Context Map Extractor Added(WithCtxMapExtractor)

definitions.go

@@ -1,7 +1,7 @@
 package log
 
 import (
-	"github.com/logrusorgru/aurora"
+	"github.com/logrusorgru/aurora/v4"
 )
 
 type Level string
@@ -22,12 +22,12 @@ const (
 )
 
 var logColors = map[Level]string{
-	FATAL: aurora.BgRed(`[FATAL]`).String(),
-	ERROR: aurora.BgRed(`[ERROR]`).String(),
-	WARN:  aurora.BgYellow(`[ WARN]`).String(),
-	INFO:  aurora.BgBlue(`[ INFO]`).String(),
-	DEBUG: aurora.BgCyan(`[DEBUG]`).String(),
-	TRACE: aurora.BgMagenta(`[TRACE]`).String(),
+	FATAL: aurora.Red(`FATAL`).String(),
+	ERROR: aurora.Red(`ERROR`).String(),
+	WARN:  aurora.Yellow(`WARN `).String(),
+	INFO:  aurora.Blue(`INFO `).String(),
+	DEBUG: aurora.Cyan(`DEBUG`).String(),
+	TRACE: aurora.Magenta(`TRACE`).String(),
 }
 
 var logTypes = map[Level]int{

example/json_logger/main.go

@@ -82,11 +82,8 @@ func main() {
 
 	// enable context reading
 	// keys
-	type keyOne string
-	type keyTwo string
-
-	const k1 keyOne = "key1"
-	const k2 keyTwo = "key2"
+	const k1 string = "key1"
+	const k2 string = "key2"
 
 	// get details from context
 	lCtx := context.Background()
@@ -115,6 +112,11 @@ func main() {
 				fmt.Sprintf("%s: %+v", k2, ctx.Value(k2)),
 			}
 		}),
+		log.WithCtxMapExtractor(func(ctx context.Context) map[string]string {
+			return map[string]string{
+				k2: ctx.Value(k2).(string),
+			}
+		}),
 	)
 
 	ctxChildLogger.ErrorContext(lCtx, "message", "param1", "param2")

example/text_logger/main.go

@@ -65,22 +65,10 @@ func main() {
 	prefixedLogger.Error(`module.sub-module`, `message`)
 	prefixedLogger.Error(`module.sub-module`, `message`, `param1`, `param2`)
 
-	// custom logger
-	//customLogger := customLog.NewLogger()
-	//customLogger.Info(`info`)
-	//customLogger.Trace(`trace`)
-	//
-	//// create a logger instance derived from logger
-	//nestedLogger := logger.NewLog(log.WithLevel(log.TRACE), log.Prefixed(`level-2`))
-	//nestedLogger.Error(`error happened`, 22)
-
 	// enable context reading
 	// keys
-	type keyOne string
-	type keyTwo string
-
-	const k1 keyOne = "key1"
-	const k2 keyTwo = "key2"
+	const k1 = "key1"
+	const k2 = "key2"
 
 	// get details from context
 	lCtx := context.Background()
@@ -96,11 +84,16 @@ func main() {
 				fmt.Sprintf("%s: %+v", k1, ctx.Value(k1)),
 			}
 		}),
+		log.WithCtxMapExtractor(func(ctx context.Context) map[string]string {
+			return map[string]string{
+				k1 + `mp`: ctx.Value(k1).(string),
+				k2 + `mp`: ctx.Value(k2).(string),
+			}
+		}),
 	)
 
-	ctxLogger.ErrorContext(lCtx, `message`, `param1`, `param2`)
-	ctxLogger.ErrorContext(lCtx, `message`)
 	ctxLogger.ErrorContext(lCtx, `message`)
+	ctxLogger.ErrorContext(lCtx, `message`, `param1`, `param2`)
 	ctxLogger.ErrorContext(lCtx, log.WithPrefix(`prefix`, `message`))
 	ctxLogger.WarnContext(lCtx, log.WithPrefix(`prefix`, `message`), `param1`, `param2`)
 
