build and test against scala 3.3.7

Backports of 3.7 improvements affecting expect tests
- [3.7.1] diagnostics & [3.7.2] PC (keep identical input files to skip 3.6)
- [unreleased] synthetic apply scala/scala3#23629

Author: bjaglin

bin/test-release.sh

@@ -5,7 +5,7 @@ version=$1
 
 scala212=2.12.20
 scala213=2.13.16
-scala3LTS=3.3.6
+scala3LTS=3.3.7-RC1
 scala3Next=3.7.2
 
 cs resolve \

project/Dependencies.scala

@@ -7,7 +7,7 @@ import sbt._
 object Dependencies {
   val scala212 = sys.props.getOrElse("scala212.nightly", "2.12.20")
   val scala213 = sys.props.getOrElse("scala213.nightly", "2.13.16") // remove 2.13.14 hack in RuleSuite when bumping
-  val scala33 = "3.3.6"
+  val scala33 = "3.3.7-RC1"
   val scala35 = "3.5.2"
   val scala36 = "3.6.4"
   val scala37 = "3.7.2"

project/ScalafixBuild.scala

@@ -244,6 +244,7 @@ object ScalafixBuild extends AutoPlugin with GhpagesKeys {
   )
 
   private val PreviousScalaVersion: Map[String, Option[String]] = Map(
+    scala33 -> Some("3.3.6"),
     scala37 -> Some("3.7.0")
   )
 

scalafix-tests/input/src/main/scala-3lts/test/removeUnused/RemoveUnusedParams.scala

@@ -0,0 +1,12 @@
+/*
+rule = RemoveUnused
+ */
+package test.removeUnused
+
+object UnusedParams {
+  val f: String => Unit = unused => println("f")
+  val ff = (unused: String) => println("f")
+  val fs = (used: String, unused: Long) => println(used)
+  def g(x: String => Unit): Unit = ???
+  g{implicit string => println("g")}
+}

scalafix-tests/integration/src/main/resources-3.3/expect/Pretty.expect

@@ -1,13 +1,16 @@
 [7:7..7:17]:      test/PrettyTest# => class PrettyTest extends Object { self: PrettyTest => +6 decls }
 [8:3..8:14]:      *[Int]
 [8:3..8:7]:       *.apply[Int]
+[8:3..8:10]:      List.apply[Int](*)
 [8:3..8:3]:       test/PrettyTest#`<init>`(). => primary ctor <init>(): PrettyTest
 [10:10..10:11]:   intWrapper(*)
 [11:10..11:11]:   intWrapper(*)
 [15:10..15:16]:   *.apply[Inclusive]
+[15:10..15:26]:   Future.apply[Inclusive](*)
 [15:10..15:26]:   *(global)
 [15:17..15:18]:   intWrapper(*)
 [16:10..16:16]:   *.apply[Inclusive]
+[16:10..16:32]:   Future.apply[Inclusive](*)
 [16:10..16:32]:   *(global)
 [16:17..16:18]:   intWrapper(*)
 [21:3..21:3]:     test/PrettyTest#Inner#`<init>`(). => primary ctor <init>(): Inner
@@ -18,7 +21,14 @@
                     local4 => abstract method foo(a: Int): Int
                     local5 => abstract method bar(a: Int): Int
                   }]
+[25:3..28:6]:     Option.apply[Object {
+                    local6 => abstract method foo(a: Int): Int
+                    local7 => abstract method bar(a: Int): Int
+                  }](*)
+[29:3..29:12]:    Option.apply[a.Inner](*)
 [30:3..30:9]:     *.apply[Int & String]
+[30:3..30:45]:    Option.apply[Int & String](*)
+[31:3..31:39]:    Option.apply[PrettyTest](*)
 [38:7..38:10]:    test/ann# => class ann[T] extends Annotation with StaticAnnotation { self: ann[T] => +3 decls }
 [38:10..38:10]:   test/ann#`<init>`(). => primary ctor <init>[T](x: T): ann[T]
 [38:11..38:12]:   test/ann#[T] => typeparam T