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%% -*- erlang-indent-level: 4;indent-tabs-mode: nil -*-
%% ex: ts=4 sw=4 et
-module(rebar_prv_clean).
-behaviour(provider).
-export([init/1,
do/1,
format_error/1]).
-include("rebar.hrl").
-define(PROVIDER, clean).
-define(DEPS, [app_discovery]).
%% ===================================================================
%% Public API
%% ===================================================================
-spec init(rebar_state:t()) -> {ok, rebar_state:t()}.
init(State) ->
State1 = rebar_state:add_provider(State, providers:create([{name, ?PROVIDER},
{module, ?MODULE},
{bare, false},
{deps, ?DEPS},
{example, "rebar3 clean"},
{short_desc, "Remove compiled beam files from apps."},
{desc, "Remove compiled beam files from apps."},
{opts, [{all, $a, "all", undefined, "Clean all apps include deps"}]}])),
{ok, State1}.
-spec do(rebar_state:t()) -> {ok, rebar_state:t()} | {error, string()}.
do(State) ->
Providers = rebar_state:providers(State),
ProjectApps = rebar_state:project_apps(State),
{all, All} = handle_args(State),
case All of
true ->
DepsDir = rebar_dir:deps_dir(State),
DepApps = rebar_app_discover:find_apps([DepsDir], all);
false ->
DepApps = []
end,
%% Need to allow global config vars used on deps
%% Right now no way to differeniate and just give deps a new state
EmptyState = rebar_state:new(),
clean_apps(EmptyState, Providers, DepApps),
Cwd = rebar_dir:get_cwd(),
rebar_hooks:run_all_hooks(Cwd, pre, ?PROVIDER, Providers, State),
clean_apps(State, Providers, ProjectApps),
rebar_hooks:run_all_hooks(Cwd, post, ?PROVIDER, Providers, State),
{ok, State}.
-spec format_error(any()) -> iolist().
format_error(Reason) ->
io_lib:format("~p", [Reason]).
%% ===================================================================
%% Internal functions
%% ===================================================================
clean_apps(State, Providers, Apps) ->
lists:foreach(fun(AppInfo) ->
AppDir = rebar_app_info:dir(AppInfo),
C = rebar_config:consult(AppDir),
S = rebar_state:new(State, C, AppDir),
?INFO("Cleaning out ~s...", [rebar_app_info:name(AppInfo)]),
%% Legacy hook support
rebar_hooks:run_all_hooks(AppDir, pre, ?PROVIDER, Providers, S),
rebar_erlc_compiler:clean(State, rebar_app_info:out_dir(AppInfo)),
rebar_hooks:run_all_hooks(AppDir, post, ?PROVIDER, Providers, S)
end, Apps).
handle_args(State) ->
{Args, _} = rebar_state:command_parsed_args(State),
All = proplists:get_value(all, Args, false),
{all, All}.
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