private object MatchConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType, ConvertToDel baseConvertTo) =>
(value as IOptional)?.MatchUntyped(
Some: x => IsSomeConvertTo(x, context, culture, value, destinationType, baseConvertTo),
None: () => ConvertToValueNull(context, culture, destinationType, baseConvertTo));
private object SimpleConvertTo(object x, ITypeDescriptorContext context, CultureInfo culture, Type destinationType, ConvertToDel baseConvertTo) =>
simpleTypeConverter == null
? baseConvertTo(context, culture, x, destinationType)
: simpleTypeConverter.ConvertTo(context, culture, x, destinationType);
private object IsSomeConvertTo(object x, ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType, ConvertToDel baseConvertTo) =>
destinationType == simpleType ? x
: destinationType == typeof(InstanceDescriptor) ? NewInstanceDesc(value)
: isnull(x) ? ConvertToValueNull(context, culture, destinationType, baseConvertTo)
: SimpleConvertTo(x,context,culture,destinationType,baseConvertTo);
public object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType, ConvertToDel baseConvertTo) =>
isnull(value)
? ConvertToValueNull(context, culture, destinationType, baseConvertTo)
: MatchConvertTo(context, culture, value, destinationType, baseConvertTo);
private object ConvertToValueNull(ITypeDescriptorContext context, CultureInfo culture, Type destinationType, ConvertToDel baseConvertTo ) =>
destinationType == typeof(string)
? String.Empty
: baseConvertTo(context, culture, null, destinationType);
private object MatchConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType, ConvertToDel baseConvertTo) =>
(value as IOptional)?.MatchUntyped(
Some: x => IsSomeConvertTo(x, context, culture, value, destinationType, baseConvertTo),
None: () => ConvertToValueNull(context, culture, destinationType, baseConvertTo));
private object IsSomeConvertTo(object x, ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType, ConvertToDel baseConvertTo) => destinationType == simpleType ? x : destinationType == typeof(InstanceDescriptor) ? NewInstanceDesc(value) : isnull(x) ? ConvertToValueNull(context, culture, destinationType, baseConvertTo) : SimpleConvertTo(x, context, culture, destinationType, baseConvertTo);
private object SimpleConvertTo(object x, ITypeDescriptorContext context, CultureInfo culture, Type destinationType, ConvertToDel baseConvertTo) =>
simpleTypeConverter == null
? baseConvertTo(context, culture, x, destinationType)
: simpleTypeConverter.ConvertTo(context, culture, x, destinationType);
private object ConvertToValueNull(ITypeDescriptorContext context, CultureInfo culture, Type destinationType, ConvertToDel baseConvertTo) =>
destinationType == typeof(string)
? String.Empty
: baseConvertTo(context, culture, null, destinationType);
public object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType, ConvertToDel baseConvertTo) =>
isnull(value)
? ConvertToValueNull(context, culture, destinationType, baseConvertTo)
: MatchConvertTo(context, culture, value, destinationType, baseConvertTo);
