rebar.config
{erl_opts, [
{i, "src"},
warnings_as_errors,
debug_info,
{w, all},
warn_export_all
]}.
{project_plugins, [rebar3_hex, erlfmt]}.
{port_specs, []}.
{pre_hooks, [{"(linux|darwin|solaris)", compile, "make nif"}]}.
{eunit_opts, [{report, {eunit_surefire, [{dir, "."}]}}]}.
{xref_checks, [fail_on_warning, undefined_function_calls]}.