mocks reimplemented for scala 3

build.sbt

@@ -6,8 +6,8 @@ lazy val scalatest = Def.setting("org.scalatest" %%% "scalatest" % "3.2.16")
 lazy val specs2 = Def.setting("org.specs2" %%% "specs2-core" % "4.20.2")
 
 val commonSettings = Defaults.coreDefaultSettings ++ Seq(
-  scalaVersion := "2.13.11",
-  scalacOptions ++= Seq("-deprecation", "-unchecked", "-feature", "-Xcheckinit", "-release:8")
+  scalaVersion := "3.3.0",
+  scalacOptions ++= Seq("-deprecation", "-unchecked", "-feature", "-release:8")
 )
 
 lazy val scalamock = crossProject(JSPlatform, JVMPlatform) in file(".") settings(
@@ -48,7 +48,7 @@ def crossScalaSettings = {
       }
     }
   Seq(
-    crossScalaVersions := Seq("2.12.17", scalaVersion.value),
+    crossScalaVersions := Seq("2.12.17", "2.13.11", scalaVersion.value),
     Compile / unmanagedSourceDirectories ++= addDirsByScalaVersion("src/main").value,
     Test / unmanagedSourceDirectories ++= addDirsByScalaVersion("src/test").value,
     libraryDependencies ++= {

js/src/main/scala-3/org/scalamock/clazz/MockFunctionFinderImpl.scala

@@ -0,0 +1,34 @@
+// Copyright (c) 2011-2015 ScalaMock Contributors (https://github.com/paulbutcher/ScalaMock/graphs/contributors)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+package org.scalamock.clazz
+
+import scala.quoted.*
+
+object MockFunctionFinderImpl:
+  def find[M: Type](obj: Expr[AnyRef], name: String)(using quotes: Quotes): Expr[M] =
+    import quotes.reflect.*
+    Typed(
+      Apply(
+        Select.unique('{${obj}.asInstanceOf[scala.reflect.Selectable]}.asTerm, "selectDynamic"),
+        List(Expr(name).asTerm)
+      ),
+      TypeTree.of[M]
+    ).asExprOf[M]

jvm/src/main/scala-3/org/scalamock/clazz/MockFunctionFinderImpl.scala

@@ -0,0 +1,29 @@
+// Copyright (c) 2011-2015 ScalaMock Contributors (https://github.com/paulbutcher/ScalaMock/graphs/contributors)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+package org.scalamock.clazz
+
+import scala.quoted.*
+
+object MockFunctionFinderImpl:
+  def find[M: Type](obj: Expr[AnyRef], name: String)(using quotes: Quotes): Expr[M] =
+    import quotes.reflect.*
+    '{${obj}.getClass.getMethod(${Expr(name)}).invoke(${obj}).asInstanceOf[M]}.asExprOf[M]
+

shared/src/main/scala-3/org/scalamock/clazz/MockFunctionFinder.scala

@@ -0,0 +1,60 @@
+// Copyright (c) 2011-2015 ScalaMock Contributors (https://github.com/paulbutcher/ScalaMock/graphs/contributors)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+package org.scalamock.clazz
+
+import scala.quoted.*
+
+object MockFunctionFinder:
+  def ticketMessage = "Please open a ticket at https://github.com/paulbutcher/ScalaMock/issues"
+  /**
+   * Given something of the structure <|o.m _|> where o is a mock object
+   * and m is a method, find the corresponding MockFunction instance
+   */
+  def findMockFunction[F: Type, M: Type](f: Expr[F], actuals: List[Any])(using quotes: Quotes): Expr[M] =
+    import quotes.reflect.*
+    def findMockFunctionName(term: Term, name: String, targs: List[TypeTree]): String =
+      "mock$" + name + "$" + TypeRepr.of[M].typeArgs.init.map(_.show(using Printer.TypeReprShortCode)).mkString("[", ",", "]")
+
+    def transcribeTree(term: Term, types: List[TypeTree] = Nil): Expr[M] =
+      term match
+        case Select(mock, methodName)                        =>
+          val name = findMockFunctionName(mock, methodName, types)
+          Typed(
+            Apply(
+              Select.unique('{ ${ mock.asExpr }.asInstanceOf[scala.reflect.Selectable] }.asTerm, "selectDynamic"),
+              List(Expr(name).asTerm)
+            ),
+            TypeTree.of[M]
+          ).asExprOf[M]
+
+        case Inlined(_, _, term) => transcribeTree(term)
+        case ident: Ident => transcribeTree(ident.underlying)
+        case Block(List(DefDef(_, _, _, Some(term))), _) => transcribeTree(term)
+        case full @ Block(List(ValDef(_, _, Some(term))), _) => transcribeTree(term)
+        case Typed(term, _) => transcribeTree(term)
+        case Lambda(_, term) => transcribeTree(term)
+        case Apply(term, name) => transcribeTree(term)
+        case TypeApply(term, types) => transcribeTree(term, types)
+        case _ =>
+          report.errorAndAbort(
+            s"ScalaMock: unrecognised structure ${term.show(using Printer.TreeStructure)}. " ++ ticketMessage
+          )
+    transcribeTree(f.asTerm)