update Scala version to 2.13.17 and adjust the codebase

Author: halotukozak

.github/workflows/ci.yml

@@ -23,7 +23,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.13.16]
+        scala: [2.13.17]
         java: [temurin@17, temurin@21]
     runs-on: ${{ matrix.os }}
     steps:
@@ -75,7 +75,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.13.16]
+        scala: [2.13.17]
         java: [temurin@17]
     runs-on: ${{ matrix.os }}
     steps:

macros/src/main/scala/com/avsystem/commons/macros/MacroCommons.scala

@@ -283,6 +283,7 @@ trait MacroCommons extends CompatMacroCommons { bundle =>
           .collectFirst {
             case (param, arg) if param.name == subSym.name => arg match {
               case Literal(Constant(value: T)) => value
+              case Literal(Constant(null)) => whenDefault
               case t if param.asTerm.isParamWithDefault && t.symbol.isSynthetic &&
                 t.symbol.name.decodedName.toString.contains("$default$") => whenDefault
               case t if classTag[T] == classTag[Tree] => t.asInstanceOf[T]
@@ -1394,7 +1395,7 @@ trait MacroCommons extends CompatMacroCommons { bundle =>
       // while typechecking case body and not after that. Therefore we need a macro which will inject itself exactly
       // into that moment.
       val fakeMatch =
-      q"""
+        q"""
           import scala.language.experimental.macros
           def $normName(tpref: $StringCls, value: $ScalaPkg.Any): $ScalaPkg.Any =
             macro $CommonsPkg.macros.misc.WhiteMiscMacros.normalizeGadtSubtype

mongo/jvm/src/main/scala/com/avsystem/commons/mongo/typed/TypedMongoClient.scala

@@ -57,11 +57,14 @@ class TypedMongoClient(
   def listDatabaseNames: Observable[String] =
     multi(optionalizeFirstArg(nativeClient.listDatabaseNames(sessionOrNull)))
 
-  def listDatabases: Observable[Document] =
+  @deprecated("Use listTypedDatabases or listRawDatabases instead", "2.25.0")
+  def listDatabases: Observable[Nothing] = ???
+
+  def listRawDatabases: Observable[Document] =
     multi(optionalizeFirstArg(nativeClient.listDatabases(sessionOrNull)))
 
-  def listDatabases[T: GenCodec]: Observable[T] =
-    listDatabases.map(doc => BsonValueInput.read[T](doc.toBsonDocument))
+  def listTypedDatabases[T: GenCodec]: Observable[T] =
+    listRawDatabases.map(doc => BsonValueInput.read[T](doc.toBsonDocument))
 
   //TODO: `watch` methods
 

mongo/jvm/src/main/scala/com/avsystem/commons/mongo/typed/TypedMongoDatabase.scala

@@ -47,11 +47,14 @@ class TypedMongoDatabase(
   def listCollectionNames: Observable[String] =
     multi(optionalizeFirstArg(nativeDatabase.listCollectionNames(sessionOrNull)))
 
-  def listCollections: Observable[Document] =
+  @deprecated("Use listTypedCollections or listRawCollections instead", "2.25.0")
+  def listDatabases: Observable[Nothing] = ???
+
+  def listRawCollections: Observable[Document] =
     multi(optionalizeFirstArg(nativeDatabase.listCollections(sessionOrNull)))
 
-  def listCollections[T: GenCodec]: Observable[T] =
-    listCollections.map(doc => BsonValueInput.read[T](doc.toBsonDocument))
+  def listTypedCollections[T: GenCodec]: Observable[T] =
+    listRawCollections.map(doc => BsonValueInput.read[T](doc.toBsonDocument))
 
   def createCollection(
     name: String,

project/Commons.scala

@@ -65,7 +65,7 @@ object Commons extends ProjectGroup("commons") {
       Developer("ddworak", "Dawid Dworak", "d.dworak@avsystem.com", url("https://github.com/ddworak")),
     ),
 
-    scalaVersion := "2.13.16",
+    scalaVersion := "2.13.17",
     compileOrder := CompileOrder.Mixed,
 
     githubWorkflowTargetTags ++= Seq("v*"),

redis/src/main/scala/com/avsystem/commons/redis/commands/ReplyDecoders.scala

@@ -303,10 +303,10 @@ object ReplyDecoders {
     }
 
   val multiBulkAsXConsumerInfo: ReplyDecoder[XConsumerInfo] =
-    flatMultiBulkAsMap(bulkAsUTF8, undecoded).andThen(XConsumerInfo.apply)
+    flatMultiBulkAsMap(bulkAsUTF8, undecoded).andThen(XConsumerInfo.apply _)
 
   val multiBulkAsXGroupInfo: ReplyDecoder[XGroupInfo] =
-    flatMultiBulkAsMap(bulkAsUTF8, undecoded).andThen(XGroupInfo.apply)
+    flatMultiBulkAsMap(bulkAsUTF8, undecoded).andThen(XGroupInfo.apply _)
 
   def multiBulkAsXStreamInfoOf[Rec: RedisRecordCodec]: ReplyDecoder[XStreamInfo[Rec]] =
     flatMultiBulkAsMap(bulkAsUTF8, undecoded).andThen(XStreamInfo[Rec](_))
@@ -374,7 +374,7 @@ object ReplyDecoders {
     flatMultiBulkAsMap(bulkAs[A], bulkAs[B])
 
   def flatMultiBulkAsRecord[R: RedisRecordCodec]: ReplyDecoder[R] = {
-    case ArrayMsg(elements: IndexedSeq[BulkStringMsg@unchecked]) if elements.forall(_.isInstanceOf[BulkStringMsg]) =>
+    case ArrayMsg(elements: IndexedSeq[BulkStringMsg @unchecked]) if elements.forall(_.isInstanceOf[BulkStringMsg]) =>
       RedisRecordCodec[R].read(elements)
   }