+++ /dev/null
-// Copyright 2020 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package keys
-
-var (
- // Msg is a key used to add message strings to label lists.
- Msg = NewString("message", "a readable message")
- // Label is a key used to indicate an event adds labels to the context.
- Label = NewTag("label", "a label context marker")
- // Start is used for things like traces that have a name.
- Start = NewString("start", "span start")
- // Metric is a key used to indicate an event records metrics.
- End = NewTag("end", "a span end marker")
- // Metric is a key used to indicate an event records metrics.
- Detach = NewTag("detach", "a span detach marker")
- // Err is a key used to add error values to label lists.
- Err = NewError("error", "an error that occurred")
- // Metric is a key used to indicate an event records metrics.
- Metric = NewTag("metric", "a metric event marker")
-)