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author | Wim <wim@42.be> | 2023-08-05 20:43:19 +0200 |
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committer | GitHub <noreply@github.com> | 2023-08-05 20:43:19 +0200 |
commit | 56e7bd01ca09ad52b0c4f48f146a20a4f1b78696 (patch) | |
tree | b1355645342667209263cbd355dc0b4254f1e8fe /vendor/github.com/mattermost/logr/format/json.go | |
parent | 9459495484d6e06a3d46de64fccd8d06f7ccc72c (diff) | |
download | matterbridge-msglm-56e7bd01ca09ad52b0c4f48f146a20a4f1b78696.tar.gz matterbridge-msglm-56e7bd01ca09ad52b0c4f48f146a20a4f1b78696.tar.bz2 matterbridge-msglm-56e7bd01ca09ad52b0c4f48f146a20a4f1b78696.zip |
Diffstat (limited to 'vendor/github.com/mattermost/logr/format/json.go')
-rw-r--r-- | vendor/github.com/mattermost/logr/format/json.go | 273 |
1 files changed, 0 insertions, 273 deletions
diff --git a/vendor/github.com/mattermost/logr/format/json.go b/vendor/github.com/mattermost/logr/format/json.go deleted file mode 100644 index 8f56c6cb..00000000 --- a/vendor/github.com/mattermost/logr/format/json.go +++ /dev/null @@ -1,273 +0,0 @@ -package format - -import ( - "bytes" - "fmt" - "runtime" - "sort" - "sync" - "time" - - "github.com/francoispqt/gojay" - "github.com/mattermost/logr" -) - -// ContextField is a name/value pair within the context fields. -type ContextField struct { - Key string - Val interface{} -} - -// JSON formats log records as JSON. -type JSON struct { - // DisableTimestamp disables output of timestamp field. - DisableTimestamp bool - // DisableLevel disables output of level field. - DisableLevel bool - // DisableMsg disables output of msg field. - DisableMsg bool - // DisableContext disables output of all context fields. - DisableContext bool - // DisableStacktrace disables output of stack trace. - DisableStacktrace bool - - // TimestampFormat is an optional format for timestamps. If empty - // then DefTimestampFormat is used. - TimestampFormat string - - // Deprecated: this has no effect. - Indent string - - // EscapeHTML determines if certain characters (e.g. `<`, `>`, `&`) - // are escaped. - EscapeHTML bool - - // KeyTimestamp overrides the timestamp field key name. - KeyTimestamp string - - // KeyLevel overrides the level field key name. - KeyLevel string - - // KeyMsg overrides the msg field key name. - KeyMsg string - - // KeyContextFields when not empty will group all context fields - // under this key. - KeyContextFields string - - // KeyStacktrace overrides the stacktrace field key name. - KeyStacktrace string - - // ContextSorter allows custom sorting for the context fields. - ContextSorter func(fields logr.Fields) []ContextField - - once sync.Once -} - -// Format converts a log record to bytes in JSON format. -func (j *JSON) Format(rec *logr.LogRec, stacktrace bool, buf *bytes.Buffer) (*bytes.Buffer, error) { - j.once.Do(j.applyDefaultKeyNames) - - if buf == nil { - buf = &bytes.Buffer{} - } - enc := gojay.BorrowEncoder(buf) - defer func() { - enc.Release() - }() - - sorter := j.ContextSorter - if sorter == nil { - sorter = j.defaultContextSorter - } - - jlr := JSONLogRec{ - LogRec: rec, - JSON: j, - stacktrace: stacktrace, - sorter: sorter, - } - - err := enc.EncodeObject(jlr) - if err != nil { - return nil, err - } - buf.WriteByte('\n') - return buf, nil -} - -func (j *JSON) applyDefaultKeyNames() { - if j.KeyTimestamp == "" { - j.KeyTimestamp = "timestamp" - } - if j.KeyLevel == "" { - j.KeyLevel = "level" - } - if j.KeyMsg == "" { - j.KeyMsg = "msg" - } - if j.KeyStacktrace == "" { - j.KeyStacktrace = "stacktrace" - } -} - -// defaultContextSorter sorts the context fields alphabetically by key. -func (j *JSON) defaultContextSorter(fields logr.Fields) []ContextField { - keys := make([]string, 0, len(fields)) - for k := range