPos(posNode.getEndPos());
            node.replaceBy(defSubst);
            defSubst.apply(this);
        } else {
            // finding some other type here is an error!
            throw new VisitorException(new CheckException("Expecting substitution here but found definition with type '" + type + "'", node));
        }
    } else {
        // no def, no problem ;-)
        final AOpSubstitution opSubst = new AOpSubstitution(idExpr, parameters);
        opSubst.setStartPos(idExpr.getStartPos());
        opSubst.setEndPos(idExpr.getEndPos());
        node.replaceBy(opSubst);
        opSubst.apply(this);
    }
}