Examples with ListExpression org.codehaus.groovy.ast.expr.ListExpression used on opensource projects

Example 26 with ListExpression

use of org.codehaus.groovy.ast.expr.ListExpression in project grails-core by grails.

the class TestMixinTransformation method visit.

public void visit(ASTNode[] astNodes, SourceUnit source) {
    if (!(astNodes[0] instanceof AnnotationNode) || !(astNodes[1] instanceof AnnotatedNode)) {
        throw new RuntimeException("Internal error: wrong types: " + astNodes[0].getClass() + " / " + astNodes[1].getClass());
    }
    AnnotatedNode parent = (AnnotatedNode) astNodes[1];
    AnnotationNode annotationNode = (AnnotationNode) astNodes[0];
    if (!MY_TYPE.equals(annotationNode.getClassNode()) || !(parent instanceof ClassNode)) {
        return;
    }
    String mainClass = MainClassFinder.searchMainClass(source.getSource().getURI());
    ClassNode applicationClassNode = null;
    if (mainClass != null) {
        applicationClassNode = ClassHelper.make(mainClass);
    }
    ClassNode classNode = (ClassNode) parent;
    ListExpression values = getListOfClasses(annotationNode);
    weaveTestMixins(classNode, values, applicationClassNode);
}

Example 27 with ListExpression

use of org.codehaus.groovy.ast.expr.ListExpression in project grails-core by grails.

the class ControllerActionTransformer method annotateActionMethod.

protected void annotateActionMethod(ClassNode controllerClassNode, final Parameter[] parameters, final MethodNode methodNode) {
    if (isCommandObjectAction(parameters)) {
        ListExpression initArray = new ListExpression();
        for (Parameter parameter : parameters) {
            initArray.addExpression(new ClassExpression(parameter.getType()));
        }
        AnnotationNode paramActionAnn = new AnnotationNode(new ClassNode(Action.class));
        paramActionAnn.setMember(ACTION_MEMBER_TARGET, initArray);
        methodNode.addAnnotation(paramActionAnn);
    } else {
        methodNode.addAnnotation(ACTION_ANNOTATION_NODE);
    }
}

Example 28 with ListExpression

use of org.codehaus.groovy.ast.expr.ListExpression in project grails-core by grails.

the class DefaultASTDatabindingHelper method getPropertyNamesExpressedInTransientsList.

private Set<String> getPropertyNamesExpressedInTransientsList(final ClassNode classNode) {
    final Set<String> transientFields = new HashSet<String>();
    final FieldNode transientsField = classNode.getField("transients");
    if (transientsField != null && transientsField.isStatic()) {
        final Expression initialValueExpression = transientsField.getInitialValueExpression();
        if (initialValueExpression instanceof ListExpression) {
            final ListExpression le = (ListExpression) initialValueExpression;
            final List<Expression> expressions = le.getExpressions();
            for (Expression expr : expressions) {
                if (expr instanceof ConstantExpression) {
                    final ConstantExpression ce = (ConstantExpression) expr;
                    final Object contantValue = ce.getValue();
                    if (contantValue instanceof String) {
                        transientFields.add((String) contantValue);
                    }
                }
            }
        }
    }
    return transientFields;
}

Example 29 with ListExpression

use of org.codehaus.groovy.ast.expr.ListExpression in project groovy-core by groovy.

the class MixinASTTransformation method visit.

public void visit(ASTNode[] nodes, SourceUnit source) {
    init(nodes, source);
    AnnotationNode node = (AnnotationNode) nodes[0];
    AnnotatedNode parent = (AnnotatedNode) nodes[1];
    if (!MY_TYPE.equals(node.getClassNode()))
        return;
    final Expression expr = node.getMember("value");
    if (expr == null) {
        return;
    }
    Expression useClasses = null;
    if (expr instanceof ClassExpression) {
        useClasses = expr;
    } else if (expr instanceof ListExpression) {
        ListExpression listExpression = (ListExpression) expr;
        for (Expression ex : listExpression.getExpressions()) {
            if (!(ex instanceof ClassExpression))
                return;
        }
        useClasses = expr;
    }
    if (useClasses == null)
        return;
    if (parent instanceof ClassNode) {
        ClassNode annotatedClass = (ClassNode) parent;
        final Parameter[] noparams = Parameter.EMPTY_ARRAY;
        MethodNode clinit = annotatedClass.getDeclaredMethod("<clinit>", noparams);
        if (clinit == null) {
            clinit = annotatedClass.addMethod("<clinit>", ACC_PUBLIC | ACC_STATIC | ACC_SYNTHETIC, ClassHelper.VOID_TYPE, noparams, null, new BlockStatement());
            clinit.setSynthetic(true);
        }
        final BlockStatement code = (BlockStatement) clinit.getCode();
        code.addStatement(stmt(callX(propX(classX(annotatedClass), "metaClass"), "mixin", useClasses)));
    }
}

Example 30 with ListExpression

use of org.codehaus.groovy.ast.expr.ListExpression in project groovy-core by groovy.

the class BinaryExpressionTransformer method transformBinaryExpression.

