metric_ffjson.go

// DO NOT EDIT!
// Code generated by ffjson <https://github.com/pquerna/ffjson>
// source: metric.go
// DO NOT EDIT!

package prometheus

import (
	"bytes"
	"encoding/json"
	"fmt"
	fflib "github.com/pquerna/ffjson/fflib/v1"
)

func (mj *ConstHistogram) MarshalJSON() ([]byte, error) {
	var buf fflib.Buffer
	err := mj.MarshalJSONBuf(&buf)
	if err != nil {
		return nil, err
	}
	return buf.Bytes(), nil
}
func (mj *ConstHistogram) MarshalJSONBuf(buf fflib.EncodingBuffer) error {
	var err error
	var obj []byte
	_ = obj
	_ = err
	buf.WriteString(`{"Count":`)
	fflib.FormatBits2(buf, uint64(mj.Count), 10, false)
	buf.WriteString(`,"Sum":`)
	fflib.AppendFloat(buf, float64(mj.Sum), 'g', -1, 64)
	if mj.Buckets == nil {
		buf.WriteString(`,"Buckets":null`)
	} else {
		buf.WriteString(`,"Buckets":{ `)
		for key, value := range mj.Buckets {
			fflib.WriteJsonString(buf, key)
			buf.WriteString(`:`)
			fflib.FormatBits2(buf, uint64(value), 10, false)
			buf.WriteByte(',')
		}
		buf.Rewind(1)
		buf.WriteByte('}')
	}
	buf.WriteString(`,"Name":`)
	fflib.WriteJsonString(buf, string(mj.Name))
	if mj.Labels == nil {
		buf.WriteString(`,"Labels":null`)
	} else {
		buf.WriteString(`,"Labels":{ `)
		for key, value := range mj.Labels {
			fflib.WriteJsonString(buf, key)
			buf.WriteString(`:`)
			fflib.WriteJsonString(buf, string(value))
			buf.WriteByte(',')
		}
		buf.Rewind(1)
		buf.WriteByte('}')
	}
	buf.WriteString(`,"Help":`)
	fflib.WriteJsonString(buf, string(mj.Help))
	buf.WriteString(`,"Expires":`)
	fflib.FormatBits2(buf, uint64(mj.Expires), 10, mj.Expires < 0)
	buf.WriteByte('}')
	return nil
}

const (
	ffj_t_ConstHistogrambase = iota
	ffj_t_ConstHistogramno_such_key

	ffj_t_ConstHistogram_Count

	ffj_t_ConstHistogram_Sum

	ffj_t_ConstHistogram_Buckets

	ffj_t_ConstHistogram_Name

	ffj_t_ConstHistogram_Labels

	ffj_t_ConstHistogram_Help

	ffj_t_ConstHistogram_Expires
)

var ffj_key_ConstHistogram_Count = []byte("Count")

var ffj_key_ConstHistogram_Sum = []byte("Sum")

var ffj_key_ConstHistogram_Buckets = []byte("Buckets")

var ffj_key_ConstHistogram_Name = []byte("Name")

var ffj_key_ConstHistogram_Labels = []byte("Labels")

var ffj_key_ConstHistogram_Help = []byte("Help")

var ffj_key_ConstHistogram_Expires = []byte("Expires")

func (uj *ConstHistogram) UnmarshalJSON(input []byte) error {
	fs := fflib.NewFFLexer(input)
	return uj.UnmarshalJSONFFLexer(fs, fflib.FFParse_map_start)
}

func (uj *ConstHistogram) UnmarshalJSONFFLexer(fs *fflib.FFLexer, state fflib.FFParseState) error {
	var err error = nil
	currentKey := ffj_t_ConstHistogrambase
	_ = currentKey
	tok := fflib.FFTok_init
	wantedTok := fflib.FFTok_init

mainparse:
	for {
		tok = fs.Scan()
		//	println(fmt.Sprintf("debug: tok: %v  state: %v", tok, state))
		if tok == fflib.FFTok_error {
			goto tokerror
		}

		switch state {

		case fflib.FFParse_map_start:
			if tok != fflib.FFTok_left_bracket {
				wantedTok = fflib.FFTok_left_bracket
				goto wrongtokenerror
			}
			state = fflib.FFParse_want_key
			continue

		case fflib.FFParse_after_value:
			if tok == fflib.FFTok_comma {
				state = fflib.FFParse_want_key
			} else if tok == fflib.FFTok_right_bracket {
				goto done
			} else {
				wantedTok = fflib.FFTok_comma
				goto wrongtokenerror
			}

		case fflib.FFParse_want_key:
			// json {} ended. goto exit. woo.
			if tok == fflib.FFTok_right_bracket {
				goto done
			}
			if tok != fflib.FFTok_string {
				wantedTok = fflib.FFTok_string
				goto wrongtokenerror
			}

			kn := fs.Output.Bytes()
			if len(kn) <= 0 {
				// "" case. hrm.
				currentKey = ffj_t_ConstHistogramno_such_key
				state = fflib.FFParse_want_colon
				goto mainparse
			} else {
				switch kn[0] {

				case 'B':

					if bytes.Equal(ffj_key_ConstHistogram_Buckets, kn) {
						currentKey = ffj_t_ConstHistogram_Buckets
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'C':

					if bytes.Equal(ffj_key_ConstHistogram_Count, kn) {
						currentKey = ffj_t_ConstHistogram_Count
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'E':

					if bytes.Equal(ffj_key_ConstHistogram_Expires, kn) {
						currentKey = ffj_t_ConstHistogram_Expires
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'H':

					if bytes.Equal(ffj_key_ConstHistogram_Help, kn) {
						currentKey = ffj_t_ConstHistogram_Help
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'L':

