diff options
37 files changed, 249 insertions, 217 deletions
diff --git a/src/actors-migration/scala/actors/migration/ActorDSL.scala b/src/actors-migration/scala/actors/migration/ActorDSL.scala new file mode 100644 index 0000000000..b8cb8ec998 --- /dev/null +++ b/src/actors-migration/scala/actors/migration/ActorDSL.scala @@ -0,0 +1,56 @@ +/* __ *\ +** ________ ___ / / ___ Scala API ** +** / __/ __// _ | / / / _ | (c) 2005-2011, LAMP/EPFL ** +** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ ** +** /____/\___/_/ |_/____/_/ | | ** +** |/ ** +\* */ + +package scala.actors +package migration + +import scala.actors.{ Actor, ActorRef, InternalActorRef } +import scala.collection.immutable +import scala.reflect.ClassTag + +object ActorDSL { + + private[migration] val contextStack = new ThreadLocal[immutable.Stack[Boolean]] { + override def initialValue() = immutable.Stack[Boolean]() + } + + private[this] def withCleanContext(block: => ActorRef): ActorRef = { + // push clean marker + val old = contextStack.get + contextStack.set(old.push(true)) + try { + val instance = block + + if (instance eq null) + throw new Exception("ActorRef can't be 'null'") + + instance + } finally { + val stackAfter = contextStack.get + if (stackAfter.nonEmpty) + contextStack.set(if (!stackAfter.head) stackAfter.pop.pop else stackAfter.pop) + } + } + + /** + * Create an actor from the given thunk which must produce an [[scala.actors.Actor]]. + * + * @param ctor is a by-name argument which captures an [[scala.actors.Actor]] + * factory; <b>do not make the generated object accessible to code + * outside and do not return the same object upon subsequent invocations.</b> + */ + def actor[T <: InternalActor: ClassTag](ctor: ⇒ T): ActorRef = { + withCleanContext { + val newActor = ctor + val newRef = new InternalActorRef(newActor) + newActor.start() + newRef + } + } + +} diff --git a/src/actors-migration/scala/actors/migration/MigrationSystem.scala b/src/actors-migration/scala/actors/migration/MigrationSystem.scala deleted file mode 100644 index 3dcb38e634..0000000000 --- a/src/actors-migration/scala/actors/migration/MigrationSystem.scala +++ /dev/null @@ -1,37 +0,0 @@ -package scala.actors.migration - -import scala.actors._ -import scala.collection._ - -object MigrationSystem { - - private[migration] val contextStack = new ThreadLocal[immutable.Stack[Boolean]] { - override def initialValue() = immutable.Stack[Boolean]() - } - - private[this] def withCleanContext(block: => ActorRef): ActorRef = { - // push clean marker - val old = contextStack.get - contextStack.set(old.push(true)) - try { - val instance = block - - if (instance eq null) - throw new Exception("Actor instance passed to actorOf can't be 'null'") - - instance - } finally { - val stackAfter = contextStack.get - if (stackAfter.nonEmpty) - contextStack.set(if (!stackAfter.head) stackAfter.pop.pop else stackAfter.pop) - } - } - - def actorOf(props: Props): ActorRef = withCleanContext { - val creator = props.creator() - val r = new InternalActorRef(creator) - creator.start() - r - } - -}
\ No newline at end of file diff --git a/src/actors-migration/scala/actors/migration/StashingActor.scala b/src/actors-migration/scala/actors/migration/StashingActor.scala index d0a1432e72..12bad2ed1c 100644 --- a/src/actors-migration/scala/actors/migration/StashingActor.scala +++ b/src/actors-migration/scala/actors/migration/StashingActor.scala @@ -13,7 +13,7 @@ object StashingActor extends Combinators { } } -@deprecated("Scala Actors are being removed from the standard library. Please refer to the migration guide.", "2.10") +@deprecated("Scala Actors are being removed from the standard library. Please refer to the migration guide.", "2.10.0") trait StashingActor extends InternalActor { type Receive = PartialFunction[Any, Unit] @@ -110,18 +110,18 @@ trait StashingActor extends InternalActor { private[actors] var behaviorStack = immutable.Stack[PartialFunction[Any, Unit]]() /* - * Checks that StashingActor can be created only by MigrationSystem.actorOf method. + * Checks that StashingActor instances can only be created using the ActorDSL. */ private[this] def creationCheck(): Unit = { // creation check (see ActorRef) - val context = MigrationSystem.contextStack.get + val context = ActorDSL.contextStack.get if (context.isEmpty) - throw new RuntimeException("In order to create StashingActor one must use actorOf.") + throw new RuntimeException("In order to create a StashingActor one must use the ActorDSL object") else { if (!context.head) - throw new RuntimeException("Only one actor can be created per actorOf call.") + throw new RuntimeException("Cannot create more than one actor") else - MigrationSystem.contextStack.set(context.push(false)) + ActorDSL.contextStack.set(context.push(false)) } } diff --git a/src/actors/scala/actors/ActorRef.scala b/src/actors/scala/actors/ActorRef.scala index 5e0ca1554a..cca78b0832 100644 --- a/src/actors/scala/actors/ActorRef.scala +++ b/src/actors/scala/actors/ActorRef.scala @@ -8,7 +8,7 @@ import scala.concurrent.ExecutionContext.Implicits.global /** * Trait used for migration of Scala actors to Akka. */ -@deprecated("ActorRef ought to be used only with the Actor Migration Kit.") +@deprecated("ActorRef ought to be used only with the Actor Migration Kit.", "2.10.0") trait ActorRef { /** diff --git a/src/compiler/scala/tools/nsc/Global.scala b/src/compiler/scala/tools/nsc/Global.scala index 708824ede1..12c3338e0d 100644 --- a/src/compiler/scala/tools/nsc/Global.scala +++ b/src/compiler/scala/tools/nsc/Global.scala @@ -1047,7 +1047,7 @@ class Global(var currentSettings: Settings, var reporter: Reporter) * * @param sym A class symbol, object symbol, package, or package class. */ - @deprecated("use invalidateClassPathEntries instead") + @deprecated("use invalidateClassPathEntries instead", "2.10.0") def clearOnNextRun(sym: Symbol) = false /* To try out clearOnNext run on the scala.tools.nsc project itself * replace `false` above with the following code @@ -1305,7 +1305,7 @@ class Global(var currentSettings: Settings, var reporter: Reporter) /** Reset all classes contained in current project, as determined by * the clearOnNextRun hook */ - @deprecated("use invalidateClassPathEntries instead") + @deprecated("use invalidateClassPathEntries instead", "2.10.0") def resetProjectClasses(root: Symbol): Unit = try { def unlink(sym: Symbol) = if (sym != NoSymbol) root.info.decls.unlink(sym) diff --git a/src/compiler/scala/tools/nsc/doc/html/HtmlPage.scala