@@ -118,4 +111,6 @@ func main() {
 	ctxChildLogger.ErrorContext(lCtx, `message`)
 	ctxChildLogger.ErrorContext(lCtx, log.WithPrefix(`prefix`, `message`))
 	ctxChildLogger.WarnContext(lCtx, log.WithPrefix(`prefix`, `message`), `param1`, `param2`)
+	ctxChildLogger.Println(`param1`, `param2`)
+	ctxChildLogger.Print(`param1`, `param2`)
 }

go.mod

@@ -3,8 +3,8 @@ module github.com/tryfix/log
 go 1.14
 
 require (
-	github.com/google/uuid v1.1.1
-	github.com/logrusorgru/aurora v0.0.0-20200102142835-e9ef32dff381
-	github.com/rs/zerolog v1.22.0
+	github.com/google/uuid v1.6.0
+	github.com/logrusorgru/aurora/v4 v4.0.0
+	github.com/rs/zerolog v1.33.0
 	github.com/tryfix/traceable-context v1.0.1
 )

go.sum

@@ -1,33 +1,37 @@
-github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
-github.com/google/uuid v1.1.1 h1:Gkbcsh/GbpXz7lPftLA3P6TYMwjCLYm83jiFQZF/3gY=
+github.com/coreos/go-systemd/v22 v22.5.0/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
 github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/logrusorgru/aurora v0.0.0-20200102142835-e9ef32dff381 h1:bqDmpDG49ZRnB5PcgP0RXtQvnMSgIF14M7CBd2shtXs=
-github.com/logrusorgru/aurora v0.0.0-20200102142835-e9ef32dff381/go.mod h1:7rIyQOR62GCctdiQpZ/zOJlFyk6y+94wXzv6RNZgaR4=
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/logrusorgru/aurora/v4 v4.0.0 h1:sRjfPpun/63iADiSvGGjgA1cAYegEWMPCJdUpJYn9JA=
+github.com/logrusorgru/aurora/v4 v4.0.0/go.mod h1:lP0iIa2nrnT/qoFXcOZSrZQpJ1o6n2CUf/hyHi2Q4ZQ=
+github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
+github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
+github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
+github.com/mattn/go-isatty v0.0.19 h1:JITubQf0MOLdlGRuRq+jtsDlekdYPia9ZFsB8h/APPA=
+github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
-github.com/rs/xid v1.2.1/go.mod h1:+uKXf+4Djp6Md1KODXJxgGQPKngRmWyn10oCKFzNHOQ=
-github.com/rs/zerolog v1.22.0 h1:XrVUjV4K+izZpKXZHlPrYQiDtmdGiCylnT4i43AAWxg=
-github.com/rs/zerolog v1.22.0/go.mod h1:ZPhntP/xmq1nnND05hhpAh2QMhSsA4UN3MGZ6O2J3hM=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/rs/xid v1.5.0/go.mod h1:trrq9SKmegXys3aeAKXMUTdJsYXVwGY3RLcfgqegfbg=
+github.com/rs/zerolog v1.33.0 h1:1cU2KZkvPxNyfgEmhHAz/1A9Bz+llsdYzklWFzgp0r8=
+github.com/rs/zerolog v1.33.0/go.mod h1:/7mN4D5sKwJLZQ2b/znpjC3/GQWY/xaDXUM0kKWRHss=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
+github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PKk=
+github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/tryfix/traceable-context v1.0.1 h1:BNAx5NzCi2oEhvLXR4WxtUc5bCIv7PClLCWgGh33kDg=
 github.com/tryfix/traceable-context v1.0.1/go.mod h1:yXNt6rINIlKZDYQuZnVFfZhjTDSQXryhC8KM5vuP6Vw=
-github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
-golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
-golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
-golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
-golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
-golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
-golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
-golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
-golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
-golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210119212857-b64e53b001e4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
-golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
-golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
-golang.org/x/tools v0.1.0/go.mod h1:xkSsbof2nBLbhDlRMhhhyNLN/zl3eTqcnHD5viDpcZ0=
-golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.12.0 h1:CM0HF96J0hcLAwsHPJZjfdNzs0gftsLfgKt57wWHJ0o=
+golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

json_bench_test.go

@@ -2,6 +2,7 @@ package log_test
 
 import (
 	"context"
+	"fmt"
 	"io/ioutil"
 	"testing"
 
