public int FindToken(IMethodDeclaration method)
        {
            object obj = methodTokens[method];
            int    num;

            if (obj != null)
            {
                num = (int)obj;
            }
            else
            {
                if (tokenField == null)
                {
                    foreach (FieldInfo fieldInfo in method.GetType().GetFields(BindingFlags.Instance | BindingFlags.NonPublic))
                    {
                        if (fieldInfo.FieldType == typeof(int))
                        {
                            tokenField = fieldInfo;
                            break;
                        }
                    }
                }
                num = (int)tokenField.GetValue(method);
                methodTokens.Add(method, num);
            }
            return(num);
        }