type serializer struct {
	metaFactory metaFactory
	creater     runtime.ObjectCreater
	typer       runtime.ObjectTyper
	options     options
}

func NewSerializer(creater runtime.ObjectCreater, typer runtime.ObjectTyper, options ...Option) Serializer {
	return newSerializer(&defaultMetaFactory{}, creater, typer, options...)
}

					t.Errorf("expected MissingVersion, got: %v", err)
				}
			},
		},
		{
			name:        "creater error",
			gvk:         &schema.GroupVersionKind{Group: "x", Version: "y", Kind: "z"},
			metaFactory: stubMetaFactory{gvk: &schema.GroupVersionKind{}},
			creater:     stubCreater{err: errors.New("test")},
			expectedObj: nil,
			expectedGVK: &schema.GroupVersionKind{Group: "x", Version: "y", Kind: "z"},

			Verb:            "create",
			APIGroup:        scope.Resource.Group,
			APIVersion:      scope.Resource.Version,
			Resource:        scope.Resource.Resource,
			Subresource:     scope.Subresource,
			Namespace:       namespace,
			Name:            name,
		}

		p := patcher{
			namer:               scope.Namer,
			creater:             scope.Creater,
			defaulter:           scope.Defaulter,

        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="550000"} 1
        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="650000"} 1
        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="750000"} 1
        apiserver_request_body_size_bytes_bucket{resource="resource.group",verb="create",le="850000"} 1

	"fmt"
	"io"

	"internal/trace/event"
	"internal/trace/version"
)

// Reader parses trace bytes with only very basic validation
// into an event stream.
type Reader struct {
	r     *bufio.Reader
	v     version.Version
	specs []event.Spec
}

// NewReader creates a new reader for the trace wire format.
func NewReader(r io.Reader) (*Reader, error) {
	br := bufio.NewReader(r)
	v, err := version.ReadHeader(br)

	go121Events *oldTraceConverter
}

// NewReader creates a new trace reader.
func NewReader(r io.Reader) (*Reader, error) {
	br := bufio.NewReader(r)
	v, err := version.ReadHeader(br)
	if err != nil {
		return nil, err
	}
	switch v {
	case version.Go111, version.Go119, version.Go121:
		tr, err := oldtrace.Parse(br, v)
		if err != nil {
			return nil, err
		}
		return &Reader{
			go121Events: convertOldFormat(tr),
		}, nil

// AST reader

// reader accumulates documentation for a single package.
// It modifies the AST: Comments (declaration documentation)
// that have been collected by the reader are set to nil
// in the respective AST nodes so that they are not printed
// twice (once when printing the documentation and once when
// printing the corresponding AST node).
type reader struct {
	mode Mode

	return &reader{
		Decoder: pr.NewDecoder(k, idx, marker),
		p:       pr,
	}
}

func (pr *pkgReader) tempReader(k pkgbits.RelocKind, idx pkgbits.Index, marker pkgbits.SyncMarker) *reader {
	return &reader{
		Decoder: pr.TempDecoder(k, idx, marker),
		p:       pr,
	}
}

func (pr *pkgReader) retireReader(r *reader) {
	pr.RetireDecoder(&r.Decoder)
}

// the size of responses.
func NewReader(r *bufio.Reader) *Reader {
	return &Reader{R: r}
}

// ReadLine reads a single line from r,
// eliding the final \n or \r\n from the returned string.
func (r *Reader) ReadLine() (string, error) {
	line, err := r.readLineSlice(-1)
	return string(line), err
}

// ReadLineBytes is like [Reader.ReadLine] but returns a []byte instead of a string.

}

// A Reader reads records from a CSV-encoded file.
//
// As returned by [NewReader], a Reader expects input conforming to RFC 4180.
// The exported fields can be changed to customize the details before the
// first call to [Reader.Read] or [Reader.ReadAll].
//
// The Reader converts all \r\n sequences in its input to plain \n,