Updated ScribeJsonSupport to define implementations as a trait for extension and exposed jsonExtras to override resulting JSON (Resolves #564)

Author: darkfrog26

json/shared/src/main/scala/scribe/json/ScribeJsonSupport.scala

@@ -16,6 +16,8 @@ trait ScribeJsonSupport[J] {
 
   def logRecord2Json(record: LogRecord): J
 
+  def jsonExtras(record: LogRecord, json: J): J = json
+
   def writer(writer: Writer): Writer = new Writer {
     override def write(record: LogRecord, output: LogOutput, outputFormat: OutputFormat): Unit = {
       val json = logRecord2Json(record)

jsonCirce/shared/src/main/scala/scribe/json/ScribeCirceJsonSupport.scala

@@ -4,14 +4,14 @@ import io.circe.Json.Null
 import io.circe.syntax.EncoderOps
 import io.circe.{Json, JsonObject}
 import perfolation.long2Implicits
-import scribe.{LogRecord, lineSeparator}
+import scribe.LogRecord
 import scribe.mdc.MDC
 import scribe.message.Message
 import scribe.throwable.Trace
 
 import io.circe.generic.auto._
 
-object ScribeCirceJsonSupport extends ScribeJsonSupport[Json] {
+trait ScribeCirceJsonSupport extends ScribeJsonSupport[Json] {
   def json2String(json: Json): String = json.noSpaces
 
   override def logRecord2Json(record: LogRecord): Json = {
@@ -34,7 +34,7 @@ object ScribeCirceJsonSupport extends ScribeJsonSupport[Json] {
       case list => list.toVector.asJson
     }
     val data = MDC.map ++ record.data
-    JsonObject(
+    val json = JsonObject(
       "level" -> record.level.name.asJson,
       "levelValue" -> record.levelValue.asJson,
       "message" -> messages,
@@ -59,6 +59,9 @@ object ScribeCirceJsonSupport extends ScribeJsonSupport[Json] {
       "timeStamp" -> l.asJson,
       "date" -> l.t.F.asJson,
       "time" -> s"${l.t.T}.${l.t.L}${l.t.z}".asJson
-    )
-  }.asJson
+    ).asJson
+    jsonExtras(record, json)
+  }
 }
+
+object ScribeCirceJsonSupport extends ScribeCirceJsonSupport

jsonFabric/shared/src/main/scala/scribe/json/ScribeFabricJsonSupport.scala

@@ -9,7 +9,7 @@ import scribe.message.Message
 import scribe.throwable.{Trace, TraceElement}
 import perfolation._
 
-object ScribeFabricJsonSupport extends ScribeJsonSupport[Json] {
+trait ScribeFabricJsonSupport extends ScribeJsonSupport[Json] {
   private implicit val traceElementRW: RW[TraceElement] = RW.gen
   private implicit val traceRW: RW[Trace] = RW.gen
 
@@ -35,7 +35,7 @@ object ScribeFabricJsonSupport extends ScribeJsonSupport[Json] {
       case list => Arr(list.toVector)
     }
     val data = MDC.map ++ record.data
-    obj(
+    val json = obj(
       "level" -> record.level.name,
       "levelValue" -> record.levelValue,
       "message" -> messages,
@@ -61,5 +61,8 @@ object ScribeFabricJsonSupport extends ScribeJsonSupport[Json] {
       "date" -> l.t.F,
       "time" -> s"${l.t.T}.${l.t.L}${l.t.z}"
     )
+    jsonExtras(record, json)
   }
 }
+
+object ScribeFabricJsonSupport extends ScribeFabricJsonSupport