Data commit

Task/Take-notes-on-the-command-line/Elixir/take-notes-on-the-command-line.elixir

@@ -0,0 +1,15 @@
+defmodule Take_notes do
+  @filename "NOTES.TXT"
+
+  def main( [] ), do: display_notes
+  def main( arguments ), do: save_notes( arguments )
+
+  def display_notes, do: IO.puts File.read!(@filename)
+
+  def save_notes( arguments ) do
+    notes = "#{inspect :calendar.local_time}\n\t" <> Enum.join(arguments, " ")
+    File.open!(@filename, [:append], fn(file) -> IO.puts(file, notes) end)
+  end
+end
+
+Take_notes.main(System.argv)