@@ -18,6 +19,7 @@ func BenchmarkZLBaseline(b *testing.B) {
 		Logger()
 	var msg interface{} = "message"
 	b.ResetTimer()
+	b.ReportAllocs()
 	b.RunParallel(func(pb *testing.PB) {
 		for pb.Next() {
 			logger.Error().Msgf("%s", msg)
@@ -35,6 +37,7 @@ func BenchmarkZLBaselineWithCaller(b *testing.B) {
 		Logger()
 	var msg interface{} = "message"
 	b.ResetTimer()
+	b.ReportAllocs()
 	b.RunParallel(func(pb *testing.PB) {
 		for pb.Next() {
 			logger.Error().Msgf("%s", msg)
@@ -51,6 +54,7 @@ func BenchmarkJsonPrint(b *testing.B) {
 		log.WithLevel(log.DEBUG),
 	)
 	b.ResetTimer()
+	b.ReportAllocs()
 	b.RunParallel(func(pb *testing.PB) {
 		for pb.Next() {
 			logger.Print("message")
@@ -85,6 +89,7 @@ func BenchmarkJsonLoggers(b *testing.B) {
 		b.Run(c.name, func(b *testing.B) {
 			logger := baseLogger.Log(c.cfs...)
 			b.ResetTimer()
+			b.ReportAllocs()
 			b.RunParallel(func(pb *testing.PB) {
 				for pb.Next() {
 					logger.Error("message")
@@ -102,6 +107,7 @@ func BenchmarkJsonLogInfo(b *testing.B) {
 		log.WithFilePath(false),
 		log.WithColors(false)).Log()
 	b.ResetTimer()
+	b.ReportAllocs()
 	b.RunParallel(func(pb *testing.PB) {
 		for pb.Next() {
 			lg.Info(testLog)
@@ -117,6 +123,7 @@ func BenchmarkJsonLogInfoFilePath(b *testing.B) {
 		log.WithFilePath(true),
 		log.WithColors(false)).Log()
 	b.ResetTimer()
+	b.ReportAllocs()
 	b.RunParallel(func(pb *testing.PB) {
 		for pb.Next() {
 			lg.Info(testLog)
@@ -133,6 +140,7 @@ func BenchmarkJsonInfoContext(b *testing.B) {
 		log.WithColors(false)).Log()
 	ctx := context.Background()
 	b.ResetTimer()
+	b.ReportAllocs()
 	b.RunParallel(func(pb *testing.PB) {
 		for pb.Next() {
 			lg.InfoContext(ctx, testLog)
@@ -141,22 +149,72 @@ func BenchmarkJsonInfoContext(b *testing.B) {
 }
 
 func BenchmarkJsonInfoContextExt(b *testing.B) {
-	ctx1 := context.WithValue(context.Background(), `ctx1`, `ctx one value`)
-	ctx2 := context.WithValue(ctx1, `ctx2`, `ctx two value`)
+	ctx1 := context.WithValue(context.Background(), `ctx1`, `ctx 1 value`)
+	for i := 2; i <= 10; i++ {
+		ctx1 = context.WithValue(ctx1, fmt.Sprintf(`ctx%d`, i), fmt.Sprintf(`ctx %d value`, i))
+	}
 	lg := log.NewLog(
 		log.WithLevel(log.INFO),
 		log.WithStdOut(ioutil.Discard),
 		log.WithFilePath(false),
 		log.WithOutput(log.OutJson),
 		log.WithCtxExtractor(func(ctx context.Context) []interface{} {
-			return []interface{}{ctx.Value(`ctx1`), ctx.Value(`ctx2`)}
+			return []interface{}{
+				"ctx1: " + ctx.Value(`ctx1`).(string),
+				"ctx2: " + ctx.Value(`ctx2`).(string),
+				"ctx3: " + ctx.Value(`ctx3`).(string),
+				"ctx4: " + ctx.Value(`ctx4`).(string),
+				"ctx5: " + ctx.Value(`ctx5`).(string),
+				"ctx6: " + ctx.Value(`ctx6`).(string),
+				"ctx7: " + ctx.Value(`ctx7`).(string),
+				"ctx8: " + ctx.Value(`ctx8`).(string),
+				"ctx9: " + ctx.Value(`ctx9`).(string),
+				"ctx10: " + ctx.Value(`ctx10`).(string),
+			}
+		}),
+		log.WithColors(false)).Log()
+
+	b.ResetTimer()
+	b.ReportAllocs()
+	b.RunParallel(func(pb *testing.PB) {
+		for pb.Next() {
+			lg.InfoContext(ctx1, testLog)
+		}
+	})
+}
+
+func BenchmarkJsonInfoContextMapExt(b *testing.B) {
+	ctx1 := context.WithValue(context.Background(), `ctx1`, `ctx 1 value`)
+	for i := 2; i <= 10; i++ {
+		ctx1 = context.WithValue(ctx1, fmt.Sprintf(`ctx%d`, i), fmt.Sprintf(`ctx %d value`, i))
+	}
+
+	lg := log.NewLog(
+		log.WithLevel(log.INFO),
+		log.WithStdOut(ioutil.Discard),
+		log.WithFilePath(false),
+		log.WithOutput(log.OutJson),
+		log.WithCtxMapExtractor(func(ctx context.Context) map[string]string {
+			return map[string]string{
+				`ctx1`:  ctx.Value(`ctx1`).(string),
+				`ctx2`:  ctx.Value(`ctx2`).(string),
+				`ctx3`:  ctx.Value(`ctx3`).(string),
+				`ctx4`:  ctx.Value(`ctx4`).(string),
+				`ctx5`:  ctx.Value(`ctx5`).(string),
+				`ctx6`:  ctx.Value(`ctx6`).(string),
+				`ctx7`:  ctx.Value(`ctx7`).(string),
+				`ctx8`:  ctx.Value(`ctx8`).(string),
+				`ctx9`:  ctx.Value(`ctx9`).(string),
+				`ctx10`: ctx.Value(`ctx10`).(string),
+			}
 		}),
 		log.WithColors(false)).Log()
 
