Updated wait-for-it.sh download

project/WaitForIt.scala

@@ -1,14 +1,16 @@
-import java.io.File
-
 import sbt._
+import sbt.io.Using
+
+import java.io.File
 
 object WaitForIt {
 
   def download(target: File): File = {
-    import scala.sys.process._
     val waitUrl = url("https://raw.githubusercontent.com/vishnubob/wait-for-it/master/wait-for-it.sh")
     val file    = target / "wait-for-it.sh"
-    assert((waitUrl #> file !) == 0, "Downloading wait-for-it.sh script failed")
+    Using.urlInputStream(waitUrl) { is =>
+      IO.transfer(is, file)
+    }
     file
   }
 }