private TypeBuilder CreateTypeBuilder(ModuleBuilder moduleBuilder, PortableTypeDefinition typeDefinition)
{
var baseType = GetType(typeDefinition.BaseClassName);
var typeAttributes =
TypeAttributes.Public |
TypeAttributes.BeforeFieldInit |
TypeAttributes.AutoLayout |
TypeAttributes.Serializable;
if (typeDefinition.IsAbstract)
{
typeAttributes |= TypeAttributes.Abstract;
}
if (typeDefinition.IsInterface)
{
typeAttributes |= TypeAttributes.Interface;
}
else
{
typeAttributes |= TypeAttributes.Class | TypeAttributes.AutoClass | TypeAttributes.AnsiClass;
}
var typeBuilder = moduleBuilder.DefineType(typeDefinition.ClassName, typeAttributes, baseType);
return(typeBuilder);
}
public Type BuildType(PortableTypeDefinition typeDefinition)
{
var assemblyBuilder = AssemblyBuilder.DefineDynamicAssembly(new AssemblyName(Guid.NewGuid().ToString()), AssemblyBuilderAccess.Run);
var moduleBuilder = assemblyBuilder.DefineDynamicModule(typeDefinition.ModuleName);
if (typeDefinition.IsEnum)
{
var enumType = CreateEnumType(moduleBuilder, typeDefinition);
return(enumType);
}
var typeBuilder = CreateTypeBuilder(moduleBuilder, typeDefinition);
if (!typeBuilder.IsInterface)
{
AddConstructor(typeBuilder);
}
AddProperties(typeBuilder, typeDefinition.Properties);
var type = typeBuilder.CreateTypeInfo().AsType();
_typeCache[type.FullName] = type;
return(type);
}
private Type CreateEnumType(ModuleBuilder moduleBuilder, PortableTypeDefinition typeDefinition)
{
var enumBuilder = moduleBuilder.DefineEnum(typeDefinition.ClassName, TypeAttributes.Public, typeof(int));
for (int i = 0; i < typeDefinition.EnumNames.Length; i++)
{
enumBuilder.DefineLiteral(typeDefinition.EnumNames[i], typeDefinition.EnumValues[i]);
}
return(enumBuilder.CreateTypeInfo().AsType());
}