b/src/compiler/scala/tools/nsc/doc/html/HtmlPage.scala index 2c719e5d70..b47e9f5784 100644 --- a/src/compiler/scala/tools/nsc/doc/html/HtmlPage.scala +++ b/src/compiler/scala/tools/nsc/doc/html/HtmlPage.scala @@ -117,7 +117,7 @@ abstract class HtmlPage extends Page { thisPage => case Underline(in) => <u>{ inlineToHtml(in) }</u> case Superscript(in) => <sup>{ inlineToHtml(in) }</sup> case Subscript(in) => <sub>{ inlineToHtml(in) }</sub> - case Link(raw, title) => <a href={ raw }>{ inlineToHtml(title) }</a> + case Link(raw, title) => <a href={ raw } target="_blank">{ inlineToHtml(title) }</a> case Monospace(in) => <code>{ inlineToHtml(in) }</code> case Text(text) => scala.xml.Text(text) case Summary(in) => inlineToHtml(in) diff --git a/src/compiler/scala/tools/nsc/doc/model/ModelFactory.scala b/src/compiler/scala/tools/nsc/doc/model/ModelFactory.scala index 86bf1f1efd..48624ec28f 100644 --- a/src/compiler/scala/tools/nsc/doc/model/ModelFactory.scala +++ b/src/compiler/scala/tools/nsc/doc/model/ModelFactory.scala @@ -861,7 +861,7 @@ class ModelFactory(val global: Global, val settings: doc.Settings) { inTpl.members.find(_.sym == aSym) } - @deprecated("2.10", "Use findLinkTarget instead!") + @deprecated("Use `findLinkTarget` instead.", "2.10.0") def findTemplate(query: String): Option[DocTemplateImpl] = { assert(modelFinished) docTemplatesCache.values find { (tpl: DocTemplateImpl) => tpl.qualifiedName == query && !packageDropped(tpl) && !tpl.isObject } diff --git a/src/compiler/scala/tools/nsc/doc/model/comment/CommentFactory.scala b/src/compiler/scala/tools/nsc/doc/model/comment/CommentFactory.scala index 1baa7f9831..924ebb8a3b 100644 --- a/src/compiler/scala/tools/nsc/doc/model/comment/CommentFactory.scala +++ b/src/compiler/scala/tools/nsc/doc/model/comment/CommentFactory.scala @@ -147,7 +147,7 @@ trait CommentFactory { thisFactory: ModelFactory with CommentFactory with Member case (group, body) => try { body match { - case Body(List(Paragraph(Chain(List(Summary(Text(prio))))))) => List(group -> prio.toInt) + case Body(List(Paragraph(Chain(List(Summary(Text(prio))))))) => List(group -> prio.trim.toInt) case _ => List() } } catch { diff --git a/src/compiler/scala/tools/nsc/interactive/CompilerControl.scala b/src/compiler/scala/tools/nsc/interactive/CompilerControl.scala index 3de2359ce3..ae38a082ca 100644 --- a/src/compiler/scala/tools/nsc/interactive/CompilerControl.scala +++ b/src/compiler/scala/tools/nsc/interactive/CompilerControl.scala @@ -69,11 +69,11 @@ trait CompilerControl { self: Global => * if it does not yet exist create a new one atomically * Note: We want to get roid of this operation as it messes compiler invariants. */ - @deprecated("use getUnitOf(s) or onUnitOf(s) instead") + @deprecated("use getUnitOf(s) or onUnitOf(s) instead", "2.10.0") def unitOf(s: SourceFile): RichCompilationUnit = getOrCreateUnitOf(s) /** The compilation unit corresponding to a position */ - @deprecated("use getUnitOf(pos.source) or onUnitOf(pos.source) instead") + @deprecated("use getUnitOf(pos.source) or onUnitOf(pos.source) instead", "2.10.0") def unitOf(pos: Position): RichCompilationUnit = getOrCreateUnitOf(pos.source) /** Removes the CompilationUnit corresponding to the given SourceFile @@ -232,7 +232,7 @@ trait CompilerControl { self: Global => /** Tells the compile server to shutdown, and not to restart again */ def askShutdown() = scheduler raise ShutdownReq - @deprecated("use parseTree(source) instead") // deleted 2nd parameter, as this has to run on 2.8 also. + @deprecated("use parseTree(source) instead", "2.10.0") // deleted 2nd parameter, as this has to run on 2.8 also. def askParse(source: SourceFile, response: Response[Tree]) = respond(response) { parseTree(source) } diff --git a/src/compiler/scala/tools/nsc/typechecker/Infer.scala b/src/compiler/scala/tools/nsc/typechecker/Infer.scala index 0c3dcb9342..cb5fc8df5a 100644 --- a/src/compiler/scala/tools/nsc/typechecker/Infer.scala +++ b/src/compiler/scala/tools/nsc/typechecker/Infer.scala @@ -517,7 +517,7 @@ trait Infer extends Checkable { val tvars = tparams map freshVar if (isConservativelyCompatible(restpe.instantiateTypeParams(tparams, tvars), pt)) map2(tparams, tvars)((tparam, tvar) => - instantiateToBound(tvar, inferVariance(formals, restpe)(tparam))) + instantiateToBound(tvar, varianceInTypes(formals)(tparam))) else tvars map (tvar => WildcardType) } @@ -647,24 +647,13 @@ trait Infer extends Checkable { "argument expression's type is not compatible with formal parameter type" + foundReqMsg(tp1, pt1)) } } - val targs = solvedTypes( - tvars, tparams, tparams map inferVariance(formals, restpe), + tvars, tparams, tparams map varianceInTypes(formals), false, lubDepth(formals) max lubDepth(argtpes) ) adjustTypeArgs(tparams, tvars, targs, restpe) } - /** Determine which variance to assume for the type paraneter. We first chose the variance - * that minimizes any formal parameters. If that is still undetermined, because the type parameter - * does not appear as a formal parameter type, then we pick the variance so that it minimizes the - * method's result type instead. - */ - private def inferVariance(formals: List[Type], restpe: Type)(tparam: Symbol): Int = { - val v = varianceInTypes(formals)(tparam) - if (v != VarianceFlags) v else varianceInType(restpe)(tparam) - } - private[typechecker] def followApply(tp: Type): Type = tp match { case NullaryMethodType(restp) => val restp1 = followApply(restp) diff --git a/src/library/rootdoc.txt b/src/library/rootdoc.txt index da27a0084b..0722d808bf 100644 --- a/src/library/rootdoc.txt +++ b/src/library/rootdoc.txt @@ -4,24 +4,25 @@ This is the documentation for the Scala standard library. The [[scala]] package contains core types. -scala.[[scala.collection]] and its subpackages contain a collections framework with higher-order functions for manipulation. Both [[scala.collection.immutable]] and [[scala.collection.mutable]] data structures are available, with immutable as the default. The [[scala.collection.parallel]] collections provide automatic parallel operation. +[[scala.collection `scala.collection`]] and its subpackages contain a collections framework with higher-order functions for manipulation. Both [[scala.collection.immutable `scala.collection.immutable`]] and [[scala.collection.mutable `scala.collection.mutable`]] data structures are available, with immutable as the default. The [[scala.collection.parallel `scala.collection.parallel`]] collections provide automatic parallel operation. Other important packages include: - - scala.