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author | Simon Ochsenreither <simon@ochsenreither.de> | 2012-09-18 03:44:59 +0200 |
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committer | Simon Ochsenreither <simon@ochsenreither.de> | 2012-10-08 05:25:05 +0200 |
commit | e3cec78518a0529152fe6beda3cc6c9a14ea0f9b (patch) | |
tree | 698c3061231891efc96d10eb70792b857a6cf2db | |
parent | c52f91ca0db573fdfc879ae199a237db256d7523 (diff) | |
download | scala-e3cec78518a0529152fe6beda3cc6c9a14ea0f9b.tar.gz scala-e3cec78518a0529152fe6beda3cc6c9a14ea0f9b.tar.bz2 scala-e3cec78518a0529152fe6beda3cc6c9a14ea0f9b.zip |
SI-6388 Remove first parts of deprecated @serializable annotation
-rw-r--r-- | src/compiler/scala/tools/nsc/backend/jvm/GenASM.scala | 1 | ||||
-rw-r--r-- | src/compiler/scala/tools/nsc/backend/jvm/GenJVM.scala | 1 | ||||
-rw-r--r-- | src/compiler/scala/tools/nsc/backend/msil/GenMSIL.scala | 13 | ||||
-rw-r--r-- | src/compiler/scala/tools/nsc/doc/html/SyntaxHigh.scala | 2 | ||||
-rw-r--r-- | src/library/scala/package.scala | 6 | ||||
-rw-r--r-- | src/reflect/scala/reflect/internal/Symbols.scala | 5 | ||||
-rw-r--r-- | test/files/jvm/t1143-2/t1143-2.scala | 26 | ||||
-rw-r--r-- | test/files/jvm/t1143.scala | 12 | ||||
-rw-r--r-- | test/files/jvm/t1600.scala | 3 | ||||
-rw-r--r-- | test/files/jvm/typerep.scala | 26 | ||||
-rw-r--r-- | test/files/pos/annotations.scala | 2 | ||||
-rw-r--r-- | test/files/pos/attributes.scala | 2 | ||||
-rw-r--r-- | test/files/pos/spec-annotations.scala | 2 | ||||
-rw-r--r-- | test/files/pos/t1385.scala | 4 | ||||
-rw-r--r-- | test/files/pos/t640.scala | 4 | ||||
-rw-r--r-- | test/files/run/t3038d.scala | 4 | ||||
-rw-r--r-- | test/files/run/t3667.check | 3 | ||||
-rw-r--r-- | test/files/run/t3667.scala | 35 |
18 files changed, 28 insertions, 123 deletions
diff --git a/src/compiler/scala/tools/nsc/backend/jvm/GenASM.scala b/src/compiler/scala/tools/nsc/backend/jvm/GenASM.scala index eb38a80d60..34d46e27fe 100644 --- a/src/compiler/scala/tools/nsc/backend/jvm/GenASM.scala +++ b/src/compiler/scala/tools/nsc/backend/jvm/GenASM.scala @@ -1342,7 +1342,6 @@ abstract class GenASM extends SubComponent with BytecodeWriters { // Additional interface parents based on annotations and other cues def newParentForAttr(attr: Symbol): Option[Symbol] = attr match { - case SerializableAttr => Some(SerializableClass) case CloneableAttr => Some(CloneableClass) case RemoteAttr => Some(RemoteInterfaceClass) case _ => None diff --git a/src/compiler/scala/tools/nsc/backend/jvm/GenJVM.scala b/src/compiler/scala/tools/nsc/backend/jvm/GenJVM.scala index e11704d694..617c641fa9 100644 --- a/src/compiler/scala/tools/nsc/backend/jvm/GenJVM.scala +++ b/src/compiler/scala/tools/nsc/backend/jvm/GenJVM.scala @@ -218,7 +218,6 @@ abstract class GenJVM extends SubComponent with GenJVMUtil with GenAndroid with // Additional interface parents based on annotations and other cues def newParentForAttr(attr: Symbol): Option[Symbol] = attr match { - case SerializableAttr => Some(SerializableClass) case CloneableAttr => Some(JavaCloneableClass) case RemoteAttr => Some(RemoteInterfaceClass) case _ => None diff --git a/src/compiler/scala/tools/nsc/backend/msil/GenMSIL.scala b/src/compiler/scala/tools/nsc/backend/msil/GenMSIL.scala index 242b60c769..39ea074dc0 100644 --- a/src/compiler/scala/tools/nsc/backend/msil/GenMSIL.scala +++ b/src/compiler/scala/tools/nsc/backend/msil/GenMSIL.scala @@ -124,7 +124,6 @@ abstract class GenMSIL extends SubComponent { // Scala attributes // symtab.Definitions -> object (singleton..) - val SerializableAttr = definitions.SerializableAttr.tpe val CloneableAttr = definitions.CloneableAttr.tpe val TransientAtt = definitions.TransientAttr.tpe // remoting: the architectures are too different, no mapping (no portable code @@ -1633,18 +1632,6 @@ abstract class GenMSIL extends SubComponent { mf = mf | (if (sym hasFlag Flags.ABSTRACT) TypeAttributes.Abstract else 0) mf = mf | (if (sym.isTrait && !sym.isImplClass) TypeAttributes.Interface else TypeAttributes.Class) mf = mf | (if (sym isFinal) TypeAttributes.Sealed else 0) - - sym.annotations foreach { a => a match { - case AnnotationInfo(SerializableAttr, _, _) => - // TODO: add the Serializable TypeAttribute also if the annotation - // System.SerializableAttribute is present (.net annotation, not scala) - // Best way to do it: compare with - // definitions.getClass("System.SerializableAttribute").tpe - // when frontend available - mf = mf | TypeAttributes.Serializable - case _ => () - }} - mf // static: not possible (or?) } diff --git a/src/compiler/scala/tools/nsc/doc/html/SyntaxHigh.scala b/src/compiler/scala/tools/nsc/doc/html/SyntaxHigh.scala index e21ee07963..01c0b78efe 100644 --- a/src/compiler/scala/tools/nsc/doc/html/SyntaxHigh.scala +++ b/src/compiler/scala/tools/nsc/doc/html/SyntaxHigh.scala @@ -40,7 +40,7 @@ private[html] object SyntaxHigh { /** Standard library classes/objects, sorted alphabetically */ val standards = Array ( - "WeakTypeTag", "Any", "AnyRef", "AnyVal", "App", "Application", "Array", + "WeakTypeTag", "Any", "AnyRef", "AnyVal", "App", "Array", "Boolean", "Byte", "Char", "Class", "ClassTag", "ClassManifest", "Console", "Double", "Enumeration", "Float", "Function", "Int", "List", "Long", "Manifest", "Map", diff --git a/src/library/scala/package.scala b/src/library/scala/package.scala index a41cdedfa9..9b7ca64b7e 100644 --- a/src/library/scala/package.scala +++ b/src/library/scala/package.scala @@ -34,9 +34,6 @@ package object scala { override def toString = "object AnyRef" } - @deprecated("instead of `@serializable class C`, use `class C extends Serializable`", "2.9.0") - type serializable = annotation.serializable - @deprecated("instead of `@cloneable class C`, use `class C extends Cloneable`", "2.10.0") type cloneable = annotation.cloneable @@ -126,9 +123,8 @@ package object scala { type deprecatedName = annotation.deprecatedName type inline = annotation.inline type native = annotation.native - type noinline = noannotation.inline + type noinline = annotation.noinline type remote = annotation.remote - type serializable = annotation.serializable type specialized = annotation.specialized type transient = annotation.transient type throws = annotation.throws diff --git a/src/reflect/scala/reflect/internal/Symbols.scala b/src/reflect/scala/reflect/internal/Symbols.scala index 13436f4251..a252437bcf 100644 --- a/src/reflect/scala/reflect/internal/Symbols.scala +++ b/src/reflect/scala/reflect/internal/Symbols.scala @@ -709,10 +709,7 @@ trait Symbols extends api.Symbols { self: SymbolTable => } def isStrictFP = hasAnnotation(ScalaStrictFPAttr) || (enclClass hasAnnotation ScalaStrictFPAttr) - def isSerializable = ( - info.baseClasses.exists(p => p == SerializableClass || p == JavaSerializableClass) - || hasAnnotation(SerializableAttr) // last part can be removed, @serializable annotation is deprecated - ) + def isSerializable = info.baseClasses.exists(p => p == SerializableClass || p == JavaSerializableClass) def hasBridgeAnnotation = hasAnnotation(BridgeClass) def isDeprecated = hasAnnotation(DeprecatedAttr) def deprecationMessage = getAnnotation(DeprecatedAttr) flatMap (_ stringArg 0) diff --git a/test/files/jvm/t1143-2/t1143-2.scala b/test/files/jvm/t1143-2/t1143-2.scala index 44b1febd8b..13ab13b48c 100644 --- a/test/files/jvm/t1143-2/t1143-2.scala +++ b/test/files/jvm/t1143-2/t1143-2.scala @@ -16,43 +16,39 @@ object Serialize { } } -@serializable @SerialVersionUID(1L) -class VarModel[T]( getter: => T, setter: T => Unit ) -{ +class VarModel[T](getter: => T, setter: T => Unit) extends Serializable { Serialize.write(getter) Serialize.write(setter) - def this( getter: => T ) = this( getter, null ) + def this(getter: => T) = this(getter, null) def getObject: AnyRef = getter.asInstanceOf[AnyRef] - def setObject( v: AnyRef ) = { - if( setter==null ) - throw new RuntimeException( "Tried to set readonly model!") - setter( v.asInstanceOf[T] ) + def setObject(v: AnyRef) = { + if(setter==null) + throw new RuntimeException("Tried to set readonly model!") + setter(v.asInstanceOf[T]) } def detach = () } -@serializable @SerialVersionUID(1L) -class Printer( p: VarModel[String] ) { - def print = println( p.getObject ); +class Printer(p: VarModel[String]) extends Serializable { + def print = println(p.getObject) } class Component extends Marker { } class Form extends Component { } -@serializable @SerialVersionUID(1L) -class Main { +class Main extends Serializable { var pass = "pass" - def main(args : Array[String]) : Unit = { + def main(args: Array[String]): Unit = { val f = new Form { - val p = new Printer( new VarModel( pass, s => pass = s ) ); + val p = new Printer(new VarModel(pass, s => pass = s)) p.print } () diff --git a/test/files/jvm/t1143.scala b/test/files/jvm/t1143.scala index 7dd374f432..eb03c7224e 100644 --- a/test/files/jvm/t1143.scala +++ b/test/files/jvm/t1143.scala @@ -16,9 +16,8 @@ object Serialize { } } -@serializable @SerialVersionUID(1L) -class VarModel[T](getter: => T, setter: T => Unit) { +class VarModel[T](getter: => T, setter: T => Unit) extends Serializable { Serialize.write(getter) Serialize.write(setter) @@ -35,23 +34,20 @@ class VarModel[T](getter: => T, setter: T => Unit) { def detach = () } -@serializable @SerialVersionUID(1L) -class Printer(p: VarModel[String]) { +class Printer(p: VarModel[String]) extends Serializable { def print = println(p.getObject) } -@serializable @SerialVersionUID(1L) -class Component { +class Component extends Serializable { } class Form extends Component { } -@serializable @SerialVersionUID(1L) -class Main { +class Main extends Serializable { var pass = "pass" def main(args: Array[String]) { val f = new Form { diff --git a/test/files/jvm/t1600.scala b/test/files/jvm/t1600.scala index 7e23687425..69179c1ba4 100644 --- a/test/files/jvm/t1600.scala +++ b/test/files/jvm/t1600.scala @@ -69,8 +69,7 @@ object Test { var hashCodeModifier = 0 } - @serializable - class Foo { + class Foo extends Serializable { override def hashCode = System.identityHashCode(this) + Foo.hashCodeModifier } } diff --git a/test/files/jvm/typerep.scala b/test/files/jvm/typerep.scala index 3befc7ff3f..47bd16a467 100644 --- a/test/files/jvm/typerep.scala +++ b/test/files/jvm/typerep.scala @@ -280,100 +280,74 @@ object TypeRep { override def toString = "Nothing" } - @serializable case class ClassRep[A](elemRep: TypeRep[A]) extends TypeRep[Class[A]] { override def toString = "Class[" + elemRep + "]" } - @serializable case class SomeRep[A](elemRep: TypeRep[A]) extends TypeRep[Some[A]] { override def toString = "Some[" + elemRep + "]" } - @serializable case class NoneRep[A](elemRep: TypeRep[A]) extends TypeRep[Option[A]] { override def toString = "None[" + elemRep + "]" } - - @serializable case class ListRep[A](elemRep: TypeRep[A]) extends TypeRep[List[A]] { override def toString = "List[" + elemRep + "]" } - - @serializable case class ArrayRep[A](elemRep: TypeRep[A]) extends TypeRep[Array[A]] { override def toString = "Array[" + elemRep + "]" } - - @serializable case class Tuple2Rep[A1, A2](_1: TypeRep[A1], _2: TypeRep[A2]) extends TypeRep[(A1, A2)] { override def toString = "Tuple2[" + _1 + ", " + _2 + "]" } - @serializable case class Tuple3Rep[A1, A2, A3](_1: TypeRep[A1], _2: TypeRep[A2], _3: TypeRep[A3]) extends TypeRep[Tuple3[A1, A2, A3]] { override def toString = "Tuple3[" + _1 + ", " + _2 + ", " + _3 + "]" } - @serializable case class Tuple4Rep[A1, A2, A3, A4](_1: TypeRep[A1], _2: TypeRep[A2], _3: TypeRep[A3], _4: TypeRep[A4]) extends TypeRep[Tuple4[A1, A2, A3, A4]] { override def toString = "Tuple4[" + _1 + ", " + _2 + ", " + _3 + ", " + _4 + "]" } - @serializable case class Tuple5Rep[A1, A2, A3, A4, A5](_1: TypeRep[A1], _2: TypeRep[A2], _3: TypeRep[A3], _4: TypeRep[A4], _5: TypeRep[A5]) extends TypeRep[Tuple5[A1, A2, A3, A4, A5]] { override def toString = "Tuple5[" + _1 + ", " + _2 + ", " + _3 + ", " + _4 + ", " + _5 + "]" } - @serializable case class Tuple6Rep[A1, A2, A3, A4, A5, A6](val _1: TypeRep[A1], val _2: TypeRep[A2], val _3: TypeRep[A3], val _4: TypeRep[A4], val _5: TypeRep[A5], val _6: TypeRep[A6]) extends TypeRep[Tuple6[A1, A2, A3, A4, A5, A6]] { override def toString = "Tuple6[" + _1 + ", " + _2 + ", " + _3 + ", " + _4 + ", " + _5 + ", " + _6 + "]" } - @serializable case class Tuple7Rep[A1, A2, A3, A4, A5, A6, A7](val _1: TypeRep[A1], val _2: TypeRep[A2], val _3: TypeRep[A3], val _4: TypeRep[A4], val _5: TypeRep[A5], val _6: TypeRep[A6], val _7: TypeRep[A7]) extends TypeRep[Tuple7[A1, A2, A3, A4, A5, A6, A7]] { override def toString = "Tuple7[" + _1 + ", " + _2 + ", " + _3 + ", " + _4 + ", " + _5 + ", " + _6 + ", " + _7 + "]" } - @serializable case class Tuple8Rep[A1, A2, A3, A4, A5, A6, A7, A8](val _1: TypeRep[A1], val _2: TypeRep[A2], val _3: TypeRep[A3], val _4: TypeRep[A4], val _5: TypeRep[A5], val _6: TypeRep[A6], val _7: TypeRep[A7], val _8: TypeRep[A8]) extends TypeRep[Tuple8[A1, A2, A3, A4, A5, A6, A7, A8]] { override def toString = "Tuple8[" + _1 + ", " + _2 + ", " + _3 + ", " + _4 + ", " + _5 + ", " + _6 + ", " + _7 + ", " + _8 + "]" } - @serializable case class Tuple9Rep[A1, A2, A3, A4, A5, A6, A7, A8, A9](val _1: TypeRep[A1], val _2: TypeRep[A2], val _3: TypeRep[A3], val _4: TypeRep[A4], val _5: TypeRep[A5], val _6: TypeRep[A6], val _7: TypeRep[A7], val _8: TypeRep[A8], val _9: TypeRep[A9]) extends TypeRep[Tuple9[A1, A2, A3, A4, A5, A6, A7, A8, A9]] { override def