Boo.Lang.Compiler.Steps.ProcessMethodBodies.LeaveUnaryNegation C# (CSharp) Метод

        private void LeaveUnaryNegation(UnaryExpression node)
        {
            if (IsPrimitiveNumber(node.Operand))
                BindExpressionType(node, GetExpressionType(node.Operand));
            else
                ProcessOperatorOverload(node);
        }