[[scala.actors]] - Concurrency framework inspired by Erlang. - - scala.[[scala.io]] - Input and output. - - scala.[[scala.math]] - Basic math functions and additional numeric types. - - scala.[[scala.sys]] - Interaction with other processes and the operating system. - - scala.util.[[scala.util.matching]] - Pattern matching in text using regular expressions. - - scala.util.parsing.[[scala.util.parsing.combinator]] - Composable combinators for parsing. - - scala.[[scala.xml]] - XML parsing, manipulation, and serialization. + - [[scala.actors `scala.actors`]] - Concurrency framework inspired by Erlang. + - [[scala.io `scala.io`]] - Input and output. + - [[scala.math `scala.math`]] - Basic math functions and additional numeric types. + - [[scala.sys `scala.sys`]] - Interaction with other processes and the operating system. + - [[scala.util.matching `scala.util.matching`]] - Pattern matching in text using regular expressions. + - [[scala.util.parsing.combinator `scala.util.parsing.combinator`]] - Composable combinators for parsing. + - [[scala.xml `scala.xml`]] - XML parsing, manipulation, and serialization. Many other packages exist. See the complete list on the left. == Automatic imports == -Identifiers in the scala package and the [[scala.Predef]] object are always in scope by default. +Identifiers in the scala package and the [[scala.Predef `scala.Predef`]] object are always in scope by default. -Some of these identifiers are type aliases provided as shortcuts to commonly used classes. For example, `List` is an alias for scala.collection.immutable.[[scala.collection.immutable.List]]. +Some of these identifiers are type aliases provided as shortcuts to commonly used classes. For example, `List` is an alias for +[[scala.collection.immutable.List `scala.collection.immutable.List`]]. Other aliases refer to classes provided by the underlying platform. For example, on the JVM, `String` is an alias for `java.lang.String`. diff --git a/src/library/scala/StringContext.scala b/src/library/scala/StringContext.scala index 17c1d0d2ba..fb43d56020 100644 --- a/src/library/scala/StringContext.scala +++ b/src/library/scala/StringContext.scala @@ -8,7 +8,7 @@ package scala -/** This class provides the basic mechanism to do String Interpolation. +/** This class provides the basic mechanism to do String Interpolation. * String Interpolation allows users * to embed variable references directly in *processed* string literals. * Here's an example: @@ -26,7 +26,7 @@ package scala * is rewritten to be: * * {{{ - * new StringContext("Hello, ", "").s(name) + * StringContext("Hello, ", "").s(name) * }}} * * By default, this class provides the `raw`, `s` and `f` methods as @@ -36,7 +36,7 @@ package scala * which adds a method to `StringContext`. Here's an example: * {{{ * implicit class JsonHelper(val sc: StringContext) extends AnyVal { - * def json(args: Any*): JSONObject = ... + * def json(args: Any*): JSONObject = ... * } * val x: JSONObject = json"{ a: $a }" * }}} @@ -72,7 +72,7 @@ case class StringContext(parts: String*) { * println(s"Hello, $name") // Hello, James * }}} * In this example, the expression $name is replaced with the `toString` of the - * variable `name`. + * variable `name`. * The `s` interpolator can take the `toString` of any arbitrary expression within * a `${}` block, for example: * {{{ @@ -97,6 +97,13 @@ case class StringContext(parts: String*) { * * For example, the raw processed string `raw"a\nb"` is equal to the scala string `"a\\nb"`. * + * ''Note:'' Even when using the raw interpolator, Scala will preprocess unicode escapes. + * For example: + * {{{ + * scala> raw"\u0123" + * res0: String = ģ + * }}} + * * @param `args` The arguments to be inserted into the resulting string. * @throws An `IllegalArgumentException` * if the number of `parts` in the enclosing `StringContext` does not exceed @@ -126,7 +133,7 @@ case class StringContext(parts: String*) { * that starts with a formatting specifier, the expression is formatted according to that * specifier. All specifiers allowed in Java format strings are handled, and in the same * way they are treated in Java. - * + * * For example: * {{{ * val height = 1.9d diff --git a/src/library/scala/annotation/migration.scala b/src/library/scala/annotation/migration.scala index f60c827620..a55c7006a1 100644 --- a/src/library/scala/annotation/migration.scala +++ b/src/library/scala/annotation/migration.scala @@ -25,6 +25,6 @@ package scala.annotation * @since 2.8 */ private[scala] final class migration(message: String, changedIn: String) extends scala.annotation.StaticAnnotation { - @deprecated("Use the constructor taking two Strings instead.", "2.10") + @deprecated("Use the constructor taking two Strings instead.", "2.10.0") def this(majorVersion: Int, minorVersion: Int, message: String) = this(message, majorVersion + "." + minorVersion) } diff --git a/src/library/scala/collection/TraversableOnce.scala b/src/library/scala/collection/TraversableOnce.scala index d77d278fca..f912304680 100644 --- a/src/library/scala/collection/TraversableOnce.scala +++ b/src/library/scala/collection/TraversableOnce.scala @@ -366,9 +366,9 @@ trait TraversableOnce[+A] extends Any with GenTraversableOnce[A] { object TraversableOnce { - @deprecated("use OnceCanBuildFrom instead") + @deprecated("use OnceCanBuildFrom instead", "2.10.0") def traversableOnceCanBuildFrom[T] = new OnceCanBuildFrom[T] - @deprecated("use MonadOps instead") + @deprecated("use MonadOps instead", "2.10.0") def wrapTraversableOnce[A](trav: TraversableOnce[A]) = new MonadOps(trav) implicit def alternateImplicit[A](trav: TraversableOnce[A]) = new ForceImplicitAmbiguity diff --git a/src/library/scala/collection/immutable/BitSet.scala b/src/library/scala/collection/immutable/BitSet.scala index 1b676e2d2f..d79e2adbda 100644 --- a/src/library/scala/collection/immutable/BitSet.scala +++ b/src/library/scala/collection/immutable/BitSet.scala @@ -31,7 +31,7 @@ abstract class BitSet extends scala.collection.AbstractSet[Int] with Serializable { override def empty = BitSet.empty - @deprecated("Use BitSet.fromBitMask[NoCopy] instead of fromArray", "2.10") + @deprecated("Use BitSet.fromBitMask[NoCopy] instead of fromArray", "2.10.0") def fromArray(elems: Array[Long]): BitSet = fromBitMaskNoCopy(elems) protected def fromBitMaskNoCopy(elems: Array[Long]): BitSet = BitSet.fromBitMaskNoCopy(elems) @@ -82,7 +82,7 @@ object BitSet extends BitSetFactory[BitSet] { implicit def canBuildFrom: CanBuildFrom[BitSet, Int, BitSet] = bitsetCanBuildFrom /** A bitset containing all the bits in an array */ - @deprecated("Use fromBitMask[NoCopy] instead of fromArray", "2.10") + @deprecated("Use fromBitMask[NoCopy] instead of fromArray", "2.10.0") def fromArray(elems: Array[Long]): BitSet = fromBitMaskNoCopy(elems) /** A bitset containing all the bits in an array */ diff --git a/src/library/scala/collection/immutable/RedBlack.scala b/src/library/scala/collection/immutable/RedBlack.scala index a3ab27f814..77e5a87e73 100644 --- a/src/library/scala/collection/immutable/RedBlack.scala +++ b/src/library/scala/collection/immutable/RedBlack.scala @@ -18,7 +18,7 @@ package immutable * * @since 2.3 */ -@deprecated("use `TreeMap` or `TreeSet` instead", "2.10") +@deprecated("use `TreeMap` or `TreeSet` instead", "2.10.0") @SerialVersionUID(8691885935445612921L) abstract class RedBlack[A] extends Serializable { diff --git a/src/library/scala/collection/immutable/TreeMap.scala b/src/library/scala/collection/immutable/TreeMap.scala index 51bc76efc3..f7a24f3d66 100644 --- a/src/library/scala/collection/immutable/TreeMap.scala +++ b/src/library/scala/collection/immutable/TreeMap.scala @@ -51,7 +51,7 @@ class TreeMap[A, +B] private (tree: RB.Tree[A, B])(implicit val ordering: Orderi with MapLike[A, B, TreeMap[A, B]] with Serializable { - @deprecated("use `ordering.lt` instead", "2.10") + @deprecated("use `ordering.lt` instead", "2.10.0") def isSmaller(x: A, y: A) = ordering.lt(x, y) override protected[this] def newBuilder : Builder[(A, B), TreeMap[A, B]] = diff --git a/src/library/scala/collection/immutable/TreeSet.scala b/src/library/scala/collection/immutable/TreeSet.scala index 697da2bc4b..0fdb16c23b 100644 --- a/src/library/scala/collection/immutable/TreeSet.scala +++ b/src/library/scala/collection/immutable/TreeSet.scala @@ -96,7 +96,7 @@ class TreeSet[A] private (tree: RB.Tree[A, Unit])(implicit val ordering: Orderin override def takeWhile(p: A => Boolean) = take(countWhile(p)) override def span(p: A => Boolean) = splitAt(countWhile(p)) - @deprecated("use `ordering.lt` instead", "2.10") + @deprecated("use `ordering.lt` instead", "2.10.0") def isSmaller(x: A, y: A) = compare(x,y) < 0 def this()(implicit ordering: Ordering[A]) = this(null)(ordering) diff --git a/src/library/scala/language.scala b/src/library/scala/language.scala index 297f344f65..c638f531bb 100644 --- a/src/library/scala/language.scala +++ b/src/library/scala/language.scala @@ -1,5 +1,28 @@ package scala +/** + * The `scala.language` object controls the language features available to the programmer, as proposed in the + * [[https://docs.google.com/document/d/1nlkvpoIRkx7at1qJEZafJwthZ3GeIklTFhqmXMvTX9Q/edit '''SIP-18 document''']]. + * + * Each of these features has to be explicitly imported into the current scope to become available: + * {{{ + * import language.postfixOps // or language._ + * List(1, 2, 3) reverse + * }}} + * + * The language features are: + * - [[dynamics `dynamics`]] enables defining calls rewriting using the [[scala.Dynamic `Dynamic`]] trait + * - [[postfixOps `postfixOps`]] enables postfix operators + * - [[reflectiveCalls `reflectiveCalls`]] enables using structural types + * - [[implicitConversions `implicitConversions`]] enables defining implicit methods and members + * - [[higherKinds `higherKinds`]] enables writing higher-kinded types + * - [[existentials `existentials`]] enables writing existential types + * - [[experimental `experimental`]] contains newer features that have not yet been tested in production + * + * @groupname production Language Features + * @groupname experimental Experimental Language Features + * @groupprio experimental 10 + */ object language { import languageFeature._ @@ -10,21 +33,25 @@ object language { * selection of existing subclasses of trait Dynamic are unaffected; * they can be used anywhere. * - * _Why introduce the feature?_ To enable flexible DSLs and convenient interfacing + * '''Why introduce the feature?''' To enable flexible DSLs and convenient interfacing * with dynamic languages. * - * _Why control it?_ Dynamic member selection can undermine static checkability + * '''Why control it?''' Dynamic member selection can undermine static checkability * of programs. Furthermore, dynamic member selection often relies on reflection, * which is not available on all platforms. + * + * @group production */ implicit lazy val dynamics: dynamics = languageFeature.dynamics /** Only where enabled, postfix operator notation `(expr op)` will be allowed. * - * _Why keep the feature?_ Several DSLs written in Scala need the notation. + * '''Why keep the feature?''' Several DSLs written in Scala need the notation. * - * _Why control it?_ Postfix operators interact poorly with semicolon inference. + * '''Why control it?''' Postfix operators interact poorly with semicolon inference. * Most programmers avoid them for this reason. + * + * @group production */ implicit lazy val postfixOps: postfixOps = languageFeature.postfixOps @@ -34,13 +61,15 @@ object language { * not override any member in `Parents`. To access one of these members, a * reflective call is needed. * - * _Why keep the feature?_ Structural types provide great flexibility because + * '''Why keep the feature?''' Structural types provide great flexibility because * they avoid the need to define inheritance hierarchies a priori. Besides, * their definition falls out quite naturally from Scala’s concept of type refinement. * - * _Why control it?+ Reflection is not available on all platforms. Popular tools + * '''Why control it?''' Reflection is not available on all platforms. Popular tools * such as ProGuard have problems dealing with it. Even where reflection is available, * reflective dispatch can lead to surprising performance degradations. + * + * @group production */ implicit lazy val reflectiveCalls: reflectiveCalls = languageFeature.reflectiveCalls @@ -49,32 +78,36 @@ object language { * or an implicit method that has in its first parameter section a single, * non-implicit parameter. Examples: * + * {{{ * implicit def stringToInt(s: String): Int = s.length * implicit val conv = (s: String) => s.length - * implicit def listToX(xs: List[T])(implicit f: T => X): X = … + * implicit def listToX(xs: List[T])(implicit f: T => X): X = ... + * }}} * * implicit values of other types are not affected, and neither are implicit * classes. * - * _Why keep the feature?