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rebar.config.script

% vim: set ft=erlang:
begin
TakeOutHank
= fun (Config) ->
{project_plugins, ProjPlugins}
= lists:keyfind(project_plugins, 1, Config),
{value, {rebar3_hank, HankVersion}, RemainingProjPlugins}
= lists:keytake(rebar3_hank, 1, ProjPlugins),
_UpdatedConfig
= lists:keystore(project_plugins, 1, Config,
{project_plugins, RemainingProjPlugins})
end,
TakeOutHankIfMaybeExprNotEnabledOnEnv
= fun (Config) ->
Env = os:getenv(),
case [V || "ERL_FLAGS=" ++ V <- Env] of
[Flags | _] ->
% katana-code (a dependent of rebar3_hank) requires maybe_expr
case string:find(Flags, "-enable-feature maybe_expr") of
nomatch ->
TakeOutHank(Config);
_ ->
Config
end;
[] ->
TakeOutHank(Config)
end
end,
OtpRelease = erlang:system_info(otp_release),
try list_to_integer(OtpRelease) of
22 ->
% Take rebar3_hank away as it's no longer compatible with OTP 22
TakeOutHank(CONFIG) ;
25 ->
TakeOutHankIfMaybeExprNotEnabledOnEnv(CONFIG);
_ ->
CONFIG
catch
error:badarg ->
logger:warning("Don't now how to compare to OTP release: ~tp", [OtpRelease]),
CONFIG
end
end.