diff options
Diffstat (limited to 'vendor/github.com/go-logr/logr/funcr/slogsink.go')
-rw-r--r-- | vendor/github.com/go-logr/logr/funcr/slogsink.go | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/vendor/github.com/go-logr/logr/funcr/slogsink.go b/vendor/github.com/go-logr/logr/funcr/slogsink.go deleted file mode 100644 index 7bd84761e..000000000 --- a/vendor/github.com/go-logr/logr/funcr/slogsink.go +++ /dev/null @@ -1,105 +0,0 @@ -//go:build go1.21 -// +build go1.21 - -/* -Copyright 2023 The logr Authors. - -Licensed under the Apache License, Version 2.0 (the "License"); -you may not use this file except in compliance with the License. -You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - -Unless required by applicable law or agreed to in writing, software -distributed under the License is distributed on an "AS IS" BASIS, -WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -See the License for the specific language governing permissions and -limitations under the License. -*/ - -package funcr - -import ( - "context" - "log/slog" - - "github.com/go-logr/logr" -) - -var _ logr.SlogSink = &fnlogger{} - -const extraSlogSinkDepth = 3 // 2 for slog, 1 for SlogSink - -func (l fnlogger) Handle(_ context.Context, record slog.Record) error { - kvList := make([]any, 0, 2*record.NumAttrs()) - record.Attrs(func(attr slog.Attr) bool { - kvList = attrToKVs(attr, kvList) - return true - }) - - if record.Level >= slog.LevelError { - l.WithCallDepth(extraSlogSinkDepth).Error(nil, record.Message, kvList...) - } else { - level := l.levelFromSlog(record.Level) - l.WithCallDepth(extraSlogSinkDepth).Info(level, record.Message, kvList...) - } - return nil -} - -func (l fnlogger) WithAttrs(attrs []slog.Attr) logr.SlogSink { - kvList := make([]any, 0, 2*len(attrs)) - for _, attr := range attrs { - kvList = attrToKVs(attr, kvList) - } - l.AddValues(kvList) - return &l -} - -func (l fnlogger) WithGroup(name string) logr.SlogSink { - l.startGroup(name) - return &l -} - -// attrToKVs appends a slog.Attr to a logr-style kvList. It handle slog Groups -// and other details of slog. -func attrToKVs(attr slog.Attr, kvList []any) []any { - attrVal := attr.Value.Resolve() - if attrVal.Kind() == slog.KindGroup { - groupVal := attrVal.Group() - grpKVs := make([]any, 0, 2*len(groupVal)) - for _, attr := range groupVal { - grpKVs = attrToKVs(attr, grpKVs) - } - if attr.Key == "" { - // slog says we have to inline these - kvList = append(kvList, grpKVs...) - } else { - kvList = append(kvList, attr.Key, PseudoStruct(grpKVs)) - } - } else if attr.Key != "" { - kvList = append(kvList, attr.Key, attrVal.Any()) - } - - return kvList -} - -// levelFromSlog adjusts the level by the logger's verbosity and negates it. -// It ensures that the result is >= 0. This is necessary because the result is -// passed to a LogSink and that API did not historically document whether -// levels could be negative or what that meant. -// -// Some example usage: -// -// logrV0 := getMyLogger() -// logrV2 := logrV0.V(2) -// slogV2 := slog.New(logr.ToSlogHandler(logrV2)) -// slogV2.Debug("msg") // =~ logrV2.V(4) =~ logrV0.V(6) -// slogV2.Info("msg") // =~ logrV2.V(0) =~ logrV0.V(2) -// slogv2.Warn("msg") // =~ logrV2.V(-4) =~ logrV0.V(0) -func (l fnlogger) levelFromSlog(level slog.Level) int { - result := -level - if result < 0 { - result = 0 // because LogSink doesn't expect negative V levels - } - return int(result) -} |