_ Implicit conversions are central to many aspects + * '''Why keep the feature?''' Implicit conversions are central to many aspects * of Scala’s core libraries. * - * _Why control it?_ Implicit conversions are known to cause many pitfalls + * '''Why control it?''' Implicit conversions are known to cause many pitfalls * if over-used. And there is a tendency to over-use them because they look * very powerful and their effects seem to be easy to understand. Also, in * most situations using implicit parameters leads to a better design than * implicit conversions. + * + * @group production */ implicit lazy val implicitConversions: implicitConversions = languageFeature.implicitConversions /** Only where this flag is enabled, higher-kinded types can be written. * - * _Why keep the feature?_ Higher-kinded types enable the definition of very general + * '''Why keep the feature?''' Higher-kinded types enable the definition of very general * abstractions such as functor, monad, or arrow. A significant set of advanced * libraries relies on them. Higher-kinded types are also at the core of the * scala-virtualized effort to produce high-performance parallel DSLs through staging. * - * _Why control it?_ Higher kinded types in Scala lead to a Turing-complete + * '''Why control it?''' Higher kinded types in Scala lead to a Turing-complete * type system, where compiler termination is no longer guaranteed. They tend * to be useful mostly for type-level computation and for highly generic design * patterns. The level of abstraction implied by these design patterns is often @@ -85,6 +118,8 @@ object language { * higher-kinded types will change in future versions of Scala. So an explicit * enabling also serves as a warning that code involving higher-kinded types * might have to be slightly revised in the future. + * + * @group production */ implicit lazy val higherKinds: higherKinds = languageFeature.higherKinds @@ -93,17 +128,31 @@ object language { * types of methods. Existential types with wildcard type syntax such as `List[_]`, * or `Map[String, _]` are not affected. * - * _Why keep the feature?_ Existential types are needed to make sense of Java’s wildcard + * '''Why keep the feature?''' Existential types are needed to make sense of Java’s wildcard * types and raw types and the erased types of run-time values. * - * Why control it? Having complex existential types in a code base usually makes + * '''Why control it?''' Having complex existential types in a code base usually makes * application code very brittle, with a tendency to produce type errors with * obscure error messages. Therefore, going overboard with existential types * is generally perceived not to be a good idea. Also, complicated existential types * might be no longer supported in a future simplification of the language. + * + * @group production */ implicit lazy val existentials: existentials = languageFeature.existentials + /** The experimental object contains features that have been recently added but have not + * been thoroughly tested in production yet. + * + * Experimental features '''may undergo API changes''' in future releases, so production + * code should not rely on them. + * + * Programmers are encouraged to try out experimental features and + * [[http://issues.scala-lang.org report any bugs or API inconsistencies]] + * they encounter so they can be improved in future releases. + * + * @group experimental + */ object experimental { import languageFeature.experimental._ @@ -111,12 +160,12 @@ object language { /** Where enabled, macro definitions are allowed. Macro implementations and * macro applications are unaffected; they can be used anywhere. * - * _Why introduce the feature?_ Macros promise to make the language more regular, + * '''Why introduce the feature?''' Macros promise to make the language more regular, * replacing ad-hoc language constructs with a general powerful abstraction * capability that can express them. Macros are also a more disciplined and * powerful replacement for compiler plugins. * - * _Why control it?_ For their very power, macros can lead to code that is hard + * '''Why control it?''' For their very power, macros can lead to code that is hard * to debug and understand. */ implicit lazy val macros: macros = languageFeature.experimental.macros diff --git a/src/library/scala/testing/Show.scala b/src/library/scala/testing/Show.scala index da1868c7f6..c6c58f5da2 100644 --- a/src/library/scala/testing/Show.scala +++ b/src/library/scala/testing/Show.scala @@ -37,7 +37,7 @@ trait Show { } } - @deprecated("use SymApply instead", "2.10") + @deprecated("use SymApply instead", "2.10.0") def symApply(sym: Symbol): SymApply = new SymApply(sym) /** Apply method with name of given symbol `f` to given arguments and return diff --git a/src/library/scala/util/Either.scala b/src/library/scala/util/Either.scala index f0253eee07..51342eda78 100644 --- a/src/library/scala/util/Either.scala +++ b/src/library/scala/util/Either.scala @@ -221,7 +221,7 @@ object Either { case Right(a) => a } } - @deprecated("use MergeableEither instead", "2.10") + @deprecated("use MergeableEither instead", "2.10.0") def either2mergeable[A](x: Either[A, A]): MergeableEither[A] = new MergeableEither(x) /** diff --git a/src/library/scala/xml/Elem.scala b/src/library/scala/xml/Elem.scala index 2ca1dbfcd0..a92d7859c3 100755 --- a/src/library/scala/xml/Elem.scala +++ b/src/library/scala/xml/Elem.scala @@ -59,7 +59,7 @@ class Elem( val child: Node*) extends Node with Serializable { - @deprecated("This constructor is retained for backward compatibility. Please use the primary constructor, which lets you specify your own preference for `minimizeEmpty`.", "2.10") + @deprecated("This constructor is retained for backward compatibility. Please use the primary constructor, which lets you specify your own preference for `minimizeEmpty`.", "2.10.0") def this(prefix: String, label: String, attributes: MetaData, scope: NamespaceBinding, child: Node*) = { this(prefix, label, attributes, scope, child.isEmpty, child: _*) } diff --git a/src/library/scala/xml/Utility.scala b/src/library/scala/xml/Utility.scala index 50a284d7cd..b390235d59 100755 --- a/src/library/scala/xml/Utility.scala +++ b/src/library/scala/xml/Utility.scala @@ -175,7 +175,7 @@ object Utility extends AnyRef with parsing.TokenTests { * Note that calling this source-compatible method will result in the same old, arguably almost universally unwanted, * behaviour. */ - @deprecated("Please use `serialize` instead and specify a `minimizeTags` parameter", "2.10") + @deprecated("Please use `serialize` instead and specify a `minimizeTags` parameter", "2.10.0") def toXML( x: Node, pscope: NamespaceBinding = TopScope, diff --git a/test/files/jvm/actmig-PinS_1.scala b/test/files/jvm/actmig-PinS_1.scala index 876688ca75..495852e812 100644 --- a/test/files/jvm/actmig-PinS_1.scala +++ b/test/files/jvm/actmig-PinS_1.scala @@ -9,7 +9,7 @@ import scala.concurrent.