					if bytes.Equal(ffj_key_ConstHistogram_Labels, kn) {
						currentKey = ffj_t_ConstHistogram_Labels
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'N':

					if bytes.Equal(ffj_key_ConstHistogram_Name, kn) {
						currentKey = ffj_t_ConstHistogram_Name
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'S':

					if bytes.Equal(ffj_key_ConstHistogram_Sum, kn) {
						currentKey = ffj_t_ConstHistogram_Sum
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				}

				if fflib.EqualFoldRight(ffj_key_ConstHistogram_Expires, kn) {
					currentKey = ffj_t_ConstHistogram_Expires
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.SimpleLetterEqualFold(ffj_key_ConstHistogram_Help, kn) {
					currentKey = ffj_t_ConstHistogram_Help
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.EqualFoldRight(ffj_key_ConstHistogram_Labels, kn) {
					currentKey = ffj_t_ConstHistogram_Labels
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.SimpleLetterEqualFold(ffj_key_ConstHistogram_Name, kn) {
					currentKey = ffj_t_ConstHistogram_Name
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.EqualFoldRight(ffj_key_ConstHistogram_Buckets, kn) {
					currentKey = ffj_t_ConstHistogram_Buckets
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.EqualFoldRight(ffj_key_ConstHistogram_Sum, kn) {
					currentKey = ffj_t_ConstHistogram_Sum
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.SimpleLetterEqualFold(ffj_key_ConstHistogram_Count, kn) {
					currentKey = ffj_t_ConstHistogram_Count
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				currentKey = ffj_t_ConstHistogramno_such_key
				state = fflib.FFParse_want_colon
				goto mainparse
			}

		case fflib.FFParse_want_colon:
			if tok != fflib.FFTok_colon {
				wantedTok = fflib.FFTok_colon
				goto wrongtokenerror
			}
			state = fflib.FFParse_want_value
			continue
		case fflib.FFParse_want_value:

			if tok == fflib.FFTok_left_brace || tok == fflib.FFTok_left_bracket || tok == fflib.FFTok_integer || tok == fflib.FFTok_double || tok == fflib.FFTok_string || tok == fflib.FFTok_bool || tok == fflib.FFTok_null {
				switch currentKey {

				case ffj_t_ConstHistogram_Count:
					goto handle_Count

				case ffj_t_ConstHistogram_Sum:
					goto handle_Sum

				case ffj_t_ConstHistogram_Buckets:
					goto handle_Buckets

				case ffj_t_ConstHistogram_Name:
					goto handle_Name

				case ffj_t_ConstHistogram_Labels:
					goto handle_Labels

				case ffj_t_ConstHistogram_Help:
					goto handle_Help

				case ffj_t_ConstHistogram_Expires:
					goto handle_Expires

				case ffj_t_ConstHistogramno_such_key:
					err = fs.SkipField(tok)
					if err != nil {
						return fs.WrapErr(err)
					}
					state = fflib.FFParse_after_value
					goto mainparse
				}
			} else {
				goto wantedvalue
			}
		}
	}

handle_Count:

	/* handler: uj.Count type=uint64 kind=uint64 */

	{
		if tok != fflib.FFTok_integer && tok != fflib.FFTok_null {
			return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for uint64", tok))
		}
	}

	{

		if tok == fflib.FFTok_null {

		} else {

			tval, err := fflib.ParseUint(fs.Output.Bytes(), 10, 64)

			if err != nil {
				return fs.WrapErr(err)
			}

			uj.Count = uint64(tval)

		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Sum:

	/* handler: uj.Sum type=float64 kind=float64 */

	{
		if tok != fflib.FFTok_double && tok != fflib.FFTok_integer && tok != fflib.FFTok_null {
			return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for float64", tok))
		}
	}

	{

		if tok == fflib.FFTok_null {

		} else {

			tval, err := fflib.ParseFloat(fs.Output.Bytes(), 64)

			if err != nil {
				return fs.WrapErr(err)
			}

			uj.Sum = float64(tval)

		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Buckets:

	/* handler: uj.Buckets type=map[string]uint64 kind=map */

	{
		/* Falling back. type=map[string]uint64 kind=map */
		tbuf, err := fs.CaptureField(tok)
		if err != nil {
			return fs.WrapErr(err)
		}

		err = json.Unmarshal(tbuf, &uj.Buckets)
		if err != nil {
			return fs.WrapErr(err)
		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Name:

	/* handler: uj.Name type=string kind=string */

	{

		{
			if tok != fflib.FFTok_string && tok != fflib.FFTok_null {
				return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for string", tok))
			}
		}

		if tok == fflib.FFTok_null {

		} else {

			uj.Name = string(fs.Output.String())

		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Labels:

	/* handler: uj.Labels type=map[string]string kind=map */

	{
		/* Falling back. type=map[string]string kind=map */
		tbuf, err := fs.CaptureField(tok)
		if err != nil {
			return fs.WrapErr(err)
		}

		err = json.Unmarshal(tbuf, &uj.Labels)
		if err != nil {
			return fs.WrapErr(err)
		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Help:

	/* handler: uj.Help type=string kind=string */

	{

		{
			if tok != fflib.FFTok_string && tok != fflib.FFTok_null {
				return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for string", tok))
			}
		}

		if tok == fflib.FFTok_null {

		} else {

			uj.Help = string(fs.Output.String())

		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Expires:

	/* handler: uj.Expires type=int64 kind=int64 */

	{
		if tok != fflib.FFTok_integer && tok != fflib.FFTok_null {
			return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for int64", tok))
		}
	}

