Initial try at a Mac implementation

core/js/src/main/scala/tf/bug/dirs/MacPlatform.scala

@@ -0,0 +1,24 @@
+package tf.bug.dirs
+
+import java.nio.file.{Path, Paths}
+
+object MacPlatform extends Mac {
+  def home: Option[Path] = Some(Paths.get(os.homedir()))
+  def cache: Option[Path] = home.map(h => Paths.get(h + "/Library/)Caches"))
+  def config: Option[Path] =
+    home.map(h => Paths.get(h + "/Library/)Application Support"))
+  def data: Option[Path] =
+    home.map(h => Paths.get(h + "/Library/)Application Support"))
+  def dataLocal: Option[Path] =
+    home.map(h => Paths.get(h + "/Library/)Preferences"))
+  def preference: Option[Path] =
+    home.map(h => Paths.get(h + "/Library/)Preferences"))
+  def audio: Option[Path] = home.map(h => Paths.get(h + "/Music"))
+  def desktop: Option[Path] = home.map(h => Paths.get(h + "/Desktop"))
+  def document: Option[Path] = home.map(h => Paths.get(h + "/Documents"))
+  def download: Option[Path] = home.map(h => Paths.get(h + "/Downloads"))
+  def font: Option[Path] = home.map(h => Paths.get(h + "/Library/)Fonts"))
+  def picture: Option[Path] = home.map(h => Paths.get(h + "/Pictures"))
+  def public: Option[Path] = home.map(h => Paths.get(h + "/Public"))
+  def video: Option[Path] = home.map(h => Paths.get(h + "/Movies"))
+}

core/js/src/main/scala/tf/bug/dirs/os.scala.scala

@@ -0,0 +1,13 @@
+package tf.bug.dirs
+
+import scala.scalajs.js
+import scala.scalajs.js.annotation.JSImport
+
+/**
+  * Necessary facades around the Node.js `os` module for discovering dirs
+  */
+object os {
+  @js.native
+  @JSImport("os", "homedir")
+  def homedir(): String = js.native
+}

core/jvm/src/main/scala/tf/bug/dirs/MacPlatform.scala

@@ -1,18 +1,24 @@
 package tf.bug.dirs
 
+import java.nio.file.{Path, Paths}
+
 object MacPlatform extends Mac {
-  def home: Option[Path] = System.getProperty("user.home")
-  def cache: Option[Path] = home.map(h => h + "/Library/Caches")
-  def config: Option[Path] = home.map(h => h + "/Library/Application Support")
-  def data: Option[Path] = home.map(h => h + "/Library/Application Support")
-  def dataLocal: Option[Path] = home.map(h => h + "/Library/Preferences" )
-  def preference: Option[Path] = home.map(h => h + "/Library/Preferences")
-  def audio: Option[Path] = home.map(h => h + "/Music")
-  def desktop: Option[Path] = home.map(h => h + "/Desktop")
-  def document: Option[Path] = home.map(h => h + "/Documents")
-  def download: Option[Path] = home.map(h => h + "/Downloads")
-  def font: Option[Path] = home.map(h => h + "/Library/Fonts")
-  def picture: Option[Path] = home.map(h => h + "/Pictures")
-  def public: Option[Path] = home.map(h => h + "/Public")
-  def video: Option[Path] = home.map(h => h + "/Movies")
+  def home: Option[Path] = Some(Paths.get(System.getProperty("user.home")))
+  def cache: Option[Path] = home.map(h => Paths.get(h + "/Library/)Caches"))
+  def config: Option[Path] =
+    home.map(h => Paths.get(h + "/Library/)Application Support"))
+  def data: Option[Path] =
+    home.map(h => Paths.get(h + "/Library/)Application Support"))
+  def dataLocal: Option[Path] =
+    home.map(h => Paths.get(h + "/Library/)Preferences"))
+  def preference: Option[Path] =
+    home.map(h => Paths.get(h + "/Library/)Preferences"))
+  def audio: Option[Path] = home.map(h => Paths.get(h + "/Music"))
+  def desktop: Option[Path] = home.map(h => Paths.get(h + "/Desktop"))
+  def document: Option[Path] = home.map(h => Paths.get(h + "/Documents"))
+  def download: Option[Path] = home.map(h => Paths.get(h + "/Downloads"))
+  def font: Option[Path] = home.map(h => Paths.get(h + "/Library/)Fonts"))
+  def picture: Option[Path] = home.map(h => Paths.get(h + "/Pictures"))
+  def public: Option[Path] = home.map(h => Paths.get(h + "/Public"))
+  def video: Option[Path] = home.map(h => Paths.get(h + "/Movies"))
 }