fields { - keys = append(keys, k) - } - sort.Strings(keys) - - cf := make([]ContextField, 0, len(keys)) - for _, k := range keys { - cf = append(cf, ContextField{Key: k, Val: fields[k]}) - } - return cf -} - -// JSONLogRec decorates a LogRec adding JSON encoding. -type JSONLogRec struct { - *logr.LogRec - *JSON - stacktrace bool - sorter func(fields logr.Fields) []ContextField -} - -// MarshalJSONObject encodes the LogRec as JSON. -func (rec JSONLogRec) MarshalJSONObject(enc *gojay.Encoder) { - if !rec.DisableTimestamp { - timestampFmt := rec.TimestampFormat - if timestampFmt == "" { - timestampFmt = logr.DefTimestampFormat - } - time := rec.Time() - enc.AddTimeKey(rec.KeyTimestamp, &time, timestampFmt) - } - if !rec.DisableLevel { - enc.AddStringKey(rec.KeyLevel, rec.Level().Name) - } - if !rec.DisableMsg { - enc.AddStringKey(rec.KeyMsg, rec.Msg()) - } - if !rec.DisableContext { - ctxFields := rec.sorter(rec.Fields()) - if rec.KeyContextFields != "" { - enc.AddObjectKey(rec.KeyContextFields, jsonFields(ctxFields)) - } else { - if len(ctxFields) > 0 { - for _, cf := range ctxFields { - key := rec.prefixCollision(cf.Key) - encodeField(enc, key, cf.Val) - } - } - } - } - if rec.stacktrace && !rec.DisableStacktrace { - frames := rec.StackFrames() - if len(frames) > 0 { - enc.AddArrayKey(rec.KeyStacktrace, stackFrames(frames)) - } - } - -} - -// IsNil returns true if the LogRec pointer is nil. -func (rec JSONLogRec) IsNil() bool { - return rec.LogRec == nil -} - -func (rec JSONLogRec) prefixCollision(key string) string { - switch key { - case rec.KeyTimestamp, rec.KeyLevel, rec.KeyMsg, rec.KeyStacktrace: - return rec.prefixCollision("_" + key) - } - return key -} - -type stackFrames []runtime.Frame - -// MarshalJSONArray encodes stackFrames slice as JSON. -func (s stackFrames) MarshalJSONArray(enc *gojay.Encoder) { - for _, frame := range s { - enc.AddObject(stackFrame(frame)) - } -} - -// IsNil returns true if stackFrames is empty slice. -func (s stackFrames) IsNil() bool { - return len(s) == 0 -} - -type stackFrame runtime.Frame - -// MarshalJSONArray encodes stackFrame as JSON. -func (f stackFrame) MarshalJSONObject(enc *gojay.Encoder) { - enc.AddStringKey("Function", f.Function) - enc.AddStringKey("File", f.File) - enc.AddIntKey("Line", f.Line) -} - -func (f stackFrame) IsNil() bool { - return false -} - -type jsonFields []ContextField - -// MarshalJSONObject encodes Fields map to JSON. -func (f jsonFields) MarshalJSONObject(enc *gojay.Encoder) { - for _, ctxField := range f { - encodeField(enc, ctxField.Key, ctxField.Val) - } -} - -// IsNil returns true if map is nil. -func (f jsonFields) IsNil() bool { - return f == nil -} - -func encodeField(enc *gojay.Encoder, key string, val interface{}) { - switch vt := val.(type) { - case gojay.MarshalerJSONObject: - enc.AddObjectKey(key, vt) - case gojay.MarshalerJSONArray: - enc.AddArrayKey(key, vt) - case string: - enc.AddStringKey(key, vt) - case error: - enc.AddStringKey(key, vt.Error()) - case bool: - enc.AddBoolKey(key, vt) - case int: - enc.AddIntKey(key, vt) - case int64: - enc.AddInt64Key(key, vt) - case int32: - enc.AddIntKey(key, int(vt)) - case int16: - enc.AddIntKey(key, int(vt)) - case int8: - enc.AddIntKey(key, int(vt)) - case uint64: - enc.AddIntKey(key, int(vt)) - case uint32: - enc.AddIntKey(key, int(vt)) - case uint16: - enc.AddIntKey(key, int(vt)) - case uint8: - enc.AddIntKey(key, int(vt)) - case float64: - enc.AddFloatKey(key, vt) - case float32: - enc.AddFloat32Key(key, vt) - case *gojay.EmbeddedJSON: - enc.AddEmbeddedJSONKey(key, vt) - case time.Time: - enc.AddTimeKey(key, &vt, logr.DefTimestampFormat) - case *time.Time: - enc.AddTimeKey(key, vt, logr.DefTimestampFormat) - default: - s := fmt.Sprintf("%v", vt) - enc.AddStringKey(key, s) - } -} |