	{

		if tok == fflib.FFTok_null {

		} else {

			tval, err := fflib.ParseInt(fs.Output.Bytes(), 10, 64)

			if err != nil {
				return fs.WrapErr(err)
			}

			uj.Expires = int64(tval)

		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

wantedvalue:
	return fs.WrapErr(fmt.Errorf("wanted value token, but got token: %v", tok))
wrongtokenerror:
	return fs.WrapErr(fmt.Errorf("ffjson: wanted token: %v, but got token: %v output=%s", wantedTok, tok, fs.Output.String()))
tokerror:
	if fs.BigError != nil {
		return fs.WrapErr(fs.BigError)
	}
	err = fs.Error.ToError()
	if err != nil {
		return fs.WrapErr(err)
	}
	panic("ffjson-generated: unreachable, please report bug.")
done:
	return nil
}

func (mj *ConstMetric) MarshalJSON() ([]byte, error) {
	var buf fflib.Buffer
	err := mj.MarshalJSONBuf(&buf)
	if err != nil {
		return nil, err
	}
	return buf.Bytes(), nil
}
func (mj *ConstMetric) MarshalJSONBuf(buf fflib.EncodingBuffer) error {
	var err error
	var obj []byte
	_ = obj
	_ = err
	buf.WriteString(`{"Value":`)
	fflib.AppendFloat(buf, float64(mj.Value), 'g', -1, 64)
	buf.WriteString(`,"ValueType":`)
	fflib.WriteJsonString(buf, string(mj.ValueType))
	buf.WriteString(`,"Name":`)
	fflib.WriteJsonString(buf, string(mj.Name))
	if mj.Labels == nil {
		buf.WriteString(`,"Labels":null`)
	} else {
		buf.WriteString(`,"Labels":{ `)
		for key, value := range mj.Labels {
			fflib.WriteJsonString(buf, key)
			buf.WriteString(`:`)
			fflib.WriteJsonString(buf, string(value))
			buf.WriteByte(',')
		}
		buf.Rewind(1)
		buf.WriteByte('}')
	}
	buf.WriteString(`,"Help":`)
	fflib.WriteJsonString(buf, string(mj.Help))
	buf.WriteString(`,"Expires":`)
	fflib.FormatBits2(buf, uint64(mj.Expires), 10, mj.Expires < 0)
	buf.WriteByte('}')
	return nil
}

const (
	ffj_t_ConstMetricbase = iota
	ffj_t_ConstMetricno_such_key

	ffj_t_ConstMetric_Value

	ffj_t_ConstMetric_ValueType

	ffj_t_ConstMetric_Name

	ffj_t_ConstMetric_Labels

	ffj_t_ConstMetric_Help

	ffj_t_ConstMetric_Expires
)

var ffj_key_ConstMetric_Value = []byte("Value")

var ffj_key_ConstMetric_ValueType = []byte("ValueType")

var ffj_key_ConstMetric_Name = []byte("Name")

var ffj_key_ConstMetric_Labels = []byte("Labels")

var ffj_key_ConstMetric_Help = []byte("Help")

var ffj_key_ConstMetric_Expires = []byte("Expires")

func (uj *ConstMetric) UnmarshalJSON(input []byte) error {
	fs := fflib.NewFFLexer(input)
	return uj.UnmarshalJSONFFLexer(fs, fflib.FFParse_map_start)
}

func (uj *ConstMetric) UnmarshalJSONFFLexer(fs *fflib.FFLexer, state fflib.FFParseState) error {
	var err error = nil
	currentKey := ffj_t_ConstMetricbase
	_ = currentKey
	tok := fflib.FFTok_init
	wantedTok := fflib.FFTok_init

mainparse:
	for {
		tok = fs.Scan()
		//	println(fmt.Sprintf("debug: tok: %v  state: %v", tok, state))
		if tok == fflib.FFTok_error {
			goto tokerror
		}

		switch state {

		case fflib.FFParse_map_start:
			if tok != fflib.FFTok_left_bracket {
				wantedTok = fflib.FFTok_left_bracket
				goto wrongtokenerror
			}
			state = fflib.FFParse_want_key
			continue

		case fflib.FFParse_after_value:
			if tok == fflib.FFTok_comma {
				state = fflib.FFParse_want_key
			} else if tok == fflib.FFTok_right_bracket {
				goto done
			} else {
				wantedTok = fflib.FFTok_comma
				goto wrongtokenerror
			}

		case fflib.FFParse_want_key:
			// json {} ended. goto exit. woo.
			if tok == fflib.FFTok_right_bracket {
				goto done
			}
			if tok != fflib.FFTok_string {
				wantedTok = fflib.FFTok_string
				goto wrongtokenerror
			}

			kn := fs.Output.Bytes()
			if len(kn) <= 0 {
				// "" case. hrm.
				currentKey = ffj_t_ConstMetricno_such_key
				state = fflib.FFParse_want_colon
				goto mainparse
			} else {
				switch kn[0] {

				case 'E':

					if bytes.Equal(ffj_key_ConstMetric_Expires, kn) {
						currentKey = ffj_t_ConstMetric_Expires
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'H':

					if bytes.Equal(ffj_key_ConstMetric_Help, kn) {
						currentKey = ffj_t_ConstMetric_Help
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'L':

					if bytes.Equal(ffj_key_ConstMetric_Labels, kn) {
						currentKey = ffj_t_ConstMetric_Labels
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'N':

					if bytes.Equal(ffj_key_ConstMetric_Name, kn) {
						currentKey = ffj_t_ConstMetric_Name
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'V':

					if bytes.Equal(ffj_key_ConstMetric_Value, kn) {
						currentKey = ffj_t_ConstMetric_Value
						state = fflib.FFParse_want_colon
						goto mainparse

