Error Printer

error_printer.erl

-module(error_printer).
-export([error_check/1]).

% Write a function that uses matching to selectively print "success"
% or "error: message" given input of the form {error, Message} or
% success.

error_check({error, M}) ->
    io:format("~p~n",[M]);
error_check(success) ->
    io:format("~p~n",["success"]).