Data commit

Task/Read-a-specific-line-from-a-file/Elixir/read-a-specific-line-from-a-file.elixir

@@ -0,0 +1,11 @@
+defmodule LineReader do
+  def get_line(filename, line) do
+    File.stream!(filename)
+    |> Stream.with_index
+    |> Stream.filter(fn {_value, index} -> index == line-1 end)
+    |> Enum.at(0)
+    |> print_line
+  end
+  defp print_line({value, _line_number}), do: String.trim(value)
+  defp print_line(_), do: {:error, "Invalid Line"}
+end