Restore binary compatible copy methods (#80)

Added os.copy.apply and os.copy.into.apply overloads to restore binary compatibility.

Pull request: #80

Author: lefou

os/src/FileOps.scala

@@ -153,6 +153,7 @@ object copy {
   def matching(partialFunction: PartialFunction[Path, Path]): PartialFunction[Path, Unit] = {
     matching()(partialFunction)
   }
+
   def apply(
              from: Path,
              to: Path,
@@ -191,6 +192,26 @@ 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
@@ -208,6 +229,26 @@ object copy {
         followLinks, replaceExisting, copyAttributes, createFolders, 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
+    )
   }
 
   /**
@@ -222,7 +263,15 @@ object copy {
               copyAttributes: Boolean = false,
               createFolders: Boolean = false): Unit = {
       os.remove.all(to)
-      os.copy(from, to, followLinks, replaceExisting, copyAttributes, createFolders)
+      os.copy(
+        from = from,
+        to = to,
+        followLinks = followLinks,
+        replaceExisting = replaceExisting,
+        copyAttributes = copyAttributes,
+        createFolders = createFolders,
+        mergeFolders = false
+      )
     }
   }
 }