add clean provider

src/rebar.app.src

@@ -21,7 +21,8 @@
         {log_level, warn},
 
         %% any_dir processing modules
-        {providers, [rebar_prv_deps,
+        {providers, [rebar_prv_clean,
+                     rebar_prv_deps,
                      rebar_prv_do,
                      rebar_prv_lock,
                      rebar_prv_install_deps,

src/rebar_prv_clean.erl

@@ -0,0 +1,39 @@
+%% -*- erlang-indent-level: 4;indent-tabs-mode: nil -*-
+%% ex: ts=4 sw=4 et
+
+-module(rebar_prv_clean).
+
+-behaviour(rebar_provider).
+
+-export([init/1,
+         do/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, #provider{name = ?PROVIDER,
+                                                       provider_impl = ?MODULE,
+                                                       bare = false,
+                                                       deps = ?DEPS,
+                                                       example = "rebar clean",
+                                                       short_desc = "Remove compiled beam files from apps.",
+                                                       desc = "",
+                                                       opts = []}),
+    {ok, State1}.
+
+-spec do(rebar_state:t()) -> {ok, rebar_state:t()} | {error, string()}.
+do(State) ->
+    ProjectApps = rebar_state:project_apps(State),
+    lists:foreach(fun(AppInfo) ->
+                          ?INFO("Cleaning out ~s...~n", [rebar_app_info:name(AppInfo)]),
+                          rebar_erlc_compiler:clean(State, ec_cnv:to_list(rebar_app_info:dir(AppInfo)))
+                  end, ProjectApps),
+    {ok, State}.

src/rebar_prv_release.erl

@@ -30,6 +30,6 @@ init(State) ->
     {ok, State1}.
 
 -spec do(rebar_state:t()) -> {ok, rebar_state:t()} | {error, string()}.
-do(Config) ->
+do(State) ->
     relx:main(["release"]),
-    {ok, Config}.
+    {ok, State}.