1 files changed, 67 insertions, 0 deletions
diff --git a/src/rebar_prv_relup.erl b/src/rebar_prv_relup.erl
new file mode 100644
index 0000000..aed12a6
--- /dev/null
+++ b/src/rebar_prv_relup.erl
@@ -0,0 +1,67 @@
+%% -*- erlang-indent-level: 4;indent-tabs-mode: nil -*-
+%% ex: ts=4 sw=4 et
+
+-module(rebar_prv_relup).
+
+-behaviour(provider).
+
+-export([init/1,
+         do/1,
+         format_error/1]).
+
+-include("rebar.hrl").
+
+-define(PROVIDER, relup).
+-define(DEPS, [release]).
+
+%% ===================================================================
+%% Public API
+%% ===================================================================
+
+-spec init(rebar_state:t()) -> {ok, rebar_state:t()}.
+init(State) ->
+    Provider = providers:create([{name, ?PROVIDER},
+                                 {module, ?MODULE},
+                                 {bare, true},
+                                 {deps, ?DEPS},
+                                 {example, "rebar3 relup"},
+                                 {short_desc, "Create relup of releases."},
+                                 {desc, "Create relup of releases."},
+                                 {opts, relx:opt_spec_list()}]),
+    State1 = rebar_state:add_provider(State, Provider),
+    {ok, State1}.
+
+-spec do(rebar_state:t()) -> {ok, rebar_state:t()} | {error, string()}.
+do(State) ->
+    Options = rebar_state:command_args(State),
+    DepsDir = rebar_dir:deps_dir(State),
+    ProjectAppDirs = lists:delete(".", ?DEFAULT_PROJECT_APP_DIRS),
+    LibDirs = rebar_utils:filtermap(fun ec_file:exists/1,
+                                   [?DEFAULT_CHECKOUTS_DIR, DepsDir | ProjectAppDirs]),
+    OutputDir = filename:join(rebar_dir:base_dir(State), ?DEFAULT_RELEASE_DIR),
+    AllOptions = string:join(["relup" | Options], " "),
+    Cwd = rebar_state:dir(State),
+    Providers = rebar_state:providers(State),
+    rebar_hooks:run_all_hooks(Cwd, pre, ?PROVIDER, Providers, State),
+    try
+        case rebar_state:get(State, relx, []) of
+            [] ->
+                relx:main([{lib_dirs, LibDirs}
+                          ,{output_dir, OutputDir}
+                          ,{caller, api}], AllOptions);
+            Config ->
+                relx:main([{lib_dirs, LibDirs}
+                          ,{config, lists:reverse(Config)}
+                          ,{output_dir, OutputDir}
+                          ,{caller, api}], AllOptions)
+        end,
+        rebar_hooks:run_all_hooks(Cwd, post, ?PROVIDER, Providers, State),
+        {ok, State}
+    catch
+        throw:T ->
+            {error, {rlx_prv_release, T}}
+    end.
+
+-spec format_error(any()) -> iolist().
+format_error(Reason) ->
+    io_lib:format("~p", [Reason]).