					} else if bytes.Equal(ffj_key_ConstMetric_ValueType, kn) {
						currentKey = ffj_t_ConstMetric_ValueType
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				}

				if fflib.EqualFoldRight(ffj_key_ConstMetric_Expires, kn) {
					currentKey = ffj_t_ConstMetric_Expires
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.SimpleLetterEqualFold(ffj_key_ConstMetric_Help, kn) {
					currentKey = ffj_t_ConstMetric_Help
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.EqualFoldRight(ffj_key_ConstMetric_Labels, kn) {
					currentKey = ffj_t_ConstMetric_Labels
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.SimpleLetterEqualFold(ffj_key_ConstMetric_Name, kn) {
					currentKey = ffj_t_ConstMetric_Name
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.SimpleLetterEqualFold(ffj_key_ConstMetric_ValueType, kn) {
					currentKey = ffj_t_ConstMetric_ValueType
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.SimpleLetterEqualFold(ffj_key_ConstMetric_Value, kn) {
					currentKey = ffj_t_ConstMetric_Value
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				currentKey = ffj_t_ConstMetricno_such_key
				state = fflib.FFParse_want_colon
				goto mainparse
			}

		case fflib.FFParse_want_colon:
			if tok != fflib.FFTok_colon {
				wantedTok = fflib.FFTok_colon
				goto wrongtokenerror
			}
			state = fflib.FFParse_want_value
			continue
		case fflib.FFParse_want_value:

			if tok == fflib.FFTok_left_brace || tok == fflib.FFTok_left_bracket || tok == fflib.FFTok_integer || tok == fflib.FFTok_double || tok == fflib.FFTok_string || tok == fflib.FFTok_bool || tok == fflib.FFTok_null {
				switch currentKey {

				case ffj_t_ConstMetric_Value:
					goto handle_Value

				case ffj_t_ConstMetric_ValueType:
					goto handle_ValueType

				case ffj_t_ConstMetric_Name:
					goto handle_Name

				case ffj_t_ConstMetric_Labels:
					goto handle_Labels

				case ffj_t_ConstMetric_Help:
					goto handle_Help

				case ffj_t_ConstMetric_Expires:
					goto handle_Expires

				case ffj_t_ConstMetricno_such_key:
					err = fs.SkipField(tok)
					if err != nil {
						return fs.WrapErr(err)
					}
					state = fflib.FFParse_after_value
					goto mainparse
				}
			} else {
				goto wantedvalue
			}
		}
	}

handle_Value:

	/* handler: uj.Value type=float64 kind=float64 */

	{
		if tok != fflib.FFTok_double && tok != fflib.FFTok_integer && tok != fflib.FFTok_null {
			return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for float64", tok))
		}
	}

	{

		if tok == fflib.FFTok_null {

		} else {

			tval, err := fflib.ParseFloat(fs.Output.Bytes(), 64)

			if err != nil {
				return fs.WrapErr(err)
			}

			uj.Value = float64(tval)

		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_ValueType:

	/* handler: uj.ValueType type=string kind=string */

	{

		{
			if tok != fflib.FFTok_string && tok != fflib.FFTok_null {
				return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for string", tok))
			}
		}

		if tok == fflib.FFTok_null {

		} else {

			uj.ValueType = string(fs.Output.String())

		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Name:

	/* handler: uj.Name type=string kind=string */

	{

		{
			if tok != fflib.FFTok_string && tok != fflib.FFTok_null {
				return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for string", tok))
			}
		}

		if tok == fflib.FFTok_null {

		} else {

			uj.Name = string(fs.Output.String())

		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Labels:

	/* handler: uj.Labels type=map[string]string kind=map */

	{
		/* Falling back. type=map[string]string kind=map */
		tbuf, err := fs.CaptureField(tok)
		if err != nil {
			return fs.WrapErr(err)
		}

		err = json.Unmarshal(tbuf, &uj.Labels)
		if err != nil {
			return fs.WrapErr(err)
		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Help:

	/* handler: uj.Help type=string kind=string */

	{

		{
			if tok != fflib.FFTok_string && tok != fflib.FFTok_null {
				return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for string", tok))
			}
		}

		if tok == fflib.FFTok_null {

		} else {

			uj.Help = string(fs.Output.String())

		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Expires:

	/* handler: uj.Expires type=int64 kind=int64 */

	{
		if tok != fflib.FFTok_integer && tok != fflib.FFTok_null {
			return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for int64", tok))
		}
	}

	{

		if tok == fflib.FFTok_null {

		} else {

			tval, err := fflib.ParseInt(fs.Output.Bytes(), 10, 64)

			if err != nil {
				return fs.WrapErr(err)
			}

			uj.Expires = int64(tval)

		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

wantedvalue:
	return fs.WrapErr(fmt.Errorf("wanted value token, but got token: %v", tok))
wrongtokenerror:
	return fs.WrapErr(fmt.Errorf("ffjson: wanted token: %v, but got token: %v output=%s", wantedTok, tok, fs.Output.String()))
tokerror:
	if fs.BigError != nil {
		return fs.WrapErr(fs.BigError)
	}
	err = fs.Error.ToError()
	if err != nil {
		return fs.WrapErr(err)
	}
	panic("ffjson-generated: unreachable, please report bug.")
done:
	return nil
}

