tremor-script 0.8.0

%% Copyright 2018-2020, Wayfair GmbH
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%%      http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%

-module(ts).

-export([eval/1]).

-on_load(init/0).

-define(SHAREDLIB, "tremor-script").
-define(nif_stub, nif_stub_error(?LINE)).
nif_stub_error(Line) ->
    erlang:nif_error({nif_not_loaded,module,?MODULE,line,Line}).

-ifdef(TEST).
-include_lib("eunit/include/eunit.hrl").
-endif.

init() ->
    PrivDir = case code:priv_dir(?MODULE) of
                  {error, bad_name} ->
                      EbinDir = filename:dirname(code:which(?MODULE)),
                      AppPath = filename:dirname(EbinDir),
                      filename:join(AppPath, "priv");
                  Path ->
                      Path
              end,
    erlang:load_nif(filename:join(PrivDir, ?SHAREDLIB), 0).

eval(_AstJsonString) ->
    ?nif_stub.

%% ===================================================================
%% EUnit tests
%% ===================================================================
-ifdef(TEST).

basic_test() ->
    ?assertEqual(ok, eval("1")).

-endif.