include app.src.script in app discover and always use if available

src/rebar_app_discover.erl

@@ -102,13 +102,17 @@ app_dirs(LibDir) ->
                            "*.app.src"]),
 
     Path2 = filename:join([LibDir,
+                           "src",
+                           "*.app.src.script"]),
+
+    Path3 = filename:join([LibDir,
                            "ebin",
                            "*.app"]),
 
     lists:usort(lists:foldl(fun(Path, Acc) ->
                                     Files = filelib:wildcard(ec_cnv:to_list(Path)),
                                     [app_dir(File) || File <- Files] ++ Acc
-                            end, [], [Path1, Path2])).
+                            end, [], [Path1, Path2, Path3])).
 
 find_unbuilt_apps(LibDirs) ->
     find_apps(LibDirs, invalid).
@@ -127,7 +131,8 @@ find_apps(LibDirs, Validate) ->
 find_app(AppDir, Validate) ->
     AppFile = filelib:wildcard(filename:join([AppDir, "ebin", "*.app"])),
     AppSrcFile = filelib:wildcard(filename:join([AppDir, "src", "*.app.src"])),
-    AppInfo = try_handle_app_file(AppFile, AppDir, AppSrcFile, Validate),
+    AppSrcScriptFile = filelib:wildcard(filename:join([AppDir, "src", "*.app.src.script"])),
+    AppInfo = try_handle_app_file(AppFile, AppDir, AppSrcFile, AppSrcScriptFile, Validate),
     AppInfo.
 
 app_dir(AppFile) ->
@@ -158,9 +163,11 @@ dedup([H|T]) -> [H|dedup(T)].
 
 %% Read in and parse the .app file if it is availabe. Do the same for
 %% the .app.src file if it exists.
-try_handle_app_file([], AppDir, AppSrcFile, Validate) ->
+try_handle_app_file([], AppDir, [], AppSrcScriptFile, Validate) ->
+    try_handle_app_src_file([], AppDir, AppSrcScriptFile, Validate);
+try_handle_app_file([], AppDir, AppSrcFile, _, Validate) ->
     try_handle_app_src_file([], AppDir, AppSrcFile, Validate);
-try_handle_app_file([File], AppDir, AppSrcFile, Validate) ->
+try_handle_app_file([File], AppDir, AppSrcFile, _, Validate) ->
     try create_app_info(AppDir, File) of
         AppInfo ->
             AppInfo1 = rebar_app_info:app_file(AppInfo, File),
@@ -195,7 +202,7 @@ try_handle_app_file([File], AppDir, AppSrcFile, Validate) ->
             ?DEBUG("Falling back to app.src file because .app failed: ~s", [Module:format_error(Reason)]),
             try_handle_app_src_file(File, AppDir, AppSrcFile, Validate)
     end;
-try_handle_app_file(Other, _AppDir, _AppSrcFile, _Validate) ->
+try_handle_app_file(Other, _AppDir, _AppSrcFile, _, _Validate) ->
     throw({error, {multiple_app_files, Other}}).
 
 %% Read in the .app.src file if we aren't looking for a valid (already built) app
@@ -210,7 +217,12 @@ try_handle_app_src_file(_, AppDir, [File], Validate) when Validate =:= invalid
         {error, Reason} ->
             throw({error, {invalid_app_file, File, Reason}});
         _ ->
-            {true, rebar_app_info:app_file_src(AppInfo, File)}
+            case filename:extension(File) of
+                ".script" ->
+                    {true, rebar_app_info:app_file_src_script(AppInfo, File)};
+                _ ->
+                    {true, rebar_app_info:app_file_src(AppInfo, File)}
+            end
     end;
 try_handle_app_src_file(_, _AppDir, Other, _Validate) ->
     throw({error, {multiple_app_files, Other}}).

src/rebar_app_info.erl

@@ -11,6 +11,8 @@
          config/2,
          app_file_src/1,
          app_file_src/2,
+         app_file_src_script/1,
+         app_file_src_script/2,
          app_file/1,
          app_file/2,
          app_details/1,
@@ -48,6 +50,7 @@
 
 -record(app_info_t, {name               :: binary(),
                      app_file_src       :: file:filename_all() | undefined,
+                     app_file_src_script:: file:filename_all() | undefined,
                      app_file           :: file:filename_all() | undefined,
                      config             :: rebar_state:t() | undefined,
                      original_vsn       :: binary() | string() | undefined,
@@ -146,6 +149,22 @@ app_file_src(#app_info_t{app_file_src=AppFileSrc}) ->
 app_file_src(AppInfo=#app_info_t{}, AppFileSrc) ->
     AppInfo#app_info_t{app_file_src=ec_cnv:to_list(AppFileSrc)}.
 