func (mj *ConstSummary) MarshalJSON() ([]byte, error) {
	var buf fflib.Buffer
	err := mj.MarshalJSONBuf(&buf)
	if err != nil {
		return nil, err
	}
	return buf.Bytes(), nil
}
func (mj *ConstSummary) MarshalJSONBuf(buf fflib.EncodingBuffer) error {
	var err error
	var obj []byte
	_ = obj
	_ = err
	buf.WriteString(`{"Count":`)
	fflib.FormatBits2(buf, uint64(mj.Count), 10, false)
	buf.WriteString(`,"Sum":`)
	fflib.AppendFloat(buf, float64(mj.Sum), 'g', -1, 64)
	if mj.Quantiles == nil {
		buf.WriteString(`,"Quantiles":null`)
	} else {
		buf.WriteString(`,"Quantiles":{ `)
		for key, value := range mj.Quantiles {
			fflib.WriteJsonString(buf, key)
			buf.WriteString(`:`)
			fflib.AppendFloat(buf, float64(value), 'g', -1, 64)
			buf.WriteByte(',')
		}
		buf.Rewind(1)
		buf.WriteByte('}')
	}
	buf.WriteString(`,"Name":`)
	fflib.WriteJsonString(buf, string(mj.Name))
	if mj.Labels == nil {
		buf.WriteString(`,"Labels":null`)
	} else {
		buf.WriteString(`,"Labels":{ `)
		for key, value := range mj.Labels {
			fflib.WriteJsonString(buf, key)
			buf.WriteString(`:`)
			fflib.WriteJsonString(buf, string(value))
			buf.WriteByte(',')
		}
		buf.Rewind(1)
		buf.WriteByte('}')
	}
	buf.WriteString(`,"Help":`)
	fflib.WriteJsonString(buf, string(mj.Help))
	buf.WriteString(`,"Expires":`)
	fflib.FormatBits2(buf, uint64(mj.Expires), 10, mj.Expires < 0)
	buf.WriteByte('}')
	return nil
}

const (
	ffj_t_ConstSummarybase = iota
	ffj_t_ConstSummaryno_such_key

	ffj_t_ConstSummary_Count

	ffj_t_ConstSummary_Sum

	ffj_t_ConstSummary_Quantiles

	ffj_t_ConstSummary_Name

	ffj_t_ConstSummary_Labels

	ffj_t_ConstSummary_Help

	ffj_t_ConstSummary_Expires
)

var ffj_key_ConstSummary_Count = []byte("Count")

var ffj_key_ConstSummary_Sum = []byte("Sum")

var ffj_key_ConstSummary_Quantiles = []byte("Quantiles")

var ffj_key_ConstSummary_Name = []byte("Name")

var ffj_key_ConstSummary_Labels = []byte("Labels")

var ffj_key_ConstSummary_Help = []byte("Help")

var ffj_key_ConstSummary_Expires = []byte("Expires")

func (uj *ConstSummary) UnmarshalJSON(input []byte) error {
	fs := fflib.NewFFLexer(input)
	return uj.UnmarshalJSONFFLexer(fs, fflib.FFParse_map_start)
}

func (uj *ConstSummary) UnmarshalJSONFFLexer(fs *fflib.FFLexer, state fflib.FFParseState) error {
	var err error = nil
	currentKey := ffj_t_ConstSummarybase
	_ = currentKey
	tok := fflib.FFTok_init
	wantedTok := fflib.FFTok_init

mainparse:
	for {
		tok = fs.Scan()
		//	println(fmt.Sprintf("debug: tok: %v  state: %v", tok, state))
		if tok == fflib.FFTok_error {
			goto tokerror
		}

		switch state {

		case fflib.FFParse_map_start:
			if tok != fflib.FFTok_left_bracket {
				wantedTok = fflib.FFTok_left_bracket
				goto wrongtokenerror
			}
			state = fflib.FFParse_want_key
			continue

		case fflib.FFParse_after_value:
			if tok == fflib.FFTok_comma {
				state = fflib.FFParse_want_key
			} else if tok == fflib.FFTok_right_bracket {
				goto done
			} else {
				wantedTok = fflib.FFTok_comma
				goto wrongtokenerror
			}

		case fflib.FFParse_want_key:
			// json {} ended. goto exit. woo.
			if tok == fflib.FFTok_right_bracket {
				goto done
			}
			if tok != fflib.FFTok_string {
				wantedTok = fflib.FFTok_string
				goto wrongtokenerror
			}

			kn := fs.Output.Bytes()
			if len(kn) <= 0 {
				// "" case. hrm.
				currentKey = ffj_t_ConstSummaryno_such_key
				state = fflib.FFParse_want_colon
				goto mainparse
			} else {
				switch kn[0] {

				case 'C':

					if bytes.Equal(ffj_key_ConstSummary_Count, kn) {
						currentKey = ffj_t_ConstSummary_Count
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'E':

					if bytes.Equal(ffj_key_ConstSummary_Expires, kn) {
						currentKey = ffj_t_ConstSummary_Expires
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'H':

					if bytes.Equal(ffj_key_ConstSummary_Help, kn) {
						currentKey = ffj_t_ConstSummary_Help
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'L':

					if bytes.Equal(ffj_key_ConstSummary_Labels, kn) {
						currentKey = ffj_t_ConstSummary_Labels
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'N':

					if bytes.Equal(ffj_key_ConstSummary_Name, kn) {
						currentKey = ffj_t_ConstSummary_Name
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'Q':

					if bytes.Equal(ffj_key_ConstSummary_Quantiles, kn) {
						currentKey = ffj_t_ConstSummary_Quantiles
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'S':

					if bytes.Equal(ffj_key_ConstSummary_Sum, kn) {
						currentKey = ffj_t_ConstSummary_Sum
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				}