Expression transformBinaryExpression(final BinaryExpression bin) {
    if (bin instanceof DeclarationExpression) {
        Expression optimized = transformDeclarationExpression(bin);
        if (optimized != null) {
            return optimized;
        }
    }
    Object[] list = bin.getNodeMetaData(BINARY_EXP_TARGET);
    Token operation = bin.getOperation();
    int operationType = operation.getType();
    Expression rightExpression = bin.getRightExpression();
    Expression leftExpression = bin.getLeftExpression();
    if (bin instanceof DeclarationExpression && leftExpression instanceof VariableExpression) {
        ClassNode declarationType = ((VariableExpression) leftExpression).getOriginType();
        if (rightExpression instanceof ConstantExpression) {
            ClassNode unwrapper = ClassHelper.getUnwrapper(declarationType);
            ClassNode wrapper = ClassHelper.getWrapper(declarationType);
            if (!rightExpression.getType().equals(declarationType) && wrapper.isDerivedFrom(ClassHelper.Number_TYPE) && WideningCategories.isDoubleCategory(unwrapper)) {
                ConstantExpression constant = (ConstantExpression) rightExpression;
                if (constant.getValue() != null) {
                    return optimizeConstantInitialization(bin, operation, constant, leftExpression, declarationType);
                }
            }
        }
    }
    if (operationType == Types.EQUAL && leftExpression instanceof PropertyExpression) {
        MethodNode directMCT = leftExpression.getNodeMetaData(StaticTypesMarker.DIRECT_METHOD_CALL_TARGET);
        if (directMCT != null) {
            return transformPropertyAssignmentToSetterCall((PropertyExpression) leftExpression, rightExpression, directMCT);
        }
    }
    if (operationType == Types.COMPARE_EQUAL || operationType == Types.COMPARE_NOT_EQUAL) {
        // let's check if one of the operands is the null constant
        CompareToNullExpression compareToNullExpression = null;
        if (isNullConstant(leftExpression)) {
            compareToNullExpression = new CompareToNullExpression(staticCompilationTransformer.transform(rightExpression), operationType == Types.COMPARE_EQUAL);
        } else if (isNullConstant(rightExpression)) {
            compareToNullExpression = new CompareToNullExpression(staticCompilationTransformer.transform(leftExpression), operationType == Types.COMPARE_EQUAL);
        }
        if (compareToNullExpression != null) {
            compareToNullExpression.setSourcePosition(bin);
            return compareToNullExpression;
        }
    } else if (operationType == Types.KEYWORD_IN) {
        return convertInOperatorToTernary(bin, rightExpression, leftExpression);
    }
    if (list != null) {
        if (operationType == Types.COMPARE_TO) {
            StaticTypesTypeChooser typeChooser = staticCompilationTransformer.getTypeChooser();
            ClassNode classNode = staticCompilationTransformer.getClassNode();
            ClassNode leftType = typeChooser.resolveType(leftExpression, classNode);
            if (leftType.implementsInterface(ClassHelper.COMPARABLE_TYPE)) {
                ClassNode rightType = typeChooser.resolveType(rightExpression, classNode);
                if (rightType.implementsInterface(ClassHelper.COMPARABLE_TYPE)) {
                    Expression left = staticCompilationTransformer.transform(leftExpression);
                    Expression right = staticCompilationTransformer.transform(rightExpression);
                    MethodCallExpression call = new MethodCallExpression(left, "compareTo", new ArgumentListExpression(right));
                    call.setImplicitThis(false);
                    call.setMethodTarget(COMPARE_TO_METHOD);
                    CompareIdentityExpression compareIdentity = new CompareIdentityExpression(left, right);
                    compareIdentity.putNodeMetaData(StaticTypesMarker.INFERRED_RETURN_TYPE, ClassHelper.boolean_TYPE);
                    TernaryExpression result = new TernaryExpression(// a==b
                    new BooleanExpression(compareIdentity), CONSTANT_ZERO, new TernaryExpression(// a==null
                    new BooleanExpression(new CompareToNullExpression(left, true)), CONSTANT_MINUS_ONE, new TernaryExpression(// b==null
                    new BooleanExpression(new CompareToNullExpression(right, true)), CONSTANT_ONE, call)));
                    compareIdentity.putNodeMetaData(StaticTypesMarker.INFERRED_RETURN_TYPE, ClassHelper.int_TYPE);
                    result.putNodeMetaData(StaticTypesMarker.INFERRED_TYPE, ClassHelper.int_TYPE);