{ Promise, Await } object SillyActor { val startPromise = Promise[Boolean]() - val ref = MigrationSystem.actorOf(Props(() => new SillyActor, "akka.actor.default-stash-dispatcher")) + val ref = ActorDSL.actor(new SillyActor) } /* PinS, Listing 32.1: A simple actor @@ -27,7 +27,7 @@ class SillyActor extends Actor { object SeriousActor { val startPromise = Promise[Boolean]() - val ref = MigrationSystem.actorOf(Props(() => new SeriousActor, "akka.actor.default-stash-dispatcher")) + val ref = ActorDSL.actor(new SeriousActor) } class SeriousActor extends Actor { @@ -72,7 +72,7 @@ object Test extends App { /* PinS, Listing 32.2: An actor that calls receive */ - def makeEchoActor(): ActorRef = MigrationSystem.actorOf(Props(() => new Actor { + def makeEchoActor(): ActorRef = ActorDSL.actor(new Actor { def act() { while (true) { receive { @@ -83,20 +83,20 @@ object Test extends App { } } } - }, "akka.actor.default-stash-dispatcher")) + }) /* PinS, page 696 */ - def makeIntActor(): ActorRef = MigrationSystem.actorOf(Props(() => new Actor { + def makeIntActor(): ActorRef = ActorDSL.actor(new Actor { def act() { receive { case x: Int => // I only want Ints println("Got an Int: " + x) } } - }, "akka.actor.default-stash-dispatcher")) + }) - MigrationSystem.actorOf(Props(() => new Actor { + ActorDSL.actor(new Actor { def act() { trapExit = true link(SillyActor.ref) @@ -109,15 +109,14 @@ object Test extends App { case Exit(_: SeriousActor, _) => val seriousPromise2 = Promise[Boolean]() // PinS, page 694 - val seriousActor2 = MigrationSystem.actorOf(Props(() => + val seriousActor2 = ActorDSL.actor( new Actor { def act() { for (i <- 1 to 5) println("That is the question.") seriousPromise2.success(true) } - } - , "akka.actor.default-stash-dispatcher")) + }) Await.ready(seriousPromise2.future, 5 seconds) val echoActor = makeEchoActor() @@ -136,5 +135,5 @@ object Test extends App { } } } - }, "akka.actor.default-stash-dispatcher")) + }) } diff --git a/test/files/jvm/actmig-PinS_2.scala b/test/files/jvm/actmig-PinS_2.scala index 7d12578f71..508525463f 100644 --- a/test/files/jvm/actmig-PinS_2.scala +++ b/test/files/jvm/actmig-PinS_2.scala @@ -9,7 +9,7 @@ import scala.concurrent.{ Promise, Await } object SillyActor { val startPromise = Promise[Boolean]() - val ref = MigrationSystem.actorOf(Props(() => new SillyActor, "default-stash-dispatcher")) + val ref = ActorDSL.actor(new SillyActor) } /* PinS, Listing 32.1: A simple actor @@ -29,7 +29,7 @@ class SillyActor extends StashingActor { object SeriousActor { val startPromise = Promise[Boolean]() - val ref = MigrationSystem.actorOf(Props(() => new SeriousActor, "default-stash-dispatcher")) + val ref = ActorDSL.actor(new SeriousActor) } class SeriousActor extends StashingActor { @@ -44,7 +44,7 @@ class SeriousActor extends StashingActor { /* PinS, Listing 32.3: An actor that calls react */ object NameResolver { - val ref = MigrationSystem.actorOf(Props(() => new NameResolver, "default-stash-dispatcher")) + val ref = ActorDSL.actor(new NameResolver) } class NameResolver extends StashingActor { @@ -80,7 +80,7 @@ object Test extends App { /* PinS, Listing 32.2: An actor that calls receive */ - def makeEchoActor(): ActorRef = MigrationSystem.actorOf(Props(() => + def makeEchoActor(): ActorRef = ActorDSL.actor( new StashingActor { def receive = { case _ => println("Nop") } @@ -94,11 +94,11 @@ object Test extends App { } } } - }, "default-stash-dispatcher")) + }) /* PinS, page 696 */ - def makeIntActor(): ActorRef = MigrationSystem.actorOf(Props(() =>new StashingActor { + def makeIntActor(): ActorRef = ActorDSL.actor(new StashingActor { def receive = { case _ => println("Nop") } @@ -108,9 +108,9 @@ object Test extends App { println("Got an Int: " + x) } } - }, "default-stash-dispatcher")) + }) - MigrationSystem.actorOf(Props(() => new StashingActor { + ActorDSL.actor(new StashingActor { def receive = { case _ => println("Nop") } @@ -126,7 +126,7 @@ object Test extends App { case Exit(_: SeriousActor, _) => val seriousPromise2 = Promise[Boolean]() // PinS, page 694 - val seriousActor2 = MigrationSystem.actorOf(Props(() =>{ + val seriousActor2 = ActorDSL.actor( new StashingActor { def receive = { case _ => println("Nop") } @@ -136,8 +136,7 @@ object Test extends App { println("That is the question.") seriousPromise2.success(true) } - } - }, "default-stash-dispatcher")) + }) Await.ready(seriousPromise2.future, 5 seconds) val echoActor = makeEchoActor() @@ -156,5 +155,5 @@ object Test extends App { } } } - }, "default-stash-dispatcher")) + }) } diff --git a/test/files/jvm/actmig-PinS_3.scala b/test/files/jvm/actmig-PinS_3.scala index c2943008b0..6c6ec6789b 100644 --- a/test/files/jvm/actmig-PinS_3.scala +++ b/test/files/jvm/actmig-PinS_3.scala @@ -7,10 +7,9 @@ import scala.actors.migration._ import scala.concurrent.duration._ import scala.concurrent.{ Promise, Await } - object SillyActor { val startPromise = Promise[Boolean]() - val ref = MigrationSystem.actorOf(Props(() => new SillyActor, "default-stash-dispatcher")) + val ref = ActorDSL.actor(new SillyActor) } /* PinS, Listing 32.1: A simple actor @@ -32,7 +31,7 @@ class SillyActor extends StashingActor { object SeriousActor { val startPromise = Promise[Boolean]() - val ref = MigrationSystem.actorOf(Props(() => new SeriousActor, "default-stash-dispatcher")) + val ref = ActorDSL.actor(new SeriousActor) } class SeriousActor extends StashingActor { @@ -48,7 +47,7 @@ class SeriousActor extends StashingActor { /* PinS, Listing 32.3: An actor that calls react */ object NameResolver { - val ref = MigrationSystem.actorOf(Props(() => new NameResolver, "default-stash-dispatcher")) + val ref = ActorDSL.actor(new NameResolver) } class NameResolver extends StashingActor { @@ -78,7 +77,7 @@ object Test extends App { /* PinS, Listing 32.2: An actor that calls receive */ - def makeEchoActor(): ActorRef = MigrationSystem.actorOf(Props(() => new StashingActor { + def makeEchoActor(): ActorRef = ActorDSL.actor(new StashingActor { def receive = { // how to handle receive case 'stop => @@ -86,11 +85,11 @@ object Test extends App { case msg => println("received message: " + msg) } - }, "default-stash-dispatcher")) + }) /* PinS, page 696 */ - def makeIntActor(): ActorRef = MigrationSystem.actorOf(Props(() => new StashingActor { + def makeIntActor(): ActorRef = ActorDSL.actor(new StashingActor { def receive = { case x: Int => // I only want Ints @@ -99,9 +98,9 @@ object Test extends App { context.stop(self) case _ => stash() } - }, "default-stash-dispatcher")) + }) - MigrationSystem.actorOf(Props(() => new StashingActor { + ActorDSL.actor(new StashingActor { val silly = SillyActor.ref override def preStart() { @@ -119,7 +118,7 @@ object Test extends App { case Terminated(`serious`) => val seriousPromise2 = Promise[Boolean]() // PinS, page 694 - val seriousActor2 = MigrationSystem.actorOf(Props(() => { + val seriousActor2 = ActorDSL.actor( new StashingActor { def receive = { case _ => context.stop(self) } @@ -130,8 +129,7 @@ object Test extends App { seriousPromise2.success(true) context.stop(self) } - } - }, "default-stash-dispatcher")) + }) Await.ready(seriousPromise2.future, 5 seconds) val echoActor = makeEchoActor() @@ -162,5 +160,5 @@ object Test extends App { println("Stash 3 " + m) stash(m) } - }, "default-stash-dispatcher")) + }) } diff --git a/test/files/jvm/actmig-instantiation.check b/test/files/jvm/actmig-instantiation.check index 4c13d5c0a1..08ef979794 100644 --- a/test/files/jvm/actmig-instantiation.check +++ b/test/files/jvm/actmig-instantiation.check @@ -1,5 +1,5 @@ -OK error: java.lang.RuntimeException: In order to create StashingActor one must use actorOf. -OK error: java.lang.RuntimeException: Only one actor can be created per actorOf call. +OK error: java.lang.RuntimeException: In order to create a StashingActor one must use the ActorDSL object +OK error: java.lang.RuntimeException: Cannot create more than one actor 0 100 200 diff --git a/test/files/jvm/actmig-instantiation.scala b/test/files/jvm/actmig-instantiation.scala index d54dff9558..2e3ffc3c30 100644 --- a/test/files/jvm/actmig-instantiation.scala +++ b/test/files/jvm/actmig-instantiation.scala @@ -2,7 +2,6 @@ * NOTE: Code snippets from this test are included in the Actor Migration Guide. In case you change * code in these tests prior to the 2.10.0 release please send the notification to @vjovanov. */ -import scala.actors.migration.MigrationSystem._ import scala.actors.migration._ import scala.actors.Actor._ import scala.actors._ @@ -35,53 +34,53 @@ object Test { a1 ! 100 // simple instantiation - val a2 = MigrationSystem.actorOf(Props(() => new TestStashingActor, "akka.actor.default-stash-dispatcher")) + val a2 = ActorDSL.actor(new TestStashingActor) a2 ! 200 toStop += a2 // actor of with scala actor - val a3 = MigrationSystem.actorOf(Props(() => actor { + val a3 = ActorDSL.actor(actor { react { case v: Int => Test.append(v); Test.latch.countDown() } - }, "akka.actor.default-stash-dispatcher")) + }) a3 ! 300 // using the manifest - val a4 = MigrationSystem.actorOf(Props(() => new TestStashingActor, "akka.actor.default-stash-dispatcher")) + val a4 = ActorDSL.actor(new TestStashingActor) a4 ! 400 toStop += a4 // deterministic part of a test - // creation without actorOf + // creation without actor try { val a3 = new TestStashingActor a3 ! -1 } catch { - case e => println("OK error: " + e) + case e: Throwable => println("OK error: " + e) } - // actorOf double creation + // actor double creation try { - val a3 = MigrationSystem.actorOf(Props(() => { + val a3 = ActorDSL.actor({ new TestStashingActor new TestStashingActor - }, "akka.actor.default-stash-dispatcher")) + }) a3 ! -1 } catch { - case e => println("OK error: " + e) + case e: Throwable => println("OK error: " + e) } - // actorOf nesting + // actor nesting try { - val a5 = MigrationSystem.actorOf(Props(() => { - val a6 = MigrationSystem.actorOf(Props(() => new TestStashingActor, "akka.actor.default-stash-dispatcher")) + val a5 = ActorDSL.actor({ + val a6 = ActorDSL.actor(new TestStashingActor) toStop += a6 new TestStashingActor - }, "akka.actor.default-stash-dispatcher")) + }) a5 ! 500 toStop += a5 } catch { - case e => println("Should not throw an exception: " + e) + case e: Throwable => println("Should not throw an exception: " + e) } // output @@ -93,4 +92,4 @@ object Test { buff.sorted.foreach(println) toStop.foreach(_ ! PoisonPill) } -}
\ No newline at end of file +} diff --git a/test/files/jvm/actmig-loop-react.scala b/test/files/jvm/actmig-loop-react.scala index 7f4c6f96dc..c9a3664526 100644 --- a/test/files/jvm/actmig-loop-react.scala +++ b/test/files/jvm/actmig-loop-react.scala @@ -2,7 +2,6 @@ * NOTE: Code snippets from this test are included in the Actor Migration Guide. In case you change * code in these tests prior to the 2.10.0 release please send the notification to @vjovanov. */ -import scala.actors.migration.MigrationSystem._ import scala.actors.Actor._ import scala.actors._ import scala.actors.migration._ @@ -40,7 +39,7 @@ object Test { Await.ready(finishedLWCR1.future, 5 seconds) // Loop with Condition Snippet - migrated - val myAkkaActor = MigrationSystem.actorOf(Props(() => new StashingActor { + val myAkkaActor = ActorDSL.actor(new StashingActor { def receive = { case x: Int => @@ -51,7 +50,7 @@ object Test { context.stop(self) } } - }, "default-stashing-dispatcher")) + }) myAkkaActor ! 1 myAkkaActor ! 42 } @@ -88,7 +87,7 @@ object Test { Await.ready(finishedTNR1.future, 5 seconds) // Loop with Condition Snippet - migrated - val myAkkaActor = MigrationSystem.actorOf(Props(() => new StashingActor { + val myAkkaActor = ActorDSL.actor(new StashingActor { def receive = { case x: Int => @@ -107,7 +106,7 @@ object Test { context.unbecome() }).orElse { case x => stash() }) } - }, "default-stashing-dispatcher")) + }) myAkkaActor ! 