toString = "Tuple9[" + _1 + ", " + _2 + ", " + _3 + ", " + _4 + ", " + _5 + ", " + _6 + ", " + _7 + ", " + _8 + ", " + _9 + "]" } - @serializable case class Function1Rep[A1, B](a1: TypeRep[A1], b: TypeRep[B]) extends TypeRep[Function1[A1, B]] { override def toString = "Function1[" + a1 + ", " + b + "]" } - @serializable case class Function2Rep[A1, A2, B](a1: TypeRep[A1], a2: TypeRep[A2], b: TypeRep[B]) extends TypeRep[Function2[A1, A2, B]] { override def toString = "Function2[" + a1 + ", " + a2 + ", " + b + "]" } - @serializable case class Function3Rep[A1, A2, A3, B](a1: TypeRep[A1], a2: TypeRep[A2], a3: TypeRep[A3], b: TypeRep[B]) extends TypeRep[Function3[A1, A2, A3, B]] { override def toString = "Function3[" + a1 + ", " + a2 + ", " + a3 + ", " + b + "]" } - @serializable case class Function4Rep[A1, A2, A3, A4, B](a1: TypeRep[A1], a2: TypeRep[A2], a3: TypeRep[A3], a4: TypeRep[A4], b: TypeRep[B]) extends TypeRep[Function4[A1, A2, A3, A4, B]] { override def toString = "Function4[" + a1 + ", " + a2 + ", " + a3 + ", " + a4 + ", " + b + "]" } - @serializable case class Function5Rep[A1, A2, A3, A4, A5, B](a1: TypeRep[A1], a2: TypeRep[A2], a3: TypeRep[A3], a4: TypeRep[A4], a5: TypeRep[A5], b: TypeRep[B]) extends TypeRep[Function5[A1, A2, A3, A4, A5, B]] { override def toString = "Function5[" + a1 + ", " + a2 + ", " + a3 + ", " + a4 + ", " + a5 + ", " + b + "]" } - @serializable case class Function6Rep[A1, A2, A3, A4, A5, A6, B](a1: TypeRep[A1], a2: TypeRep[A2], a3: TypeRep[A3], a4: TypeRep[A4], a5: TypeRep[A5], a6: TypeRep[A6], b: TypeRep[B]) extends TypeRep[Function6[A1, A2, A3, A4, A5, A6, B]] { override def toString = "Function6[" + a1 + ", " + a2 + ", " + a3 + ", " + a4 + ", " + a5 + ", " + a6 + ", " + b + "]" } - @serializable case class Function7Rep[A1, A2, A3, A4, A5, A6, A7, B](a1: TypeRep[A1], a2: TypeRep[A2], a3: TypeRep[A3], a4: TypeRep[A4], a5: TypeRep[A5], a6: TypeRep[A6], a7: TypeRep[A7], b: TypeRep[B]) extends TypeRep[Function7[A1, A2, A3, A4, A5, A6, A7, B]] { override def toString = "Function7[" + a1 + ", " + a2 + ", " + a3 + ", " + a4 + ", " + a5 + ", " + a6 + ", " + a7 + ", " + b + "]" } - @serializable case class Function8Rep[A1, A2, A3, A4, A5, A6, A7, A8, B](a1: TypeRep[A1], a2: TypeRep[A2], a3: TypeRep[A3], a4: TypeRep[A4], a5: TypeRep[A5], a6: TypeRep[A6], a7: TypeRep[A7], a8: TypeRep[A8], b: TypeRep[B]) extends TypeRep[Function8[A1, A2, A3, A4, A5, A6, A7, A8, B]] { override def toString = "Function8[" + a1 + ", " + a2 + ", " + a3 + ", " + a4 + ", " + a5 + ", " + a6 + ", " + a7 + ", " + a8 + b + "]" } - @serializable case class Function9Rep[A1, A2, A3, A4, A5, A6, A7, A8, A9, B](a1: TypeRep[A1], a2: TypeRep[A2], a3: TypeRep[A3], a4: TypeRep[A4], a5: TypeRep[A5], a6: TypeRep[A6], a7: TypeRep[A7], a8: TypeRep[A8], a9: TypeRep[A9], b: TypeRep[B]) extends TypeRep[Function9[A1, A2, A3, A4, A5, A6, A7, A8, A9, B]] { override def toString = "Function9[" + a1 + ", " + a2 + ", " + a3 + ", " + a4 + ", " + a5 + ", " + a6 + ", " + a7 + ", " + a8 + ", " + b + "]" } /* - @serializable case class ObjectRep[A](c: Class) extends TypeRep[A] { override def toString = c.getName } diff --git a/test/files/pos/annotations.scala b/test/files/pos/annotations.scala index 706a715bad..501e2a6bd3 100644 --- a/test/files/pos/annotations.scala +++ b/test/files/pos/annotations.scala @@ -2,7 +2,7 @@ class ann(i: Int) extends scala.annotation.Annotation class cfann(x: String) extends annotation.ClassfileAnnotation // annotations on abstract types -abstract class C1[@serializable @cloneable +T, U, V[_]] +abstract class C1[@cloneable +T, U, V[_]] abstract class C2[@deprecated @ann(1) T <: Number, V] diff --git a/test/files/pos/attributes.scala b/test/files/pos/attributes.scala index ec735d0aae..60e00bff7d 100644 --- a/test/files/pos/attributes.scala +++ b/test/files/pos/attributes.scala @@ -1,3 +1,5 @@ +class serializable extends annotation.StaticAnnotation + @serializable class C1; @serializable @volatile class C2; @serializable @volatile class C3; diff --git a/test/files/pos/spec-annotations.scala b/test/files/pos/spec-annotations.scala index 48281e5df5..6c1f737470 100644 --- a/test/files/pos/spec-annotations.scala +++ b/test/files/pos/spec-annotations.scala @@ -1,7 +1,7 @@ class ann(i: Int) extends scala.annotation.Annotation // annotations on abstract types -abstract class C1[@serializable @cloneable +T, U, V[_]] +abstract class C1[@cloneable +T, U, V[_]] abstract class C2[@deprecated @ann(1) T <: Number, V] diff --git a/test/files/pos/t1385.scala b/test/files/pos/t1385.scala index 59953bcc39..6fe7308281 100644 --- a/test/files/pos/t1385.scala +++ b/test/files/pos/t1385.scala @@ -1,3 +1,3 @@ -@serializable object Test { - private def readResolve:AnyRef = this +object Test extends Serializable { + private def readResolve: AnyRef = this } diff --git a/test/files/pos/t640.scala b/test/files/pos/t640.scala index 55f61df8af..45608bc3d4 100644 --- a/test/files/pos/t640.scala +++ b/test/files/pos/t640.scala @@ -1,2 +1,2 @@ -@serializable class A -@serializable class B extends A +class A extends Serializable +class B extends A with Serializable diff --git a/test/files/run/t3038d.scala b/test/files/run/t3038d.scala index 6cd2d83776..9550165235 100644 --- a/test/files/run/t3038d.scala +++ b/test/files/run/t3038d.scala @@ -16,9 +16,7 @@ trait Foo { } } - -@serializable -class Bar extends Foo { +class Bar extends Foo with Serializable { @transient protected var first: Any = null def size = a @transient var second: Any = null diff --git a/test/files/run/t3667.check b/test/files/run/t3667.check index bbe5d1bc48..6375c88997 100644 --- a/test/files/run/t3667.check +++ b/test/files/run/t3667.check @@ -1,6 +1,3 @@ -1 -2 -3 4 2 3 diff --git a/test/files/run/t3667.scala b/test/files/run/t3667.scala index f30d57ce3a..ada09d5886 100644 --- a/test/files/run/t3667.scala +++ b/test/files/run/t3667.scala @@ -1,27 +1,9 @@ object Test { def main(args: Array[String]) { - val o1 = new Outer1 - val o2 = new Outer2 - val o3 = new Outer3 val o4 = new Outer4 val o5 = new Outer5 val o6 = new Outer6 - println(1) - ser(new o1.Inner(1)) - o1.Inner // make sure the Inner$module field of the Outer1 instance is initialized! - ser(new o1.Inner(1)) - - println(2) - ser(new o2.Inner(1)) - o2.Inner - ser(new o2.Inner(1)) - - println(3) - ser(new o3.Inner(1)) - o3.Inner - ser(new o3.Inner(1)) - println(4) ser(new o4.Inner(1)) o4.Inner @@ -54,23 +36,6 @@ object Test { } -@serializable -class Outer1 { - @serializable - class Inner(x: Int = 1) -} - -@serializable -class Outer2 { - case class Inner(x: Int = 1) -} - -@serializable -class Outer3 { - case class Inner(x: Int) -} - - class Outer4 extends Serializable { class Inner(x: Int = 1) extends Serializable } |