279 lines
6.3 KiB
Go
279 lines
6.3 KiB
Go
package json
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import (
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"encoding/json"
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"fmt"
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"math"
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"strconv"
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)
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func AppendBool(dst []byte, val bool) []byte {
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return strconv.AppendBool(dst, val)
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}
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func AppendBools(dst []byte, vals []bool) []byte {
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if len(vals) == 0 {
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return append(dst, '[', ']')
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}
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dst = append(dst, '[')
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dst = strconv.AppendBool(dst, vals[0])
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if len(vals) > 1 {
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for _, val := range vals[1:] {
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dst = strconv.AppendBool(append(dst, ','), val)
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}
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}
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dst = append(dst, ']')
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return dst
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}
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func AppendInt(dst []byte, val int) []byte {
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return strconv.AppendInt(dst, int64(val), 10)
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}
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func AppendInts(dst []byte, vals []int) []byte {
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if len(vals) == 0 {
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return append(dst, '[', ']')
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}
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dst = append(dst, '[')
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dst = strconv.AppendInt(dst, int64(vals[0]), 10)
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if len(vals) > 1 {
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for _, val := range vals[1:] {
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dst = strconv.AppendInt(append(dst, ','), int64(val), 10)
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}
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}
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dst = append(dst, ']')
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return dst
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}
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func AppendInt8(dst []byte, val int8) []byte {
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return strconv.AppendInt(dst, int64(val), 10)
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}
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func AppendInts8(dst []byte, vals []int8) []byte {
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if len(vals) == 0 {
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return append(dst, '[', ']')
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}
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dst = append(dst, '[')
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dst = strconv.AppendInt(dst, int64(vals[0]), 10)
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if len(vals) > 1 {
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for _, val := range vals[1:] {
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dst = strconv.AppendInt(append(dst, ','), int64(val), 10)
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}
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}
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dst = append(dst, ']')
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return dst
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}
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func AppendInt16(dst []byte, val int16) []byte {
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return strconv.AppendInt(dst, int64(val), 10)
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}
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func AppendInts16(dst []byte, vals []int16) []byte {
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if len(vals) == 0 {
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return append(dst, '[', ']')
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}
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dst = append(dst, '[')
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dst = strconv.AppendInt(dst, int64(vals[0]), 10)
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if len(vals) > 1 {
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for _, val := range vals[1:] {
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dst = strconv.AppendInt(append(dst, ','), int64(val), 10)
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}
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}
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dst = append(dst, ']')
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return dst
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}
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func AppendInt32(dst []byte, val int32) []byte {
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return strconv.AppendInt(dst, int64(val), 10)
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}
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func AppendInts32(dst []byte, vals []int32) []byte {
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if len(vals) == 0 {
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return append(dst, '[', ']')
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}
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dst = append(dst, '[')
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dst = strconv.AppendInt(dst, int64(vals[0]), 10)
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if len(vals) > 1 {
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for _, val := range vals[1:] {
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dst = strconv.AppendInt(append(dst, ','), int64(val), 10)
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}
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}
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dst = append(dst, ']')
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return dst
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}
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func AppendInt64(dst []byte, val int64) []byte {
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return strconv.AppendInt(dst, val, 10)
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}
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func AppendInts64(dst []byte, vals []int64) []byte {
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if len(vals) == 0 {
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return append(dst, '[', ']')
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}
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dst = append(dst, '[')
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dst = strconv.AppendInt(dst, vals[0], 10)
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if len(vals) > 1 {
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for _, val := range vals[1:] {
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dst = strconv.AppendInt(append(dst, ','), val, 10)
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}
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}
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dst = append(dst, ']')
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return dst
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}
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func AppendUint(dst []byte, val uint) []byte {
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return strconv.AppendUint(dst, uint64(val), 10)
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}
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func AppendUints(dst []byte, vals []uint) []byte {
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if len(vals) == 0 {
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return append(dst, '[', ']')
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}
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dst = append(dst, '[')
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dst = strconv.AppendUint(dst, uint64(vals[0]), 10)
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if len(vals) > 1 {
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for _, val := range vals[1:] {
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dst = strconv.AppendUint(append(dst, ','), uint64(val), 10)
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}
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}
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dst = append(dst, ']')
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return dst
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}
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func AppendUint8(dst []byte, val uint8) []byte {
