Add SeverityUndefined to otel/log (#5072)

* Add SeverityUndefined * Add changelog entry --------- Co-authored-by: Sam Xie <sam@samxie.me>
open-telemetry · Mar 14, 2024 · 42c1708 · 42c1708
1 parent ca35244
commit 42c1708
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Showing 4 changed files with 15 additions and 4 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -12,6 +12,8 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 
 - Add `WithProxy` option in `go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetrichttp`. (#4906)
 - Add `WithProxy` option in `go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlptracehttp`. (#4906)
+- Add `SeverityUndefined` `const` to `go.opentelemetry.io/otel/log`.
+  This value represents an unset severity level. (#5072)
 
 ### Changed
 

diff --git a/log/severity.go b/log/severity.go
@@ -13,6 +13,9 @@ type Severity int
 
 // Severity values defined by OpenTelemetry.
 const (
+	// SeverityUndefined represents an unset Severity.
+	SeverityUndefined Severity = 0 // UNDEFINED
+
 	// A fine-grained debugging log record. Typically disabled in default
 	// configurations.
 	SeverityTrace1 Severity = 1 // TRACE

diff --git a/log/severity_string.go b/log/severity_string.go
diff --git a/log/severity_test.go b/log/severity_test.go
@@ -19,6 +19,12 @@ func TestSeverity(t *testing.T) {
 		value    int
 		str      string
 	}{
+		{
+			name:     "SeverityUndefined",
+			severity: log.SeverityUndefined,
+			value:    0,
+			str:      "UNDEFINED",
+		},
 		{
 			name:     "SeverityTrace",
 			severity: log.SeverityTrace,