 
     case argv do
       ["rebar", path | _] ->
-       install_from_path(:rebar, path, opts)
+        install_from_path(:rebar, path, opts)
+
       ["rebar3", path | _] ->
-       install_from_path(:rebar3, path, opts)
+        install_from_path(:rebar3, path, opts)
+
       [] ->
         install_from_s3(:rebar, @rebar2_list_url, @rebar2_escript_url, opts)
         install_from_s3(:rebar3, @rebar3_list_url, @rebar3_escript_url, opts)
+
       _ ->
-        Mix.raise "Invalid arguments given to mix local.rebar. " <>
-                  "To find out the proper call syntax run \"mix help local.rebar\""
+        Mix.raise(
+          "Invalid arguments given to mix local.rebar. " <>
+            "To find out the proper call syntax run \"mix help local.rebar\""
+        )
     end
   end
 

          File.mkdir_p!(Path.dirname(local))
          File.write!(local, binary)
          File.chmod!(local, 0o755)
          Mix.shell.info [:green, "* creating ", :reset, Path.relative_to_cwd(local)]
        :badpath ->
          Mix.raise "Expected #{inspect path} to be a URL or a local file path"
        {:local, message} ->
          Mix.raise message
        {kind, message} when kind in [:remote, :checksum] ->
          Mix.raise """
          #{message}

          Could not fetch #{manager} at:

          Please download the file above manually to your current directory and run:

              mix local.rebar #{manager} ./#{Path.basename(local)}
          """)
      end
    end

