v0.1.10 trace log level added avoiding toggle

constant.go

@@ -9,6 +9,7 @@ import (
 
 // Log level constants
 const (
+	LevelTrace int64 = -8
 	LevelDebug int64 = -4
 	LevelInfo  int64 = 0
 	LevelWarn  int64 = 4

formatter/formatter.go

@@ -319,6 +319,8 @@ func (f *Formatter) appendValue(dst []byte, v any, serializer *sanitizer.Seriali
 // LevelToString converts integer level values to string
 func LevelToString(level int64) string {
 	switch level {
+	case -8:
+		return "TRACE"
 	case -4:
 		return "DEBUG"
 	case 0:

utility.go

@@ -6,6 +6,8 @@ import (
 	"runtime"
 	"strings"
 	"unicode"
+
+	"github.com/lixenwraith/log/formatter"
 )
 
 // getTrace returns a function call trace string
@@ -83,6 +85,8 @@ func parseKeyValue(arg string) (string, string, error) {
 // Level converts level string to numeric constant
 func Level(levelStr string) (int64, error) {
 	switch strings.ToLower(strings.TrimSpace(levelStr)) {
+	case "trace":
+		return LevelTrace, nil
 	case "debug":
 		return LevelDebug, nil
 	case "info":
@@ -98,6 +102,9 @@ func Level(levelStr string) (int64, error) {
 	case "sys":
 		return LevelSys, nil
 	default:
-		return 0, fmtErrorf("invalid level string: '%s' (use debug, info, warn, error, proc, disk, sys)", levelStr)
+		return 0, fmtErrorf("invalid level string: '%s' (use trace, debug, info, warn, error, proc, disk, sys)", levelStr)
 	}
-}
+}
+
+// LevelToString renders a level constant as its display name
+func LevelToString(level int64) string { return formatter.LevelToString(level) }