add loggerName that accepts a function

core/shared/src/main/scala/zio/logging/package.scala

@@ -55,22 +55,30 @@ package object logging extends LoggerLayers {
     ZIOAspect.annotated(loggerNameAnnotationKey, value)
 
   /**
-   * Append logger name aspect, by which it is possible to append a logger name to the current logger name.
-   * The new name is appended using a dot (.) as the delimiter.
+   * Logger name aspect, by this aspect is possible to set logger name (in general, logger name is extracted from [[Trace]])
    *
    * annotation key: [[zio.logging.loggerNameAnnotationKey]]
    */
-  def appendLoggerName(value: String): ZIOAspect[Nothing, Any, Nothing, Any, Nothing, Any] =
+  def loggerName(fn: Option[String] => String): ZIOAspect[Nothing, Any, Nothing, Any, Nothing, Any] =
     new ZIOAspect[Nothing, Any, Nothing, Any, Nothing, Any] {
       def apply[R, E, A](zio: ZIO[R, E, A])(implicit trace: Trace): ZIO[R, E, A] =
         for {
           annotations      <- ZIO.logAnnotations
           currentLoggerName = annotations.get(loggerNameAnnotationKey)
-          newLoggerName     = currentLoggerName.fold(value)(currentLoggerName => s"$currentLoggerName.$value")
+          newLoggerName     = fn(currentLoggerName)
           a                <- ZIO.logAnnotate(loggerNameAnnotationKey, newLoggerName)(zio)
         } yield a
     }
 
+  /**
+   * Append logger name aspect, by which it is possible to append a logger name to the current logger name.
+   * The new name is appended using a dot (.) as the delimiter.
+   *
+   * annotation key: [[zio.logging.loggerNameAnnotationKey]]
+   */
+  def appendLoggerName(value: String): ZIOAspect[Nothing, Any, Nothing, Any, Nothing, Any] =
+    loggerName(fn => fn.fold(value)(currentLoggerName => s"$currentLoggerName.$value"))
+
   implicit final class LogAnnotationZIOSyntax[R, E, A](private val self: ZIO[R, E, A]) {
     def logAnnotate[V: Tag](key: LogAnnotation[V], value: V): ZIO[R, E, A] =
       self @@ key(value)