Package org.codehaus.groovy.ast.expr

Examples of org.codehaus.groovy.ast.expr.Expression

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        if (statementList.isEmpty()) return null;

        final Statement statement = statementList.get(0);
        if (!(statement instanceof ExpressionStatement)) return null;

        Expression expression = ((ExpressionStatement) statement).getExpression();
        if (!(expression instanceof ConstructorCallExpression)) return null;
        ConstructorCallExpression cce = (ConstructorCallExpression) expression;
        if (cce.isSpecialCall()) return cce;
        return null;
    }
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    }

    @Override
    public void visitProperty(PropertyNode node) {
        final FieldNode field = node.getField();
        final Expression init = field.getInitialExpression();
        field.setInitialValueExpression(null);
        super.visitProperty(node);
        field.setInitialValueExpression(init);
    }
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        // if constructor call is not in static context, return
        if (isInStaticContext) {
            // constructor call is in static context and the inner class is non-static - 1st arg is supposed to be
            // passed as enclosing "this" instance
            //
            Expression args = call.getArguments();
            if (args instanceof TupleExpression && ((TupleExpression) args).getExpressions().isEmpty()) {
                addError("No enclosing instance passed in constructor call of a non-static inner class", call);
            }
            return;
        }

        // calculate outer class which we need for this$0
        ClassNode parent = classNode;
        int level = 0;
        for (; parent != null && parent != cn.getOuterClass(); parent = parent.getOuterClass()) {
            level++;
        }

        // if constructor call is not in outer class, don't pass 'this' implicitly. Return.
        if (parent == null) return;

        //add this parameter to node
        Expression argsExp = call.getArguments();
        if (argsExp instanceof TupleExpression) {
            TupleExpression argsListExp = (TupleExpression) argsExp;
            Expression this0 = VariableExpression.THIS_EXPRESSION;
            for (int i = 0; i != level; ++i)
                this0 = new PropertyExpression(this0, "this$0");
            argsListExp.getExpressions().add(0, this0);
        }
    }
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        AnnotatedNode parent = (AnnotatedNode) nodes[1];
        AnnotationNode node = (AnnotationNode) nodes[0];
        boolean legacyMode = LEGACY_TYPE_NAME.equals(node.getClassNode().getName());
        if (!MY_TYPE.equals(node.getClassNode()) && !legacyMode) return;

        Expression value = node.getMember("value");
        if (parent instanceof ClassNode) {
            List<groovy.transform.PackageScopeTarget> targets;
            if (value == null) targets = Arrays.asList(legacyMode ? PackageScopeTarget.FIELDS: PackageScopeTarget.CLASS);
            else targets = determineTargets(value);
            visitClassNode((ClassNode) parent, targets);
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        }
        return list;
    }

    private groovy.transform.PackageScopeTarget extractTarget(PropertyExpression expr) {
        Expression oe = expr.getObjectExpression();
        if (oe instanceof ClassExpression) {
            ClassExpression ce = (ClassExpression) oe;
            if (ce.getType().getName().equals("groovy.transform.PackageScopeTarget")) {
                Expression prop = expr.getProperty();
                if (prop instanceof ConstantExpression) {
                    String propName = (String) ((ConstantExpression) prop).getValue();
                    try {
                        return PackageScopeTarget.valueOf(propName);
                    } catch(IllegalArgumentException iae) {
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            return new ReturnStatement(ConstantExpression.NULL);
        }

        if (statement instanceof ExpressionStatement) {
            ExpressionStatement expStmt = (ExpressionStatement) statement;
            Expression expr = expStmt.getExpression();
            ReturnStatement ret = new ReturnStatement(expr);
            ret.setSourcePosition(expr);
            ret.setStatementLabel(statement.getStatementLabel());
            return ret;
        }
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        cNode.addMethod("writeExternal", ACC_PUBLIC, ClassHelper.VOID_TYPE, new Parameter[]{new Parameter(OBJECTOUTPUT_TYPE, "out")}, exceptions, body);
    }

    private void createReadExternal(ClassNode cNode, List<String> excludes, List<FieldNode> list) {
        final BlockStatement body = new BlockStatement();
        final Expression oin = new VariableExpression("oin", OBJECTINPUT_TYPE);
        for (FieldNode fNode : list) {
            if (excludes.contains(fNode.getName())) continue;
            if ((fNode.getModifiers() & ACC_TRANSIENT) != 0) continue;
            Expression readObject = new MethodCallExpression(oin, "read" + suffixForField(fNode), MethodCallExpression.NO_ARGUMENTS);
            body.addStatement(new ExpressionStatement(new BinaryExpression(new VariableExpression(fNode), ASSIGN, readObject)));
        }
        cNode.addMethod("readExternal", ACC_PUBLIC, ClassHelper.VOID_TYPE, new Parameter[]{new Parameter(OBJECTINPUT_TYPE, "oin")}, ClassNode.EMPTY_ARRAY, body);
    }
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    private static boolean shouldSkip(String name, List<String> excludes, List<String> includes) {
        return (excludes != null && excludes.contains(name)) || name.contains("$") || (includes != null && !includes.isEmpty() && !includes.contains(name));
    }

    private static Expression providedOrDefaultInitialValue(FieldNode fNode) {
        Expression initialExp = fNode.getInitialExpression() != null ? fNode.getInitialExpression() : ConstantExpression.NULL;
        final ClassNode paramType = fNode.getType();
        if (ClassHelper.isPrimitiveType(paramType) && initialExp.equals(ConstantExpression.NULL)) {
            initialExp = primitivesInitialValues.get(paramType.getTypeClass());
        }
        return initialExp;
    }
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        insideScriptBody = oldInsideScriptBody;
    }

    @Override
    public void visitExpressionStatement(ExpressionStatement es) {
        Expression exp = es.getExpression();
        if (exp instanceof BinaryExpression) {
            exp.visit(this);
        }
        super.visitExpressionStatement(es);
    }
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        visitConstructorOrMethod(node, false);
    }

    public void visitField(FieldNode node) {
        visitAnnotations(node);
        Expression init = node.getInitialExpression();
        if (init != null) init.visit(this);
    }
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