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return strconv.AppendUint(dst, uint64(val), 10)
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}
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func AppendUints8(dst []byte, vals []uint8) []byte {
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if len(vals) == 0 {
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return append(dst, '[', ']')
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}
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dst = append(dst, '[')
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dst = strconv.AppendUint(dst, uint64(vals[0]), 10)
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if len(vals) > 1 {
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for _, val := range vals[1:] {
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dst = strconv.AppendUint(append(dst, ','), uint64(val), 10)
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}
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}
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dst = append(dst, ']')
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return dst
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}
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func AppendUint16(dst []byte, val uint16) []byte {
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return strconv.AppendUint(dst, uint64(val), 10)
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}
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func AppendUints16(dst []byte, vals []uint16) []byte {
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if len(vals) == 0 {
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return append(dst, '[', ']')
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}
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dst = append(dst, '[')
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dst = strconv.AppendUint(dst, uint64(vals[0]), 10)
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if len(vals) > 1 {
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for _, val := range vals[1:] {
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dst = strconv.AppendUint(append(dst, ','), uint64(val), 10)
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}
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}
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dst = append(dst, ']')
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return dst
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}
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func AppendUint32(dst []byte, val uint32) []byte {
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return strconv.AppendUint(dst, uint64(val), 10)
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}
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func AppendUints32(dst []byte, vals []uint32) []byte {
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if len(vals) == 0 {
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return append(dst, '[', ']')
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}
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dst = append(dst, '[')
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dst = strconv.AppendUint(dst, uint64(vals[0]), 10)
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if len(vals) > 1 {
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for _, val := range vals[1:] {
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dst = strconv.AppendUint(append(dst, ','), uint64(val), 10)
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}
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}
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dst = append(dst, ']')
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return dst
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}
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func AppendUint64(dst []byte, val uint64) []byte {
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return strconv.AppendUint(dst, uint64(val), 10)
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}
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func AppendUints64(dst []byte, vals []uint64) []byte {
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if len(vals) == 0 {
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return append(dst, '[', ']')
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}
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dst = append(dst, '[')
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dst = strconv.AppendUint(dst, vals[0], 10)
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if len(vals) > 1 {
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for _, val := range vals[1:] {
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dst = strconv.AppendUint(append(dst, ','), val, 10)
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}
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}
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dst = append(dst, ']')
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return dst
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}
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func AppendFloat(dst []byte, val float64, bitSize int) []byte {
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// JSON does not permit NaN or Infinity. A typical JSON encoder would fail
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// with an error, but a logging library wants the data to get thru so we
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// make a tradeoff and store those types as string.
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switch {
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case math.IsNaN(val):
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return append(dst, `"NaN"`...)
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case math.IsInf(val, 1):
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return append(dst, `"+Inf"`...)
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case math.IsInf(val, -1):
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return append(dst, `"-Inf"`...)
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}
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return strconv.AppendFloat(dst, val, 'f', -1, bitSize)
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}
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func AppendFloat32(dst []byte, val float32) []byte {
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return AppendFloat(dst, float64(val), 32)
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}
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func AppendFloats32(dst []byte, vals []float32) []byte {
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if len(vals) == 0 {
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return append(dst, '[', ']')
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}
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dst = append(dst, '[')
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dst = AppendFloat(dst, float64(vals[0]), 32)
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if len(vals) > 1 {
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for _, val := range vals[1:] {
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dst = AppendFloat(append(dst, ','), float64(val), 32)
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}
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}
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dst = append(dst, ']')
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return dst
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}
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func AppendFloat64(dst []byte, val float64) []byte {
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return AppendFloat(dst, val, 64)
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}
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func AppendFloats64(dst []byte, vals []float64) []byte {
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if len(vals) == 0 {
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return append(dst, '[', ']')
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}
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dst = append(dst, '[')
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dst = AppendFloat(dst, vals[0], 32)
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if len(vals) > 1 {
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for _, val := range vals[1:] {
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dst = AppendFloat(append(dst, ','), val, 64)
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}
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}
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dst = append(dst, ']')
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return dst
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}
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func AppendInterface(dst []byte, i interface{}) []byte {
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marshaled, err := json.Marshal(i)
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if err != nil {
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return AppendString(dst, fmt.Sprintf("marshaling error: %v", err))
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}
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return append(dst, marshaled...)
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}
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