.

Author: lihaoyi

build.sc

@@ -13,10 +13,9 @@ val communityBuildDottyVersion = sys.props.get("dottyVersion").toList
 val scala213Version = "2.13.10"
 
 val scalaVersions = Seq(
-  "3.1.3",
+  "3.3.1",
   "2.12.17",
   scala213Version,
-  "2.11.12"
 ) ++ communityBuildDottyVersion
 
 object Deps {
@@ -69,6 +68,8 @@ trait OsLibModule
     with SafeDeps
     with PlatformScalaModule { outer =>
 
+  def scalacPluginIvyDeps = super.scalacPluginIvyDeps() ++ Agg(ivy"com.lihaoyi::unroll-plugin:0.1.12")
+  def ivyDeps = super.ivyDeps() ++ Agg(ivy"com.lihaoyi::unroll-annotation:0.1.12")
   def publishVersion = VcsVersion.vcsState().format()
   def pomSettings = PomSettings(
     description = artifactName(),
@@ -99,7 +100,7 @@ trait OsLibModule
 }
 
 trait OsModule extends OsLibModule { outer =>
-  def ivyDeps = Agg(Deps.geny)
+  def ivyDeps = super.ivyDeps() ++ Agg(Deps.geny)
 
   def artifactName = "os-lib"
 

os/src/FileOps.scala

@@ -11,6 +11,7 @@ import java.nio.file.{Path => _, _}
 import java.nio.file.attribute.{FileAttribute, PosixFilePermission, PosixFilePermissions}
 
 import scala.util.Try
+import scala.annotation.unroll
 
 /**
  * Create a single directory at the specified path. Optionally takes in a
@@ -174,7 +175,7 @@ object copy {
       replaceExisting: Boolean = false,
       copyAttributes: Boolean = false,
       createFolders: Boolean = false,
-      mergeFolders: Boolean = false
+      @unroll mergeFolders: Boolean = false
   ): Unit = {
     if (createFolders) makeDir.all(to / up)
     val opts1 =
@@ -205,29 +206,6 @@ object copy {
     if (stat(from, followLinks = followLinks).isDir) walk(from).map(copyOne)
   }
 
-  /** This overload is only to keep binary compatibility with older os-lib versions. */
-  @deprecated(
-    "Use os.copy(from, to, followLinks, replaceExisting, copyAttributes, " +
-      "createFolders, mergeFolders) instead",
-    "os-lib 0.7.5"
-  )
-  def apply(
-      from: Path,
-      to: Path,
-      followLinks: Boolean,
-      replaceExisting: Boolean,
-      copyAttributes: Boolean,
-      createFolders: Boolean
-  ): Unit = apply(
-    from = from,
-    to = to,
-    followLinks = followLinks,
-    replaceExisting = replaceExisting,
-    copyAttributes = copyAttributes,
-    createFolders = createFolders,
-    mergeFolders = false
-  )
-
   /**
    * Copy a file into a particular folder, rather
    * than into a particular path
@@ -240,7 +218,7 @@ object copy {
         replaceExisting: Boolean = false,
         copyAttributes: Boolean = false,
         createFolders: Boolean = false,
-        mergeFolders: Boolean = false
+        @unroll mergeFolders: Boolean = false
     ): Unit = {
       os.copy(
         from,
@@ -252,29 +230,6 @@ object copy {
         mergeFolders
       )
     }
-
-    /** This overload is only to keep binary compatibility with older os-lib versions. */
-    @deprecated(
-      "Use os.copy.into(from, to, followLinks, replaceExisting, copyAttributes, " +
-        "createFolders, mergeFolders) instead",
-      "os-lib 0.7.5"
-    )
-    def apply(
-        from: Path,
-        to: Path,
-        followLinks: Boolean,
-        replaceExisting: Boolean,
-        copyAttributes: Boolean,
-        createFolders: Boolean
-    ): Unit = apply(
-      from = from,
-      to = to,
-      followLinks = followLinks,
-      replaceExisting = replaceExisting,
-      copyAttributes = copyAttributes,
-      createFolders = createFolders,
-      mergeFolders = false
-    )
   }
 
   /**