Update to Scala 2.13.13 and avoid unused parameter value warning in macro

.github/workflows/ci.yml

@@ -56,7 +56,7 @@ jobs:
       fail-fast: false
       matrix:
         java: ['8', '11', '17']
-        scala: ['2.12.17', '2.13.10', '3.3.1']
+        scala: ['2.12.17', '2.13.13', '3.3.1']
         platform: ['JVM', 'JS', 'Native']
     steps:
       - name: Checkout current branch

build.sbt

@@ -78,7 +78,7 @@ lazy val mock = crossProject(JSPlatform, JVMPlatform, NativePlatform)
       if (scalaVersion.value == Scala3)
         Seq.empty
       else
-        Seq("-P:silencer:globalFilters=[zio.stacktracer.TracingImplicits.disableAutoTrace]")
+        Seq("-Wconf:cat=unused&origin=zio.stacktracer.TracingImplicits.disableAutoTrace:s")
     }
   )
   .enablePlugins(BuildInfoPlugin)

examples/shared/src/test/scala/zio/mock/examples/MockExampleSpec.scala

@@ -7,7 +7,9 @@ import zio.test.{Spec, ZIOSpecDefault, assertZIO}
 import zio.{Clock, Console, Random, ZIO}
 
 import java.io.IOException
+import scala.annotation.nowarn
 
+@nowarn("msg=ZLAYER WARNING")
 object MockExampleSpec extends ZIOSpecDefault {
 
   def spec: Spec[Any, IOException] = suite("suite with mocks")(
@@ -44,12 +46,12 @@ object MockExampleSpec extends ZIOSpecDefault {
         branchingProgram(p1) <*> branchingProgram(p2)
 
       val clockLayer      = (MockClock.NanoTime(value(42L)) andThen MockClock.NanoTime(value(42L))).toLayer
-      val noCallToConsole = composedBranchingProgram(false, false)
+      val noCallToConsole = composedBranchingProgram(p1 = false, p2 = false)
         .provide(MockConsole.empty ++ clockLayer)
 
       val consoleLayer  =
         (MockConsole.ReadLine(value("foo")) andThen MockConsole.ReadLine(value("foo"))).toLayer
-      val noCallToClock = composedBranchingProgram(true, true)
+      val noCallToClock = composedBranchingProgram(p1 = true, p2 = true)
         .provide(MockClock.empty ++ consoleLayer)
 
       assertZIO(noCallToConsole)(equalTo((42L, 42L))) *> assertZIO(noCallToClock)(equalTo(("foo", "foo")))

mock-tests/shared/src/test/scala/zio/mock/MockReporterSpec.scala

@@ -195,7 +195,7 @@ object MockReporterSpec extends ZIOSpecDefault {
         unsatisfiedExpectationSuite
       ) @@ MockReporter()
 
-      executeSpec(testCase, true).as(assertTrue(true))
+      executeSpec(testCase, showSpecOutput = true).as(assertTrue(true))
     }
 
   def verifyRendering(

mock-tests/shared/src/test/scala/zio/mock/module/ImpureModule.scala

@@ -1,8 +1,9 @@
 package zio.mock.module
 
-import com.github.ghik.silencer.silent
 import zio.{EnvironmentTag, URIO, ZIO}
 
+import scala.annotation.nowarn
+
 /** Example of impure module used for testing ZIO Mock framework.
   */
 trait ImpureModule {
@@ -11,7 +12,7 @@ trait ImpureModule {
   def singleParam(a: Int): String
   def manyParams(a: Int, b: String, c: Long): String
   def manyParamLists(a: Int)(b: String)(c: Long): String
-  @silent("side-effecting nullary methods")
+  @nowarn("msg=side-effecting nullary methods")
   def command: Unit
   def parameterizedCommand(a: Int): Unit
   def overloaded(n: Int): String

mock-tests/shared/src/test/scala/zio/mock/module/ImpureModuleMock.scala

@@ -1,9 +1,10 @@
 package zio.mock.module
 
-import com.github.ghik.silencer.silent
 import zio.mock.{Mock, Proxy}
 import zio.{EnvironmentTag, URLayer, Unsafe, ZIO, ZLayer}
 
+import scala.annotation.nowarn
+
 /** Example module used for testing ZIO Mock framework.
   */
 object ImpureModuleMock extends Mock[ImpureModule] {
@@ -64,7 +65,7 @@ object ImpureModuleMock extends Mock[ImpureModule] {
                     rts.unsafe.run(proxy(ManyParamLists, a, b, c)).getOrThrow()
                   }
 
