src/xml_builderl_format_indented.erl
-module(xml_builderl_format_indented).
-export([indentation/2, line_break/0]).
indentation(Level, Options) ->
Whitespace = maps:get(whitespace, Options, <<" ">>),
list_to_binary(lists:duplicate(Level, Whitespace)).
line_break() ->
<<"\n">>.