folsomite

%% Copyright (c) 2012 Campanja AB
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% A copy of the license is included in the file LICENSE.
%%
%% 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(folsomite).
-export([start/0]).

%% api
start() -> start(folsomite).

%% internal
start(App) -> start_ok(App, application:start(App, permanent)).
start_ok(_, ok) -> ok;
start_ok(_App, {error, {already_started, _App}}) -> ok;
start_ok(App, {error, {not_started, Dep}}) ->
    ok = start(Dep),
    start(App);
start_ok(App, {error, Reason}) ->
    erlang:error({app_start_failed, App, Reason}).