292 lines
6.8 KiB
Go
292 lines
6.8 KiB
Go
package zerolog
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import (
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"encoding/json"
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"net"
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"sort"
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"time"
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"unsafe"
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)
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func isNilValue(i interface{}) bool {
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return (*[2]uintptr)(unsafe.Pointer(&i))[1] == 0
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}
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func appendFields(dst []byte, fields interface{}, stack bool) []byte {
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switch fields := fields.(type) {
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case []interface{}:
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if n := len(fields); n&0x1 == 1 { // odd number
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fields = fields[:n-1]
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}
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dst = appendFieldList(dst, fields, stack)
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case map[string]interface{}:
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keys := make([]string, 0, len(fields))
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for key := range fields {
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keys = append(keys, key)
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}
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sort.Strings(keys)
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kv := make([]interface{}, 2)
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for _, key := range keys {
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kv[0], kv[1] = key, fields[key]
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dst = appendFieldList(dst, kv, stack)
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}
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}
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return dst
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}
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func appendFieldList(dst []byte, kvList []interface{}, stack bool) []byte {
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for i, n := 0, len(kvList); i < n; i += 2 {
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key, val := kvList[i], kvList[i+1]
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if key, ok := key.(string); ok {
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dst = enc.AppendKey(dst, key)
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} else {
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continue
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}
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if val, ok := val.(LogObjectMarshaler); ok {
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e := newEvent(nil, 0)
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e.buf = e.buf[:0]
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e.appendObject(val)
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dst = append(dst, e.buf...)
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putEvent(e)
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continue
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}
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switch val := val.(type) {
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case string:
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dst = enc.AppendString(dst, val)
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case []byte:
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dst = enc.AppendBytes(dst, val)
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case error:
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switch m := ErrorMarshalFunc(val).(type) {
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case LogObjectMarshaler:
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e := newEvent(nil, 0)
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e.buf = e.buf[:0]
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e.appendObject(m)
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dst = append(dst, e.buf...)
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putEvent(e)
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case error:
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if m == nil || isNilValue(m) {
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dst = enc.AppendNil(dst)
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} else {
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dst = enc.AppendString(dst, m.Error())
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}
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case string:
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dst = enc.AppendString(dst, m)
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default:
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dst = enc.AppendInterface(dst, m)
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}
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if stack && ErrorStackMarshaler != nil {
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dst = enc.AppendKey(dst, ErrorStackFieldName)
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switch m := ErrorStackMarshaler(val).(type) {
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case nil:
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case error:
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if m != nil && !isNilValue(m) {
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dst = enc.AppendString(dst, m.Error())
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}
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case string:
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dst = enc.AppendString(dst, m)
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default:
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dst = enc.AppendInterface(dst, m)
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}
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}
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case []error:
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dst = enc.AppendArrayStart(dst)
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for i, err := range val {
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switch m := ErrorMarshalFunc(err).(type) {
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case LogObjectMarshaler:
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e := newEvent(nil, 0)
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e.buf = e.buf[:0]
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e.appendObject(m)
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dst = append(dst, e.buf...)
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putEvent(e)
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case error:
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if m == nil || isNilValue(m) {
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dst = enc.AppendNil(dst)
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} else {
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dst = enc.AppendString(dst, m.Error())
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}
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case string:
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dst = enc.AppendString(dst, m)
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default:
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dst = enc.AppendInterface(dst, m)
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}
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if i < (len(val) - 1) {
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enc.AppendArrayDelim(dst)
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}
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}
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dst = enc.AppendArrayEnd(dst)
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case bool:
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dst = enc.AppendBool(dst, val)
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case int:
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dst = enc.AppendInt(dst, val)
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case int8:
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dst = enc.AppendInt8(dst, val)
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case int16:
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dst = enc.AppendInt16(dst, val)
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case int32:
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dst = enc.AppendInt32(dst, val)
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case int64:
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dst = enc.AppendInt64(dst, val)
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case uint:
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dst = enc.AppendUint(dst, val)
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case uint8:
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dst = enc.AppendUint8(dst, val)
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case uint16:
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dst = enc.AppendUint16(dst, val)
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case uint32:
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dst = enc.AppendUint32(dst, val)
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case uint64:
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dst = enc.AppendUint64(dst, val)
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case float32:
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dst = enc.AppendFloat32(dst, val, FloatingPointPrecision)
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case float64:
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dst = enc.AppendFloat64(dst, val, FloatingPointPrecision)
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case time.Time:
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dst = enc.AppendTime(dst, val, TimeFieldFormat)
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case time.Duration:
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dst = enc.AppendDuration(dst, val, DurationFieldUnit, DurationFieldInteger, FloatingPointPrecision)
