Method writeDataWithGenerics

go/fory/slice.go:158–275

(ctx *WriteContext, value reflect.Value, hasGenerics bool)

}

func (s *sliceSerializer) writeDataWithGenerics(ctx *WriteContext, value reflect.Value, hasGenerics bool) {
	length := value.Len()
	buf := ctx.Buffer()

	// WriteData length
	buf.WriteVarUint32(uint32(length))
	if length == 0 {
		return
	}

	elemType := s.type_.Elem()
	elemTypeInfo, _ := ctx.TypeResolver().getTypeInfo(reflect.New(elemType).Elem(), false)
	elemDeclared := hasGenerics
	if elemDeclared && elemTypeInfo != nil && needsElemTypeInfo(TypeId(elemTypeInfo.TypeID)) {
		elemDeclared = false
	}

	// Determine collection flags. User/ext elements still write TypeInfo so
	// nested compatible struct readers can classify the element schema.
	collectFlag := CollectionIsSameType
	if elemDeclared {
		collectFlag |= CollectionIsDeclElementType
	}
	hasNull := false
	isPointerElem := elemType.Kind() == reflect.Ptr

	// Check for null values first (only applicable for pointer element types)
	if isPointerElem {
		for i := 0; i < length; i++ {
			elem := value.Index(i)
			if elem.IsNil() {
				hasNull = true
				break
			}
		}
	}

	if hasNull {
		collectFlag |= CollectionHasNull
	}
	trackRefs := ctx.TrackRef() && s.referencable
	if trackRefs {
		collectFlag |= CollectionTrackingRef
	}
	buf.WriteInt8(int8(collectFlag))

	// Write element type info unless the element schema fully declares it.
	if !elemDeclared {
		ctx.TypeResolver().WriteTypeInfo(buf, elemTypeInfo, ctx.Err())
	}

	// WriteData elements
	trackRefs = (collectFlag & CollectionTrackingRef) != 0
	elemRefMode := RefModeNone
	if trackRefs {
		elemRefMode = RefModeTracking
	}