+-spec app_file_src_script(t()) -> file:filename_all() | undefined.
+app_file_src_script(#app_info_t{app_file_src_script=undefined, dir=Dir, name=Name}) ->
+    AppFileSrcScript = filename:join([ec_cnv:to_list(Dir), "src", ec_cnv:to_list(Name)++".app.src.script"]),
+    case filelib:is_file(AppFileSrcScript) of
+        true ->
+            AppFileSrcScript;
+        false ->
+            undefined
+    end;
+app_file_src_script(#app_info_t{app_file_src_script=AppFileSrcScript}) ->
+    ec_cnv:to_list(AppFileSrcScript).
+
+-spec app_file_src_script(t(), file:filename_all()) -> t().
+app_file_src_script(AppInfo=#app_info_t{}, AppFileSrcScript) ->
+    AppInfo#app_info_t{app_file_src_script=ec_cnv:to_list(AppFileSrcScript)}.
+
 -spec app_file(t()) -> file:filename_all() | undefined.
 app_file(#app_info_t{app_file=undefined, out_dir=Dir, name=Name}) ->
     AppFile = filename:join([ec_cnv:to_list(Dir), "ebin", ec_cnv:to_list(Name)++".app"]),

src/rebar_app_utils.erl

@@ -58,7 +58,14 @@ is_app_src(Filename) ->
     Filename =/= filename:rootname(Filename, ".app.src").
 
 app_src_to_app(OutDir, Filename) ->
-    AppFile = filename:join([OutDir, "ebin", filename:basename(Filename, ".app.src") ++ ".app"]),
+    AppFile =
+        case lists:suffix(".app.src", Filename) of
+            true ->
+                filename:join([OutDir, "ebin", filename:basename(Filename, ".app.src") ++ ".app"]);
+            false ->
+                filename:join([OutDir, "ebin", filename:basename(Filename,
+                                                                 ".app.src.script") ++ ".app"])
+        end,
     filelib:ensure_dir(AppFile),
     AppFile.
 

src/rebar_config.erl

@@ -63,7 +63,8 @@ consult_file_(File) when is_binary(File) ->
 consult_file_(File) ->
     case filename:extension(File) of
         ".script" ->
-            consult_and_eval(remove_script_ext(File), File);
+            {ok, Terms} = consult_and_eval(remove_script_ext(File), File),
+            [Terms];
         _ ->
             Script = File ++ ".script",
             case filelib:is_regular(Script) of

src/rebar_otp_app.erl

@@ -40,11 +40,17 @@ compile(State, App) ->
     %% If we get an .app.src file, it needs to be pre-processed and
     %% written out as a ebin/*.app file. That resulting file will then
     %% be validated as usual.
-    App1 = case rebar_app_info:app_file_src(App) of
+    App1 = case rebar_app_info:app_file_src_script(App) of
                undefined ->
-                   App;
-               AppFileSrc ->
-                   File = preprocess(State, App, AppFileSrc),
+                   case rebar_app_info:app_file_src(App) of
+                       undefined ->
+                           App;
+                       AppFileSrc ->
+                           File = preprocess(State, App, AppFileSrc),
+                           rebar_app_info:app_file(App, File)
+                   end;
+               AppFileSrcScript ->
+                   File = preprocess(State, App, AppFileSrcScript),
                    rebar_app_info:app_file(App, File)
            end,
 
@@ -199,7 +205,8 @@ consult_app_file(Filename) ->
         false ->
             {error, enoent};
         true ->
-            case lists:suffix(".app.src", Filename) of
+            case lists:suffix(".app.src", Filename)
+                orelse lists:suffix(".app.src.script", Filename) of
                 false ->
                     file:consult(Filename);
                 true ->