Fixes WithName() and kvpair.

cmd/main.go

@@ -7,14 +7,19 @@ import (
 )
 
 func main() {
-	log := logr.WithName("Test")
+	log := logr.WithName("Test", "and", "fields")
+
 	log.Info("HELLO", "name", "jeff")
+
 	err := liberr.New("This failed.", "name", "elmer")
 	log.Error(err, "Test this error message.")
+
 	err = liberr.Wrap(err, "This is bad.")
 	log.Error(err, "Test this error message (2).")
+
 	err = liberr.Wrap(err, "Wrapped again.")
 	log.Error(err, "Test this error message (3).")
-	err = errors.New("Plain error.")
+
+	err = errors.New("plain error")
 	log.Error(err, "")
 }

error/error.go

@@ -143,7 +143,7 @@ func (e *Error) append(kvpair []interface{}) {
 // Build caused-by.
 func (e *Error) causedBy(error, caused string) string {
 	return fmt.Sprintf(
-		"%s caused by: '%s'",
+		"%s | caused by: '%s'",
 		error,
 		caused)
 }

logr/logger.go

@@ -29,9 +29,15 @@ type Sink struct {
 //
 // WithName returns a named logger.
 func WithName(name string, kvpair ...interface{}) logr.Logger {
-	return logr.New(&Sink{name: name})
+	return logr.New(
+		&Sink{
+			name:   name,
+			fields: fields(kvpair),
+		})
 }
 
+//
+// Init builds the delegate logger.
 func (s *Sink) Init(_ logr.RuntimeInfo) {
 	s.delegate = log.New()
 	v := os.Getenv(EnvDevelopment)
@@ -64,8 +70,9 @@ func (s *Sink) Init(_ logr.RuntimeInfo) {
 //
 // Info logs at info.
 func (s *Sink) Info(_ int, message string, kvpair ...interface{}) {
-	fields := s.asFields(kvpair...)
-	entry := s.delegate.WithFields(fields)
+	fields := fields(kvpair)
+	entry := s.delegate.WithFields(s.fields)
+	entry = entry.WithFields(fields)
 	entry.Info(s.named(message))
 }
 
@@ -85,15 +92,17 @@ func (s *Sink) Error(err error, message string, kvpair ...interface{}) {
 			kvpair = context
 		}
 		if s.structured {
-			fields := s.asFields(kvpair...)
+			fields := fields(kvpair)
 			fields["error"] = xErr.Error()
 			fields["stack"] = xErr.Stack()
 			fields["logger"] = s.name
-			entry := s.delegate.WithFields(fields)
+			entry := s.delegate.WithFields(s.fields)
+			entry = entry.WithFields(fields)
 			entry.Error(s.named(message))
 		} else {
-			fields := s.asFields(kvpair...)
-			entry := s.delegate.WithFields(fields)
+			fields := fields(kvpair)
+			entry := s.delegate.WithFields(s.fields)
+			entry = entry.WithFields(fields)
 			if message != "" {
 				entry.Error(s.named(message), "\n", xErr.Error(), xErr.Stack())
 			} else {
@@ -128,11 +137,21 @@ func (s *Sink) WithName(name string) logr.LogSink {
 func (s *Sink) WithValues(kvpair ...interface{}) logr.LogSink {
 	return &Sink{
 		name:   s.name,
-		fields: s.asFields(kvpair),
+		fields: fields(kvpair),
 	}
 }
 
-func (s *Sink) asFields(kvpair ...interface{}) log.Fields {
+func (s *Sink) named(message string) (m string) {
+	if s.name != "" {
+		m = "[" + s.name + "] "
+	}
+	m = m + message
+	return
+}
+
+//
+// fields returns fields for kvpair.
+func fields(kvpair []interface{}) log.Fields {
 	fields := log.Fields{}
 	for i := range kvpair {
 		if i%2 != 0 {
@@ -142,11 +161,3 @@ func (s *Sink) asFields(kvpair ...interface{}) log.Fields {
 	}
 	return fields
 }
-
-func (s *Sink) named(message string) (m string) {
-	if s.name != "" {
-		m = "[" + s.name + "] "
-	}
-	m = m + message
-	return
-}