 	b.ResetTimer()
+	b.ReportAllocs()
 	b.RunParallel(func(pb *testing.PB) {
 		for pb.Next() {
-			lg.InfoContext(ctx2, testLog)
+			lg.InfoContext(ctx1, testLog)
 		}
 	})
 }
@@ -170,6 +228,7 @@ func BenchmarkJsonInfoParams(b *testing.B) {
 		log.WithColors(false)).Log()
 	ctx := context.Background()
 	b.ResetTimer()
+	b.ReportAllocs()
 	b.RunParallel(func(pb *testing.PB) {
 		for pb.Next() {
 			lg.InfoContext(ctx, testLog, `parm1`, `parm2`, `parm3`, `parm4`)

json_parser.go

@@ -77,7 +77,12 @@ func (l *jsonLogParser) withExtractedTrace(ctx context.Context, event *zerolog.E
 func (l *jsonLogParser) withExtractedCtx(ctx context.Context, event *zerolog.Event) *zerolog.Event {
 	if l.ctxExt != nil {
 		if ctxData := l.ctxExt(ctx); len(ctxData) > 0 {
-			return event.Interface("context", ctxData)
+			event.Interface("context", ctxData)
+		}
+	}
+	if l.ctxMapExt != nil {
+		if ctxData := l.ctxMapExt(ctx); len(ctxData) > 0 {
+			event.Interface("contextMap", ctxData)
 		}
 	}
 

options.go

@@ -22,6 +22,7 @@ type logOptions struct {
 	writer         io.Writer
 	output         Output
 	ctxExt         func(ctx context.Context) []interface{}
+	ctxMapExt      func(ctx context.Context) map[string]string
 	ctxTraceExt    func(ctx context.Context) string
 }
 
@@ -98,7 +99,7 @@ func WithFilePath(enabled bool) Option {
 	}
 }
 
-// WithFilePath sets whether the file path is logged or not.
+// WithFuncPath sets whether the func path is logged or not.
 func WithFuncPath(enabled bool) Option {
 	return func(opts *logOptions) {
 		opts.funcPath = enabled
@@ -132,7 +133,9 @@ func WithLevel(level Level) Option {
 	}
 }
 
-// WithCtxExtractor allows setting up of a function to extract values from the context.
+// Deprecated: use WithCtxMapExtractor instead.
+//
+// WithCtxExtractor allows setting up a function to extract values from the context as an array.
 func WithCtxExtractor(fn func(ctx context.Context) []interface{}) Option {
 	return func(opts *logOptions) {
 		parent := opts.ctxExt
@@ -146,6 +149,24 @@ func WithCtxExtractor(fn func(ctx context.Context) []interface{}) Option {
 	}
 }
 
+// WithCtxMapExtractor allows setting up a function to extract values from the context as a key:value map.
+func WithCtxMapExtractor(fn func(ctx context.Context) map[string]string) Option {
+	return func(opts *logOptions) {
+		parentExt := opts.ctxMapExt
+		opts.ctxMapExt = func(ctx context.Context) map[string]string {
+			if parentExt != nil {
+				parentMap := parentExt(ctx)
+				for key, val := range fn(ctx) {
+					parentMap[key] = val
+				}
+				return parentMap
+			}
+
+			return fn(ctx)
+		}
+	}
+}
+
 // WithCtxTraceExtractor allows setting up of a function to extract trace from the context.
 // Default value func(_ context.Context) string{return ""}
 func WithCtxTraceExtractor(fn func(ctx context.Context) string) Option {