public static ParseStringSegmentDelegate GetParseStringSegmentFn()
{
var enumerableInterface = typeof(T).GetTypeWithGenericInterfaceOf(typeof(IEnumerable <>));
if (enumerableInterface == null)
{
throw new ArgumentException($"Type {typeof(T).FullName} is not of type IEnumerable<>");
}
//optimized access for regularly used types
if (typeof(T) == typeof(IEnumerable <string>))
{
return(DeserializeListWithElements <TSerializer> .ParseStringList);
}
if (typeof(T) == typeof(IEnumerable <int>))
{
return(DeserializeListWithElements <TSerializer> .ParseIntList);
}
var elementType = enumerableInterface.GetGenericArguments()[0];
var supportedTypeParseMethod = DeserializeListWithElements <TSerializer> .Serializer.GetParseStringSegmentFn(elementType);
if (supportedTypeParseMethod != null)
{
const Type createListTypeWithNull = null; //Use conversions outside this class. see: Queue
var parseFn = DeserializeListWithElements <TSerializer> .GetListTypeParseStringSegmentFn(
createListTypeWithNull, elementType, supportedTypeParseMethod);
return(value => parseFn(value, createListTypeWithNull, supportedTypeParseMethod));
}
return(null);
}
public static ParseStringSegmentDelegate GetParseStringSegmentFn()
{
var listInterface = typeof(T).GetTypeWithGenericInterfaceOf(typeof(IList <>));
if (listInterface == null)
{
throw new ArgumentException($"Type {typeof(T).FullName} is not of type IList<>");
}
//optimized access for regularly used types
if (typeof(T) == typeof(List <string>))
{
return(DeserializeListWithElements <TSerializer> .ParseStringList);
}
if (typeof(T) == typeof(List <int>))
{
return(DeserializeListWithElements <TSerializer> .ParseIntList);
}
var elementType = listInterface.GetGenericArguments()[0];
var supportedTypeParseMethod = DeserializeListWithElements <TSerializer> .Serializer.GetParseStringSegmentFn(elementType);
if (supportedTypeParseMethod != null)
{
var createListType = typeof(T).HasAnyTypeDefinitionsOf(typeof(List <>), typeof(IList <>))
? null : typeof(T);
var parseFn = DeserializeListWithElements <TSerializer> .GetListTypeParseStringSegmentFn(createListType, elementType, supportedTypeParseMethod);
return(value => parseFn(value, createListType, supportedTypeParseMethod));
}
return(null);
}