                    TernaryExpression expr = (TernaryExpression) result.getFalseExpression();
                    expr.putNodeMetaData(StaticTypesMarker.INFERRED_TYPE, ClassHelper.int_TYPE);
                    expr.getFalseExpression().putNodeMetaData(StaticTypesMarker.INFERRED_TYPE, ClassHelper.int_TYPE);
                    return result;
                }
            }
        }
        boolean isAssignment = StaticTypeCheckingSupport.isAssignment(operationType);
        MethodCallExpression call;
        MethodNode node = (MethodNode) list[0];
        String name = (String) list[1];
        Expression left = staticCompilationTransformer.transform(leftExpression);
        Expression right = staticCompilationTransformer.transform(rightExpression);
        BinaryExpression optimized = tryOptimizeCharComparison(left, right, bin);
        if (optimized != null) {
            optimized.removeNodeMetaData(BINARY_EXP_TARGET);
            return transformBinaryExpression(optimized);
        }
        call = new MethodCallExpression(left, name, new ArgumentListExpression(right));
        call.setImplicitThis(false);
        call.setMethodTarget(node);
        MethodNode adapter = StaticCompilationTransformer.BYTECODE_BINARY_ADAPTERS.get(operationType);
        if (adapter != null) {
            ClassExpression sba = new ClassExpression(StaticCompilationTransformer.BYTECODE_ADAPTER_CLASS);
            // replace with compareEquals
            call = new MethodCallExpression(sba, "compareEquals", new ArgumentListExpression(left, right));
            call.setMethodTarget(adapter);
            call.setImplicitThis(false);
        }
        if (!isAssignment)
            return call;
        // the method represents the operation type only, and we must add an assignment
        return new BinaryExpression(left, Token.newSymbol("=", operation.getStartLine(), operation.getStartColumn()), call);
    }
    if (bin.getOperation().getType() == Types.EQUAL && leftExpression instanceof TupleExpression && rightExpression instanceof ListExpression) {
        // multiple assignment
        ListOfExpressionsExpression cle = new ListOfExpressionsExpression();
        boolean isDeclaration = bin instanceof DeclarationExpression;
        List<Expression> leftExpressions = ((TupleExpression) leftExpression).getExpressions();
        List<Expression> rightExpressions = ((ListExpression) rightExpression).getExpressions();
        Iterator<Expression> leftIt = leftExpressions.iterator();
        Iterator<Expression> rightIt = rightExpressions.iterator();
        if (isDeclaration) {
            while (leftIt.hasNext()) {
                Expression left = leftIt.next();
                if (rightIt.hasNext()) {
                    Expression right = rightIt.next();
                    BinaryExpression bexp = new DeclarationExpression(left, bin.getOperation(), right);
                    bexp.setSourcePosition(right);
                    cle.addExpression(bexp);
                }
            }
        } else {
            // (next, result) = [ result, next+result ]
            // -->
            // def tmp1 = result
            // def tmp2 = next+result
            // next = tmp1
            // result = tmp2
            int size = rightExpressions.size();
            List<Expression> tmpAssignments = new ArrayList<Expression>(size);
            List<Expression> finalAssignments = new ArrayList<Expression>(size);
            for (int i = 0; i < Math.min(size, leftExpressions.size()); i++) {
                Expression left = leftIt.next();
                Expression right = rightIt.next();
                VariableExpression tmpVar = new VariableExpression("$tmpVar$" + tmpVarCounter++);
                BinaryExpression bexp = new DeclarationExpression(tmpVar, bin.getOperation(), right);
                bexp.setSourcePosition(right);
                tmpAssignments.add(bexp);
                bexp = new BinaryExpression(left, bin.getOperation(), new VariableExpression(tmpVar));
                bexp.setSourcePosition(left);
                finalAssignments.add(bexp);
            }
            for (Expression tmpAssignment : tmpAssignments) {
                cle.addExpression(tmpAssignment);
            }
            for (Expression finalAssignment : finalAssignments) {
                cle.addExpression(finalAssignment);
            }
        }
        return staticCompilationTransformer.transform(cle);
    }
    return staticCompilationTransformer.superTransform(bin);
}