70 lines
2.8 KiB
Erlang
70 lines
2.8 KiB
Erlang
%% -*- erlang-indent-level: 4;indent-tabs-mode: nil -*-
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%% ex: ts=4 sw=4 et
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-module(rebar_prv_app_discovery).
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-behaviour(provider).
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-export([init/1,
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do/1,
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format_error/1]).
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-include("rebar.hrl").
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-include_lib("providers/include/providers.hrl").
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-define(PROVIDER, app_discovery).
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-define(DEPS, []).
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%% ===================================================================
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%% Public API
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%% ===================================================================
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-spec init(rebar_state:t()) -> {ok, rebar_state:t()}.
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init(State) ->
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State1 = rebar_state:add_provider(State, providers:create([{name, ?PROVIDER},
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{module, ?MODULE},
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{bare, false},
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{deps, ?DEPS},
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{example, ""},
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{short_desc, ""},
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{desc, ""},
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{opts, []}])),
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{ok, State1}.
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-spec do(rebar_state:t()) -> {ok, rebar_state:t()} | {error, string()}.
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do(State) ->
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LibDirs = rebar_dir:lib_dirs(State),
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try
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State1 = rebar_app_discover:do(State, LibDirs),
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State2 = rebar_plugins:project_apps_install(State1),
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{ok, State2}
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catch
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throw:{error, {rebar_packages, Error}} ->
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{error, {rebar_packages, Error}};
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throw:{error, {rebar_app_utils, Error}} ->
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{error, {rebar_app_utils, Error}};
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throw:{error, {rebar_app_discover, Error}} ->
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{error, {rebar_app_discover, Error}};
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throw:{error, Error} ->
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?PRV_ERROR(Error)
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end.
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-spec format_error(any()) -> iolist().
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format_error({multiple_app_files, Files}) ->
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io_lib:format("Multiple app files found in one app dir: ~ts", [rebar_string:join(Files, " and ")]);
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format_error({invalid_app_file, File, Reason}) ->
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case Reason of
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{Line, erl_parse, Description} ->
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io_lib:format("Invalid app file ~ts at line ~b: ~p",
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[File, Line, lists:flatten(Description)]);
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_ ->
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io_lib:format("Invalid app file ~ts: ~p", [File, Reason])
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end;
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%% Provide a slightly more informative error message for consult of app file failure
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format_error({rebar_file_utils, {bad_term_file, AppFile, Reason}}) ->
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io_lib:format("Error in app file ~ts: ~ts", [rebar_dir:make_relative_path(AppFile,
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rebar_dir:get_cwd()),
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file:format_error(Reason)]);
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format_error(Reason) ->
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io_lib:format("~p", [Reason]).
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