}
    }

    @Override
    public void visitClosureExpression(ClosureExpression expression) {
        // Nested closure
        nestingDepth++;
        try {
            expression.getVariableScope().putReferencedLocalVariable(inputsVariable);
            super.visitClosureExpression(expression);
        } finally {
            nestingDepth--;
        }
    }

        restrict(expression);
    }

    @Override
    public void visitBooleanExpression(BooleanExpression expression) {
        restrict(expression);
    }

    @Override
    public void visitClosureExpression(ClosureExpression expression) {
        restrict(expression);
    }

    @Override
    public void visitTupleExpression(TupleExpression expression) {
        restrict(expression);
    }

        result.setType(expr.getType());
        result.setSourcePosition(expr);
        replaceVisitedExpressionWith(result);
    }

    @Override
    public void visitClosureExpression(ClosureExpression expr) {
        for (Parameter parameter : expr.getParameters()) {
            if (parameter.hasInitialExpression()) {