				if fflib.EqualFoldRight(ffj_key_ConstSummary_Expires, kn) {
					currentKey = ffj_t_ConstSummary_Expires
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.SimpleLetterEqualFold(ffj_key_ConstSummary_Help, kn) {
					currentKey = ffj_t_ConstSummary_Help
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.EqualFoldRight(ffj_key_ConstSummary_Labels, kn) {
					currentKey = ffj_t_ConstSummary_Labels
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.SimpleLetterEqualFold(ffj_key_ConstSummary_Name, kn) {
					currentKey = ffj_t_ConstSummary_Name
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.EqualFoldRight(ffj_key_ConstSummary_Quantiles, kn) {
					currentKey = ffj_t_ConstSummary_Quantiles
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.EqualFoldRight(ffj_key_ConstSummary_Sum, kn) {
					currentKey = ffj_t_ConstSummary_Sum
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.SimpleLetterEqualFold(ffj_key_ConstSummary_Count, kn) {
					currentKey = ffj_t_ConstSummary_Count
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				currentKey = ffj_t_ConstSummaryno_such_key
				state = fflib.FFParse_want_colon
				goto mainparse
			}

		case fflib.FFParse_want_colon:
			if tok != fflib.FFTok_colon {
				wantedTok = fflib.FFTok_colon
				goto wrongtokenerror
			}
			state = fflib.FFParse_want_value
			continue
		case fflib.FFParse_want_value:

			if tok == fflib.FFTok_left_brace || tok == fflib.FFTok_left_bracket || tok == fflib.FFTok_integer || tok == fflib.FFTok_double || tok == fflib.FFTok_string || tok == fflib.FFTok_bool || tok == fflib.FFTok_null {
				switch currentKey {

				case ffj_t_ConstSummary_Count:
					goto handle_Count

				case ffj_t_ConstSummary_Sum:
					goto handle_Sum

				case ffj_t_ConstSummary_Quantiles:
					goto handle_Quantiles

				case ffj_t_ConstSummary_Name:
					goto handle_Name

				case ffj_t_ConstSummary_Labels:
					goto handle_Labels

				case ffj_t_ConstSummary_Help:
					goto handle_Help

				case ffj_t_ConstSummary_Expires:
					goto handle_Expires

				case ffj_t_ConstSummaryno_such_key:
					err = fs.SkipField(tok)
					if err != nil {
						return fs.WrapErr(err)
					}
					state = fflib.FFParse_after_value
					goto mainparse
				}
			} else {
				goto wantedvalue
			}
		}
	}

handle_Count:

	/* handler: uj.Count type=uint64 kind=uint64 */

	{
		if tok != fflib.FFTok_integer && tok != fflib.FFTok_null {
			return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for uint64", tok))
		}
	}

	{

		if tok == fflib.FFTok_null {

		} else {

			tval, err := fflib.ParseUint(fs.Output.Bytes(), 10, 64)

			if err != nil {
				return fs.WrapErr(err)
			}

			uj.Count = uint64(tval)

		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Sum:

	/* handler: uj.Sum type=float64 kind=float64 */

	{
		if tok != fflib.FFTok_double && tok != fflib.FFTok_integer && tok != fflib.FFTok_null {
			return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for float64", tok))
		}
	}

	{

		if tok == fflib.FFTok_null {

		} else {

			tval, err := fflib.ParseFloat(fs.Output.Bytes(), 64)

			if err != nil {
				return fs.WrapErr(err)
			}

			uj.Sum = float64(tval)

		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Quantiles:

	/* handler: uj.Quantiles type=map[string]float64 kind=map */

	{
		/* Falling back. type=map[string]float64 kind=map */
		tbuf, err := fs.CaptureField(tok)
		if err != nil {
			return fs.WrapErr(err)
		}

		err = json.Unmarshal(tbuf, &uj.Quantiles)
		if err != nil {
			return fs.WrapErr(err)
		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Name:

	/* handler: uj.Name type=string kind=string */

	{

		{
			if tok != fflib.FFTok_string && tok != fflib.FFTok_null {
				return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for string", tok))
			}
		}

		if tok == fflib.FFTok_null {

		} else {

			uj.Name = string(fs.Output.String())

		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Labels:

	/* handler: uj.Labels type=map[string]string kind=map */

	{
		/* Falling back. type=map[string]string kind=map */
		tbuf, err := fs.CaptureField(tok)
		if err != nil {
			return fs.WrapErr(err)
		}

		err = json.Unmarshal(tbuf, &uj.Labels)
		if err != nil {
			return fs.WrapErr(err)
		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Help:

	/* handler: uj.Help type=string kind=string */

	{

		{
			if tok != fflib.FFTok_string && tok != fflib.FFTok_null {
				return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for string", tok))
			}
		}

		if tok == fflib.FFTok_null {

		} else {

			uj.Help = string(fs.Output.String())

		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Expires:

	/* handler: uj.Expires type=int64 kind=int64 */

	{
		if tok != fflib.FFTok_integer && tok != fflib.FFTok_null {
			return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for int64", tok))
		}
	}

	{

		if tok == fflib.FFTok_null {

		} else {

			tval, err := fflib.ParseInt(fs.Output.Bytes(), 10, 64)

			if err != nil {
				return fs.WrapErr(err)
			}

			uj.Expires = int64(tval)