1 myAkkaActor ! "I am a String" @@ -117,7 +116,7 @@ object Test { def exceptionHandling() = { // Stashing actor with act and exception handler - val myActor = MigrationSystem.actorOf(Props(() => new StashingActor { + val myActor = ActorDSL.actor(new StashingActor { def receive = { case _ => println("Dummy method.") } override def act() = { @@ -138,7 +137,7 @@ object Test { case x: Exception => println("scala got exception") } - }, "default-stashing-dispatcher")) + }) myActor ! "work" myActor ! "fail" @@ -146,7 +145,7 @@ object Test { Await.ready(finishedEH1.future, 5 seconds) // Stashing actor in Akka style - val myAkkaActor = MigrationSystem.actorOf(Props(() => new StashingActor { + val myAkkaActor = ActorDSL.actor(new StashingActor { def receive = PFCatch({ case "fail" => throw new Exception("failed") @@ -156,14 +155,14 @@ object Test { finishedEH.success(true) context.stop(self) }, { case x: Exception => println("akka got exception") }) - }, "default-stashing-dispatcher")) + }) myAkkaActor ! "work" myAkkaActor ! "fail" myAkkaActor ! "die" } - def main(args: Array[String]) = { + def main(args: Array[String]): Unit = { testLoopWithConditionReact() Await.ready(finishedLWCR.future, 5 seconds) exceptionHandling() diff --git a/test/files/jvm/actmig-public-methods.scala b/test/files/jvm/actmig-public-methods.scala index 58d7a1a9d4..8891c80668 100644 --- a/test/files/jvm/actmig-public-methods.scala +++ b/test/files/jvm/actmig-public-methods.scala @@ -5,7 +5,6 @@ import scala.collection.mutable.ArrayBuffer import scala.actors.Actor._ import scala.actors._ -import scala.actors.migration.MigrationSystem import scala.util.continuations._ import java.util.concurrent.{ TimeUnit, CountDownLatch } @@ -71,4 +70,4 @@ object Test { buff.sorted.foreach(println) toStop.foreach(_ ! 'stop) } -}
\ No newline at end of file +} diff --git a/test/files/jvm/actmig-public-methods_1.scala b/test/files/jvm/actmig-public-methods_1.scala index 15516a5d51..db21ab983c 100644 --- a/test/files/jvm/actmig-public-methods_1.scala +++ b/test/files/jvm/actmig-public-methods_1.scala @@ -28,7 +28,7 @@ object Test { def main(args: Array[String]) = { - val respActor = MigrationSystem.actorOf(Props(() => actor { + val respActor = ActorDSL.actor(actor { loop { react { case (x: String, time: Long) => @@ -41,7 +41,7 @@ object Test { exit() } } - }, "akka.actor.default-stash-dispatcher")) + }) toStop += respActor diff --git a/test/files/jvm/actmig-react-receive.scala b/test/files/jvm/actmig-react-receive.scala index 6adeac8b52..bf70ce0c46 100644 --- a/test/files/jvm/actmig-react-receive.scala +++ b/test/files/jvm/actmig-react-receive.scala @@ -2,7 +2,6 @@ * NOTE: Code snippets from this test are included in the Actor Migration Guide. In case you change * code in these tests prior to the 2.10.0 release please send the notification to @vjovanov. */ -import scala.actors.migration.MigrationSystem._ import scala.actors.Actor._ import scala.actors._ import scala.actors.migration._ @@ -39,7 +38,7 @@ object Test { Await.ready(finishedRSC1.future, 5 seconds) // React Snippet - migrated - val myAkkaActor = MigrationSystem.actorOf(Props(() => new StashingActor { + val myAkkaActor = ActorDSL.actor(new StashingActor { override def preStart() = { println("do before") } @@ -63,7 +62,7 @@ object Test { finishedRSC.success(true) } - }, "default-stashing-dispatcher")) + }) myAkkaActor ! 1 myAkkaActor ! "1" Await.ready(finishedRSC.future, 5 seconds) @@ -88,7 +87,7 @@ object Test { Await.ready(finishedRS1.future, 5 seconds) // React Snippet - migrated - val myAkkaActor = MigrationSystem.actorOf(Props(() => new StashingActor { + val myAkkaActor = ActorDSL.actor(new StashingActor { override def preStart() = { println("do before") } @@ -105,7 +104,7 @@ object Test { finishedRS.success(true) } - }, "default-stashing-dispatcher")) + }) myAkkaActor ! 1 Await.ready(finishedRS.future, 5 seconds) diff --git a/test/files/jvm/actmig-react-within.scala b/test/files/jvm/actmig-react-within.scala index 43350ef120..3057398cb5 100644 --- a/test/files/jvm/actmig-react-within.scala +++ b/test/files/jvm/actmig-react-within.scala @@ -2,7 +2,6 @@ * NOTE: Code snippets from this test are included in the Actor Migration Guide. In case you change * code in these tests prior to the 2.10.0 release please send the notification to @vjovanov. */ -import scala.actors.migration.MigrationSystem._ import scala.actors.Actor._ import scala.actors._ import scala.actors.migration._ @@ -27,7 +26,7 @@ object Test { } } - val myActor = MigrationSystem.actorOf(Props(() => new StashingActor { + val myActor = ActorDSL.actor(new StashingActor { context.setReceiveTimeout(1 millisecond) def receive = { case ReceiveTimeout => @@ -37,7 +36,7 @@ object Test { case _ => println("Should not occur.") } - }, "default-stashing-dispatcher")) + }) } def main(args: Array[String]) = { diff --git a/test/files/jvm/actmig-receive.scala b/test/files/jvm/actmig-receive.scala index 03dc1be63b..308643cf41 100644 --- a/test/files/jvm/actmig-receive.scala +++ b/test/files/jvm/actmig-receive.scala @@ -2,7 +2,6 @@ * NOTE: Code snippets from this test are included in the Actor Migration Guide. In case you change * code in these tests prior to the 2.10.0 release please send the notification to @vjovanov. */ -import scala.actors.migration.MigrationSystem._ import scala.actors.Actor._ import scala.actors._ import scala.actors.migration._ diff --git a/test/files/neg/t5845.check b/test/files/neg/t5845.check index c0b402fccb..8c6100d6de 100644 --- a/test/files/neg/t5845.check +++ b/test/files/neg/t5845.check @@ -1,4 +1,7 @@ +t5845.scala:9: error: value +++ is not a member of Int + println(5 +++ 5) + ^ t5845.scala:15: error: value +++ is not a member of Int println(5 +++ 5) ^ -one error found +two errors found diff --git a/test/files/pos/t4881.scala b/test/files/pos/t4881.scala deleted file mode 100644 index 46cfad9793..0000000000 --- a/test/files/pos/t4881.scala +++ /dev/null @@ -1,31 +0,0 @@ -class Contra[-T] -trait A -trait B extends A -trait C extends B - -// test improved variance inference: first try formals to see in which variance positions the type param appears; -// only when that fails to determine variance, look at result type -object Test { - def contraLBUB[a >: C <: A](): Contra[a] = null - def contraLB[a >: C](): Contra[a] = null - -{ - val x = contraLBUB() //inferred Contra[C] instead of Contra[A] - val x1: Contra[A] = x -} - -{ - val x = contraLB() //inferred Contra[C] instead of Contra[Any] - val x1: Contra[Any] = x -} - -{ - val x = contraLBUB // make sure it does the same thing as its ()-less counterpart - val x1: Contra[A] = x -} - -{ - val x = contraLB - val x1: Contra[Any] = x -} -} diff --git a/test/files/pos/t6311.scala b/test/files/pos/t6311.scala new file mode 100644 index 0000000000..d27ad2f502 --- /dev/null +++ b/test/files/pos/t6311.scala @@ -0,0 +1,5 @@ +class A { + def fooMinimal[T, Coll <: Traversable[T]](msg: String)(param1: Traversable[T])(param2: Coll): Traversable[T] = throw new Exception() + + fooMinimal("")(List(1))(List(2)) +} |