return cost
}

type variableAccessor struct {
	name       string
	result     CompilationResult
	activation any
	context    *compositionContext
}

func (a *variableAccessor) Callback(_ *lazy.MapValue) ref.Val {
	if a.result.Error != nil {
		return types.NewErr("composited variable %q fails to compile: %v", a.name, a.result.Error)
	}

	v, details, err := a.result.Program.ContextEval(a.context, a.activation)

// field errors for any matched keys.
// `mapValue` is the value of sv containing all of the keys that exist at this level
// (ie. sv.MapKeys) in the source data.
// `matchedKeys` are all the keys found for that level in the destination object.
// This should only be called from `structFromUnstructured`.
func (c *fromUnstructuredContext) popAndVerifyMatchedKeys(mapValue reflect.Value) {
	if !c.returnUnknownFields {
		return
	}

					if postmsgIndex < 0 {
						return ErrInvalidLengthGenerated
					}
					if postmsgIndex > l {
						return io.ErrUnexpectedEOF
					}
					mapvalue = &v1.Time{}
					if err := mapvalue.Unmarshal(dAtA[iNdEx:postmsgIndex]); err != nil {
						return err
					}
					iNdEx = postmsgIndex
				} else {
					iNdEx = entryPreIndex
					skippy, err := skipGenerated(dAtA[iNdEx:])

					if postmsgIndex < 0 {
						return ErrInvalidLengthGenerated
					}
					if postmsgIndex > l {
						return io.ErrUnexpectedEOF
					}
					mapvalue = &v1.Time{}
					if err := mapvalue.Unmarshal(dAtA[iNdEx:postmsgIndex]); err != nil {
						return err
					}
					iNdEx = postmsgIndex
				} else {
					iNdEx = entryPreIndex
					skippy, err := skipGenerated(dAtA[iNdEx:])

			}
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			if m.AttachmentMetadata == nil {
				m.AttachmentMetadata = make(map[string]string)
			}
			var mapkey string
			var mapvalue string
			for iNdEx < postIndex {
				entryPreIndex := iNdEx
				var wire uint64
				for shift := uint(0); ; shift += 7 {
					if shift >= 64 {
						return ErrIntOverflowGenerated
					}

					if postmsgIndex < 0 {
						return ErrInvalidLengthGenerated
					}
					if postmsgIndex > l {
						return io.ErrUnexpectedEOF
					}
					mapvalue = &ExtraValue{}
					if err := mapvalue.Unmarshal(dAtA[iNdEx:postmsgIndex]); err != nil {
						return err
					}
					iNdEx = postmsgIndex
				} else {
					iNdEx = entryPreIndex

					if postmsgIndex < 0 {
						return ErrInvalidLengthGenerated
					}
					if postmsgIndex > l {
						return io.ErrUnexpectedEOF
					}
					mapvalue = &ExtraValue{}
					if err := mapvalue.Unmarshal(dAtA[iNdEx:postmsgIndex]); err != nil {
						return err
					}
					iNdEx = postmsgIndex
				} else {
					iNdEx = entryPreIndex

					if postmsgIndex < 0 {
						return ErrInvalidLengthGenerated
					}
					if postmsgIndex > l {
						return io.ErrUnexpectedEOF
					}
					mapvalue = &ExtraValue{}
					if err := mapvalue.Unmarshal(dAtA[iNdEx:postmsgIndex]); err != nil {
						return err
					}
					iNdEx = postmsgIndex
				} else {
					iNdEx = entryPreIndex

TypedValue:
	int(typeId) Value
TypeDefinition:
	int(-typeId) encodingOfWireType
Value:
	SingletonValue | StructValue
SingletonValue:
	uint(0) FieldValue
FieldValue:
	builtinValue | ArrayValue | MapValue | SliceValue | StructValue | InterfaceValue
InterfaceValue:
	NilInterfaceValue | NonNilInterfaceValue
NilInterfaceValue:
	uint(0)
NonNilInterfaceValue:
	ConcreteTypeName TypeSequence InterfaceContents

					if postmsgIndex < 0 {
						return ErrInvalidLengthGenerated
					}
					if postmsgIndex > l {
						return io.ErrUnexpectedEOF
					}
					mapvalue = &JSONSchemaProps{}
					if err := mapvalue.Unmarshal(dAtA[iNdEx:postmsgIndex]); err != nil {
						return err
					}
					iNdEx = postmsgIndex
				} else {
					iNdEx = entryPreIndex