-                @silent("side-effecting nullary methods")
+                @nowarn("msg=side-effecting nullary methods")
                 def command: Unit = Unsafe.unsafe { implicit u =>
                   rts.unsafe.run(proxy(Command)).getOrThrow()
                 }

mock-tests/shared/src/test/scala/zio/mock/module/PureModule.scala

@@ -1,8 +1,8 @@
 package zio.mock.module
 
-import com.github.ghik.silencer.silent
-import zio.{IO, EnvironmentTag, URIO, ZIO}
+import zio.{EnvironmentTag, IO, URIO, ZIO}
 
+import scala.annotation.nowarn
 import scala.reflect.ClassTag
 
 /** Example module used for testing ZIO Mock framework.
@@ -58,7 +58,7 @@ trait PureModule {
   ): IO[String, String]
 }
 
-@silent("never used")
+@nowarn("msg=never used")
 object PureModule {
 
   // Workaround for izumi.reflect.EnvironmentTag any-kindness (probably?)  causing `Any` to be inferred on dotty

mock-tests/shared/src/test/scala/zio/mock/module/PureModuleMock.scala

@@ -1,9 +1,10 @@
 package zio.mock.module
 
-import com.github.ghik.silencer.silent
 import zio.mock.{Mock, Proxy}
 import zio.{EnvironmentTag, IO, UIO, URLayer, ZIO, ZLayer}
 
+import scala.annotation.nowarn
+
 /** Example pure module used for testing ZIO Mock framework.
   */
 object PureModuleMock extends Mock[PureModule] {
@@ -37,7 +38,7 @@ object PureModuleMock extends Mock[PureModule] {
 
   object MaxParams extends Effect[T22[Int], String, String]
 
-  @silent("is never used")
+  @nowarn("msg=is never used")
   val compose: URLayer[Proxy, PureModule] =
     ZLayer.fromZIO(
       ZIO

mock/shared/src/main/scala-2/zio/mock/MockableMacro.scala

@@ -16,16 +16,15 @@
 
 package zio.mock
 
-import com.github.ghik.silencer.silent
-import zio.test.TestVersion
+import scala.annotation.nowarn
 
 import scala.reflect.macros.whitebox.Context
 
 /** Generates method tags for a service into annotated object.
   */
 private[mock] object MockableMacro {
 
-  @silent
+  @nowarn
   def impl(c: Context)(annottees: c.Tree*): c.Expr[c.Tree] = {
     import c.universe._
 
@@ -330,14 +329,15 @@ private[mock] object MockableMacro {
             _root_.zio.ZLayer.fromZIO(
             _root_.zio.ZIO.service[_root_.zio.mock.Proxy].flatMap { proxy =>
               withRuntime[_root_.zio.mock.Proxy, $service] { rts =>
+                rts.toString() // workaround to avoid 'parameter rts in anonymous function is never used' warnings
                 class $serviceClassName extends $service {
                   ..$mocks
                 }
                 _root_.zio.ZIO.succeed { new $serviceClassName }
               }
             }
             )
-            
+
           ..$body
         }
       """

mock/shared/src/main/scala/zio/mock/Capability.scala

@@ -21,6 +21,7 @@ import zio.test.Assertion
 import zio.{=!=, EnvironmentTag, IO, LightTypeTag, ZIO, taggedIsSubtype, taggedTagType}
 
 import java.util.UUID
+import scala.annotation.nowarn
 
 /** A `Capability[R, I, E, A]` represents a capability of environment `R` that takes an input `I` and returns an effect
   * that may fail with an error `E` or produce a single `A`.
@@ -84,6 +85,7 @@ object Capability {
 
   sealed abstract class Unknown
 
+  @nowarn("msg=evidence parameter.*is never used")
   protected[mock] abstract class Poly[R: EnvironmentTag, I, E, A] extends Base[R]
 
   object Poly {

mock/shared/src/main/scala/zio/mock/Expectation.scala

@@ -18,7 +18,7 @@ package zio.mock
 
 import zio.mock.Expectation.{And, Chain, Exactly, Or, Repeated}
 import zio.mock.Result.{Fail, Succeed}
-import zio.mock.internal.{ExpectationState, MockException, MockState, ProxyFactory}
+import zio.mock.internal.{ExpectationState, MockState, ProxyFactory}
 import zio.stacktracer.TracingImplicits.disableAutoTrace
 import zio.test.Assertion
 import zio.{EnvironmentTag, IO, Trace, ULayer, URLayer, ZIO, ZLayer}

mock/shared/src/main/scala/zio/mock/Mock.scala

@@ -20,8 +20,11 @@ import zio.stream.{ZSink, ZStream}
 import zio.test.TestPlatform
 import zio.{EnvironmentTag, Runtime, RuntimeFlag, RuntimeFlags, Trace, UIO, ULayer, URLayer, ZIO}
 