		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

wantedvalue:
	return fs.WrapErr(fmt.Errorf("wanted value token, but got token: %v", tok))
wrongtokenerror:
	return fs.WrapErr(fmt.Errorf("ffjson: wanted token: %v, but got token: %v output=%s", wantedTok, tok, fs.Output.String()))
tokerror:
	if fs.BigError != nil {
		return fs.WrapErr(fs.BigError)
	}
	err = fs.Error.ToError()
	if err != nil {
		return fs.WrapErr(err)
	}
	panic("ffjson-generated: unreachable, please report bug.")
done:
	return nil
}

func (mj *Metrics) MarshalJSON() ([]byte, error) {
	var buf fflib.Buffer
	err := mj.MarshalJSONBuf(&buf)
	if err != nil {
		return nil, err
	}
	return buf.Bytes(), nil
}
func (mj *Metrics) MarshalJSONBuf(buf fflib.EncodingBuffer) error {
	var err error
	var obj []byte
	_ = obj
	_ = err
	buf.WriteString(`{"Single":`)
	if mj.Single != nil {
		buf.WriteString(`[`)
		for i, v := range mj.Single {
			if i != 0 {
				buf.WriteString(`,`)
			}

			{
				err = v.MarshalJSONBuf(buf)
				if err != nil {
					return err
				}
			}

		}
		buf.WriteString(`]`)
	} else {
		buf.WriteString(`null`)
	}
	buf.WriteString(`,"Summary":`)
	if mj.Summary != nil {
		buf.WriteString(`[`)
		for i, v := range mj.Summary {
			if i != 0 {
				buf.WriteString(`,`)
			}

			{
				err = v.MarshalJSONBuf(buf)
				if err != nil {
					return err
				}
			}

		}
		buf.WriteString(`]`)
	} else {
		buf.WriteString(`null`)
	}
	buf.WriteString(`,"Histogram":`)
	if mj.Histogram != nil {
		buf.WriteString(`[`)
		for i, v := range mj.Histogram {
			if i != 0 {
				buf.WriteString(`,`)
			}

			{
				err = v.MarshalJSONBuf(buf)
				if err != nil {
					return err
				}
			}

		}
		buf.WriteString(`]`)
	} else {
		buf.WriteString(`null`)
	}
	buf.WriteByte('}')
	return nil
}

const (
	ffj_t_Metricsbase = iota
	ffj_t_Metricsno_such_key

	ffj_t_Metrics_Single

	ffj_t_Metrics_Summary

	ffj_t_Metrics_Histogram
)

var ffj_key_Metrics_Single = []byte("Single")

var ffj_key_Metrics_Summary = []byte("Summary")

var ffj_key_Metrics_Histogram = []byte("Histogram")

func (uj *Metrics) UnmarshalJSON(input []byte) error {
	fs := fflib.NewFFLexer(input)
	return uj.UnmarshalJSONFFLexer(fs, fflib.FFParse_map_start)
}

func (uj *Metrics) UnmarshalJSONFFLexer(fs *fflib.FFLexer, state fflib.FFParseState) error {
	var err error = nil
	currentKey := ffj_t_Metricsbase
	_ = currentKey
	tok := fflib.FFTok_init
	wantedTok := fflib.FFTok_init

mainparse:
	for {
		tok = fs.Scan()
		//	println(fmt.Sprintf("debug: tok: %v  state: %v", tok, state))
		if tok == fflib.FFTok_error {
			goto tokerror
		}

		switch state {

		case fflib.FFParse_map_start:
			if tok != fflib.FFTok_left_bracket {
				wantedTok = fflib.FFTok_left_bracket
				goto wrongtokenerror
			}
			state = fflib.FFParse_want_key
			continue

		case fflib.FFParse_after_value:
			if tok == fflib.FFTok_comma {
				state = fflib.FFParse_want_key
			} else if tok == fflib.FFTok_right_bracket {
				goto done
			} else {
				wantedTok = fflib.FFTok_comma
				goto wrongtokenerror
			}

		case fflib.FFParse_want_key:
			// json {} ended. goto exit. woo.
			if tok == fflib.FFTok_right_bracket {
				goto done
			}
			if tok != fflib.FFTok_string {
				wantedTok = fflib.FFTok_string
				goto wrongtokenerror
			}

			kn := fs.Output.Bytes()
			if len(kn) <= 0 {
				// "" case. hrm.
				currentKey = ffj_t_Metricsno_such_key
				state = fflib.FFParse_want_colon
				goto mainparse
			} else {
				switch kn[0] {

				case 'H':

					if bytes.Equal(ffj_key_Metrics_Histogram, kn) {
						currentKey = ffj_t_Metrics_Histogram
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				case 'S':

					if bytes.Equal(ffj_key_Metrics_Single, kn) {
						currentKey = ffj_t_Metrics_Single
						state = fflib.FFParse_want_colon
						goto mainparse

					} else if bytes.Equal(ffj_key_Metrics_Summary, kn) {
						currentKey = ffj_t_Metrics_Summary
						state = fflib.FFParse_want_colon
						goto mainparse
					}

				}

				if fflib.EqualFoldRight(ffj_key_Metrics_Histogram, kn) {
					currentKey = ffj_t_Metrics_Histogram
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.EqualFoldRight(ffj_key_Metrics_Summary, kn) {
					currentKey = ffj_t_Metrics_Summary
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				if fflib.EqualFoldRight(ffj_key_Metrics_Single, kn) {
					currentKey = ffj_t_Metrics_Single
					state = fflib.FFParse_want_colon
					goto mainparse
				}

				currentKey = ffj_t_Metricsno_such_key
				state = fflib.FFParse_want_colon
				goto mainparse
			}

		case fflib.FFParse_want_colon:
			if tok != fflib.FFTok_colon {
				wantedTok = fflib.FFTok_colon
				goto wrongtokenerror
			}
			state = fflib.FFParse_want_value
			continue
		case fflib.FFParse_want_value:

			if tok == fflib.FFTok_left_brace || tok == fflib.FFTok_left_bracket || tok == fflib.FFTok_integer || tok == fflib.FFTok_double || tok == fflib.FFTok_string || tok == fflib.FFTok_bool || tok == fflib.FFTok_null {
				switch currentKey {

				case ffj_t_Metrics_Single:
					goto handle_Single

				case ffj_t_Metrics_Summary:
					goto handle_Summary

				case ffj_t_Metrics_Histogram:
					goto handle_Histogram

				case ffj_t_Metricsno_such_key:
					err = fs.SkipField(tok)
					if err != nil {
						return fs.WrapErr(err)
					}
					state = fflib.FFParse_after_value
					goto mainparse
				}
			} else {
				goto wantedvalue
			}
		}
	}

handle_Single:

	/* handler: uj.Single type=[]*prometheus.ConstMetric kind=slice */

	{

		{
			if tok != fflib.FFTok_left_brace && tok != fflib.FFTok_null {
				return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for ", tok))
			}
		}

		if tok == fflib.FFTok_null {
			uj.Single = nil
		} else {

			uj.Single = make([]*ConstMetric, 0)

			wantVal := true

			for {

				var v *ConstMetric

				tok = fs.Scan()
				if tok == fflib.FFTok_error {
					goto tokerror
				}
				if tok == fflib.FFTok_right_brace {
					break
				}

				if tok == fflib.FFTok_comma {
					if wantVal == true {
						// TODO(pquerna): this isn't an ideal error message, this handles
						// things like [,,,] as an array value.
						return fs.WrapErr(fmt.Errorf("wanted value token, but got token: %v", tok))
					}
					continue
				} else {
					wantVal = true
				}

				/* handler: v type=*prometheus.ConstMetric kind=ptr */

				{
					if tok == fflib.FFTok_null {

						v = nil

						state = fflib.FFParse_after_value
						goto mainparse
					}

					if v == nil {
						v = new(ConstMetric)
					}

					err = v.UnmarshalJSONFFLexer(fs, fflib.FFParse_want_key)
					if err != nil {
						return err
					}
					state = fflib.FFParse_after_value
				}

				uj.Single = append(uj.Single, v)
				wantVal = false
			}
		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Summary:

	/* handler: uj.Summary type=[]*prometheus.ConstSummary kind=slice */

	{

		{
			if tok != fflib.FFTok_left_brace && tok != fflib.FFTok_null {
				return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for ", tok))
			}
		}

		if tok == fflib.FFTok_null {
			uj.Summary = nil
		} else {

			uj.Summary = make([]*ConstSummary, 0)

			wantVal := true

			for {

				var v *ConstSummary

				tok = fs.Scan()
				if tok == fflib.FFTok_error {
					goto tokerror
				}
				if tok == fflib.FFTok_right_brace {
					break
				}

				if tok == fflib.FFTok_comma {
					if wantVal == true {
						// TODO(pquerna): this isn't an ideal error message, this handles
						// things like [,,,] as an array value.
						return fs.WrapErr(fmt.Errorf("wanted value token, but got token: %v", tok))
					}
					continue
				} else {
					wantVal = true
				}

				/* handler: v type=*prometheus.ConstSummary kind=ptr */

				{
					if tok == fflib.FFTok_null {

						v = nil

						state = fflib.FFParse_after_value
						goto mainparse
					}

					if v == nil {
						v = new(ConstSummary)
					}

					err = v.UnmarshalJSONFFLexer(fs, fflib.FFParse_want_key)
					if err != nil {
						return err
					}
					state = fflib.FFParse_after_value
				}

				uj.Summary = append(uj.Summary, v)
				wantVal = false
			}
		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

handle_Histogram:

	/* handler: uj.Histogram type=[]*prometheus.ConstHistogram kind=slice */

	{

		{
			if tok != fflib.FFTok_left_brace && tok != fflib.FFTok_null {
				return fs.WrapErr(fmt.Errorf("cannot unmarshal %s into Go value for ", tok))
			}
		}

		if tok == fflib.FFTok_null {
			uj.Histogram = nil
		} else {

			uj.Histogram = make([]*ConstHistogram, 0)

			wantVal := true

			for {

				var v *ConstHistogram

				tok = fs.Scan()
				if tok == fflib.FFTok_error {
					goto tokerror
				}
				if tok == fflib.FFTok_right_brace {
					break
				}

				if tok == fflib.FFTok_comma {
					if wantVal == true {
						// TODO(pquerna): this isn't an ideal error message, this handles
						// things like [,,,] as an array value.
						return fs.WrapErr(fmt.Errorf("wanted value token, but got token: %v", tok))
					}
					continue
				} else {
					wantVal = true
				}

				/* handler: v type=*prometheus.ConstHistogram kind=ptr */

				{
					if tok == fflib.FFTok_null {

						v = nil

						state = fflib.FFParse_after_value
						goto mainparse
					}

					if v == nil {
						v = new(ConstHistogram)
					}

					err = v.UnmarshalJSONFFLexer(fs, fflib.FFParse_want_key)
					if err != nil {
						return err
					}
					state = fflib.FFParse_after_value
				}

				uj.Histogram = append(uj.Histogram, v)
				wantVal = false
			}
		}
	}

	state = fflib.FFParse_after_value
	goto mainparse

wantedvalue:
	return fs.WrapErr(fmt.Errorf("wanted value token, but got token: %v", tok))
wrongtokenerror:
	return fs.WrapErr(fmt.Errorf("ffjson: wanted token: %v, but got token: %v output=%s", wantedTok, tok, fs.Output.String()))
tokerror:
	if fs.BigError != nil {
		return fs.WrapErr(fs.BigError)
	}
	err = fs.Error.ToError()
	if err != nil {
		return fs.WrapErr(err)
	}
	panic("ffjson-generated: unreachable, please report bug.")
done:
	return nil
}