%% -*- erlang -*-
%%
%% This helper script selects the correct cover spec for the Erlang/OTP version being used.
%% Assumes that the rebar config is bound to CONFIG
case erlang:system_info(version) of
    Vsn when Vsn >= "6.4" ->
        % using 17.5 or later
        lists:keystore(ct_extra_params, 1, CONFIG, {ct_extra_params, "-cover test/cover.spec"});
    Vsn when Vsn >= "6.1", Vsn < "6.4" ->
        % using anything between 17.1 and (excluding) 17.5
        lists:keystore(ct_extra_params, 1, CONFIG, {ct_extra_params, "-cover test/cover.spec.pre175"});
    _ ->
        % using 17.0 or older
        lists:keystore(ct_extra_params, 1, CONFIG, {ct_extra_params, "-cover test/cover.spec.pre171"})
end.