+import scala.annotation.nowarn
+
 /** A `Mock[R]` represents a mockable environment `R`.
   */
+@nowarn("msg=evidence parameter.*is never used")
 abstract class Mock[R: EnvironmentTag] { self =>
 
   protected[mock] val compose: URLayer[Proxy, R]

mock/shared/src/main/scala/zio/mock/MockReporter.scala

@@ -123,12 +123,11 @@ object MockReporter {
         }))
       }
 
-      private def renderCall(call: Expectation.Call[_, _, _, _], additionalDetails: Option[String] = None): String = {
+      private def renderCall(call: Expectation.Call[_, _, _, _], additionalDetails: Option[String]): String = {
         val capability  = call.capability
         val assertion   = call.assertion
         val mock        = call.mock
         val state       = call.state
-        val invocations = call.invocations
         val details     = additionalDetails.getOrElse(
           s"However, it was ${bold(red("never"))} called and is considered ${renderState(state)}."
         )

project/BuildHelper.scala

@@ -24,7 +24,6 @@ object BuildHelper {
   val Scala213: String                      = versions("2.13")
   val Scala3: String                        = versions("3.3")
 
-  val SilencerVersion    = "1.7.12"
   val SjsJavaTimeVersion = "2.3.0"
 
   private val stdOptions = Seq(
@@ -212,17 +211,6 @@ object BuildHelper {
     crossScalaVersions                     := Seq(Scala212, Scala213, Scala3),
     ThisBuild / scalaVersion               := Scala213,
     scalacOptions                          := stdOptions ++ extraOptions(scalaVersion.value, optimize = !isSnapshot.value),
-    libraryDependencies ++= {
-      if (scalaVersion.value == Scala3)
-        Seq(
-          "com.github.ghik" % s"silencer-lib_$Scala213" % SilencerVersion % Provided
-        )
-      else
-        Seq(
-          "com.github.ghik" % "silencer-lib"            % SilencerVersion % Provided cross CrossVersion.full,
-          compilerPlugin("com.github.ghik" % "silencer-plugin" % SilencerVersion cross CrossVersion.full)
-        )
-    },
     semanticdbEnabled                      := scalaVersion.value != Scala3, // enable SemanticDB
     semanticdbOptions += "-P:semanticdb:synthetics:on",
     semanticdbVersion                      := scalafixSemanticdb.revision,  // use Scalafix compatible version

project/plugins.sbt

@@ -1,5 +1,5 @@
 addSbtPlugin("ch.epfl.scala"                     % "sbt-bloop"                     % "1.4.12")
-addSbtPlugin("ch.epfl.scala"                     % "sbt-scalafix"                  % "0.10.4")
+addSbtPlugin("ch.epfl.scala"                     % "sbt-scalafix"                  % "0.12.0")
 addSbtPlugin("com.eed3si9n"                      % "sbt-buildinfo"                 % "0.10.0")
 addSbtPlugin("com.github.sbt"                    % "sbt-unidoc"                    % "0.5.0")
 addSbtPlugin("com.github.sbt"                    % "sbt-ci-release"                % "1.5.10")
@@ -12,7 +12,7 @@ addSbtPlugin("org.portable-scala"                % "sbt-scalajs-crossproject"
 addSbtPlugin("org.scala-js"                      % "sbt-scalajs"                   % "1.14.0")
 addSbtPlugin("org.scala-native"                  % "sbt-scala-native"              % "0.4.16")
 addSbtPlugin("org.scalameta"                     % "sbt-mdoc"                      % "2.3.0")
-addSbtPlugin("org.scalameta"                     % "sbt-scalafmt"                  % "2.4.6")
+addSbtPlugin("org.scalameta"                     % "sbt-scalafmt"                  % "2.5.2")
 addSbtPlugin("pl.project13.scala"                % "sbt-jcstress"                  % "0.2.0")
 addSbtPlugin("pl.project13.scala"                % "sbt-jmh"                       % "0.4.3")
 addSbtPlugin("com.timushev.sbt"                  % "sbt-updates"                   % "0.6.1")