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case *string:
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if val != nil {
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dst = enc.AppendString(dst, *val)
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} else {
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dst = enc.AppendNil(dst)
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}
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case *bool:
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if val != nil {
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dst = enc.AppendBool(dst, *val)
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} else {
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dst = enc.AppendNil(dst)
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}
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case *int:
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if val != nil {
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dst = enc.AppendInt(dst, *val)
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} else {
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dst = enc.AppendNil(dst)
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}
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case *int8:
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if val != nil {
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dst = enc.AppendInt8(dst, *val)
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} else {
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dst = enc.AppendNil(dst)
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}
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case *int16:
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if val != nil {
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dst = enc.AppendInt16(dst, *val)
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} else {
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dst = enc.AppendNil(dst)
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}
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case *int32:
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if val != nil {
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dst = enc.AppendInt32(dst, *val)
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} else {
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dst = enc.AppendNil(dst)
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}
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case *int64:
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if val != nil {
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dst = enc.AppendInt64(dst, *val)
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} else {
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dst = enc.AppendNil(dst)
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}
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case *uint:
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if val != nil {
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dst = enc.AppendUint(dst, *val)
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} else {
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dst = enc.AppendNil(dst)
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}
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case *uint8:
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if val != nil {
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dst = enc.AppendUint8(dst, *val)
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} else {
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dst = enc.AppendNil(dst)
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}
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case *uint16:
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if val != nil {
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dst = enc.AppendUint16(dst, *val)
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} else {
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dst = enc.AppendNil(dst)
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}
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case *uint32:
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if val != nil {
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dst = enc.AppendUint32(dst, *val)
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} else {
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dst = enc.AppendNil(dst)
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}
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case *uint64:
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if val != nil {
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dst = enc.AppendUint64(dst, *val)
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} else {
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dst = enc.AppendNil(dst)
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}
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case *float32:
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if val != nil {
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dst = enc.AppendFloat32(dst, *val, FloatingPointPrecision)
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} else {
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dst = enc.AppendNil(dst)
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}
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case *float64:
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if val != nil {
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dst = enc.AppendFloat64(dst, *val, FloatingPointPrecision)
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} else {
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dst = enc.AppendNil(dst)
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}
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case *time.Time:
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if val != nil {
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dst = enc.AppendTime(dst, *val, TimeFieldFormat)
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} else {
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dst = enc.AppendNil(dst)
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}
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case *time.Duration:
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if val != nil {
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dst = enc.AppendDuration(dst, *val, DurationFieldUnit, DurationFieldInteger, FloatingPointPrecision)
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} else {
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dst = enc.AppendNil(dst)
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}
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case []string:
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dst = enc.AppendStrings(dst, val)
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case []bool:
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dst = enc.AppendBools(dst, val)
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case []int:
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dst = enc.AppendInts(dst, val)
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case []int8:
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dst = enc.AppendInts8(dst, val)
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case []int16:
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dst = enc.AppendInts16(dst, val)
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case []int32:
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dst = enc.AppendInts32(dst, val)
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case []int64:
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dst = enc.AppendInts64(dst, val)
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case []uint:
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dst = enc.AppendUints(dst, val)
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// case []uint8:
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// dst = enc.AppendUints8(dst, val)
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case []uint16:
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dst = enc.AppendUints16(dst, val)
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case []uint32:
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dst = enc.AppendUints32(dst, val)
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case []uint64:
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dst = enc.AppendUints64(dst, val)
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case []float32:
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dst = enc.AppendFloats32(dst, val, FloatingPointPrecision)
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case []float64:
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dst = enc.AppendFloats64(dst, val, FloatingPointPrecision)
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case []time.Time:
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dst = enc.AppendTimes(dst, val, TimeFieldFormat)
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case []time.Duration:
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dst = enc.AppendDurations(dst, val, DurationFieldUnit, DurationFieldInteger, FloatingPointPrecision)
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case nil:
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dst = enc.AppendNil(dst)
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case net.IP:
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dst = enc.AppendIPAddr(dst, val)
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case net.IPNet:
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dst = enc.AppendIPPrefix(dst, val)
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case net.HardwareAddr:
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dst = enc.AppendMACAddr(dst, val)
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case json.RawMessage:
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dst = appendJSON(dst, val)
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default:
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dst = enc.AppendInterface(dst, val)
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}
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}
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return dst
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}
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