static void VerifyMember(Type resolverType, EmittableMemberInfo info)
{
var formatter = typeof(Formatter <,>).MakeGenericType(resolverType, info.MemberType).GetTypeInfo().GetProperty("Default").GetValue(null, null);
var error = formatter as IErrorFormatter;
if (error != null)
{
throw error.GetException();
}
// OK, Can Serialzie.
}
public static Tuple <int, EmittableMemberInfo>[] GetMembers(Type resolverType, Type type, bool isClass)
{
if (isClass)
{
if (!type.GetTypeInfo().IsClass)
{
throw new InvalidOperationException("Type must be class. " + type.Name);
}
}
else
{
if (!type.GetTypeInfo().IsValueType)
{
throw new InvalidOperationException("Type must be class. " + type.Name);
}
}
if (type.GetTypeInfo().GetCustomAttributes(typeof(ZeroFormattableAttribute), true).FirstOrDefault() == null)
{
throw new InvalidOperationException("Type must be marked with ZeroFormattableAttribute. " + type.Name);
}
if (isClass)
{
if (!type.GetTypeInfo().GetConstructors().Any(x => x.GetParameters().Length == 0))
{
throw new InvalidOperationException("Type must needs parameterless constructor. " + type.Name);
}
}
var dict = new Dictionary <int, EmittableMemberInfo>();
foreach (var item in type.GetTypeInfo().GetProperties(BindingFlags.Public | BindingFlags.Instance))
{
if (item.GetCustomAttributes(typeof(IgnoreFormatAttribute), true).Any())
{
continue;
}
// If base property type marked UnionKey, okay.
var foundUnionKey = false;
var propInfo = item;
do
{
if (propInfo.GetCustomAttributes(typeof(UnionKeyAttribute), true).Any())
{
foundUnionKey = true;
break;
}
propInfo = null;
var baseType = item.DeclaringType.GetTypeInfo().BaseType;
if (baseType != null)
{
var basePropInfo = baseType.GetTypeInfo().GetProperty(item.Name);
if (basePropInfo != null)
{
propInfo = basePropInfo;
}
}
} while (propInfo != null);
if (foundUnionKey)
{
continue;
}
var index = item.GetCustomAttributes(typeof(IndexAttribute), true).Cast <IndexAttribute>().FirstOrDefault();
if (index == null)
{
throw new InvalidOperationException("Public property must be marked with IndexAttribute or IgnoreFormatAttribute. " + type.Name + "." + item.Name);
}
var getMethod = item.GetGetMethod(true);
var setMethod = item.GetSetMethod(true);
if (isClass)
{
if (getMethod == null || setMethod == null || getMethod.IsPrivate || setMethod.IsPrivate)
{
throw new InvalidOperationException("Public property must needs both public/protected get and set accessor." + type.Name + "." + item.Name);
}
}
if (isClass)
{
if (!getMethod.IsVirtual || !setMethod.IsVirtual)
{
throw new InvalidOperationException("Public property's accessor must be virtual. " + type.Name + "." + item.Name);
}
}
if (dict.ContainsKey(index.Index))
{
throw new InvalidOperationException("IndexAttribute is not allow duplicate number. " + type.Name + "." + item.Name + ", Index:" + index.Index);
}
var info = new EmittableMemberInfo(item);
VerifyMember(resolverType, info);
dict[index.Index] = info;
}
foreach (var item in type.GetTypeInfo().GetFields(BindingFlags.Public | BindingFlags.Instance))
{
if (item.GetCustomAttributes(typeof(IgnoreFormatAttribute), true).Any())
{
continue;
}
var index = item.GetCustomAttributes(typeof(IndexAttribute), true).Cast <IndexAttribute>().FirstOrDefault();
if (index == null)
{
throw new InvalidOperationException("Public field must mark IndexAttribute or IgnoreFormatAttribute. " + type.Name + "." + item.Name);
}
else if (isClass)
{
throw new InvalidOperationException("Class does not allow that field marks IndexAttribute. " + type.Name + "." + item.Name);
}
if (dict.ContainsKey(index.Index))
{
throw new InvalidOperationException("IndexAttribute is not allow duplicate number. " + type.Name + "." + item.Name + ", Index:" + index.Index);
}
var info = new EmittableMemberInfo(item);
VerifyMember(resolverType, info);
dict[index.Index] = info;
}
return(dict.OrderBy(x => x.Key).Select(x => Tuple.Create(x.Key, x.Value)).ToArray());
}
