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run plugins once, do not run as a preprocessor, add ebin to path early

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This commit is contained in:
Bob Ippolito 2010-05-11 13:07:13 -07:00
parent 89b57e3aa4
commit 124897e937
1 changed files with 37 additions and 10 deletions
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47
src/rebar_core.erl
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@ -275,17 +275,17 @@ process_dir(Dir, ParentConfig, Commands) ->
%% type. These any_dir modules are processed FIRST.
{ok, AnyDirModules} = application:get_env(rebar, any_dir_modules),
%% Get the list of plug-in modules from rebar.config. These modules are
%% processed LAST.
{ok, PluginModules} = plugin_modules(Config),
Modules = AnyDirModules ++ DirModules ++ PluginModules,
Modules = AnyDirModules ++ DirModules,
%% Give the modules a chance to tweak config and indicate if there
%% are any other dirs that might need processing first.
{UpdatedConfig, Dirs} = acc_modules(select_modules(Modules, preprocess, []),
preprocess, Config, ModuleSetFile, []),
?DEBUG("~s subdirs: ~p\n", [Dir, Dirs]),
%% Add ebin to path if this app has any plugins configured locally.
prep_plugin_modules(UpdatedConfig),
[process_dir(D, UpdatedConfig, Commands) || D <- Dirs],
%% Make sure the CWD is reset properly; processing subdirs may have caused it
@ -303,9 +303,13 @@ process_dir(Dir, ParentConfig, Commands) ->
ok
end,
%% Get the list of plug-in modules from rebar.config. These modules are
%% processed LAST and do not participate in preprocess.
{ok, PluginModules} = plugin_modules(UpdatedConfig),
%% Finally, process the current working directory
?DEBUG("Commands: ~p Modules: ~p\n", [Commands, Modules]),
apply_commands(Commands, Modules, UpdatedConfig, ModuleSetFile),
?DEBUG("Commands: ~p Modules: ~p Plugins: ~p\n", [Commands, Modules, PluginModules]),
apply_commands(Commands, Modules ++ PluginModules, UpdatedConfig, ModuleSetFile),
%% Once we're all done processing, reset the code path to whatever
%% the parent initialized it to
@ -327,6 +331,17 @@ choose_module_set([{Fn, Modules} | Rest], Dir) ->
choose_module_set(Rest, Dir)
end.
%%
%% Add ebin to path if there are any local plugin modules for this app.
%%
prep_plugin_modules(Config) ->
case rebar_config:get_local(Config, rebar_plugins, []) of
[_H | _T] ->
code:add_path(filename:join([rebar_utils:get_cwd(), "ebin"]));
_ ->
ok
end.
%%
%% Return a flat list of rebar plugin modules.
%%
@ -334,10 +349,22 @@ plugin_modules(Config) ->
Modules = lists:flatten(rebar_config:get_all(Config, rebar_plugins)),
plugin_modules(Config, Modules).
ulist(L) ->
ulist(L, sets:new(), []).
ulist([], _S, Acc) ->
lists:reverse(Acc);
ulist([H | T], S, Acc) ->
case sets:is_element(H, S) of
true ->
ulist(T, S, Acc);
false ->
ulist(T, sets:add_element(H, S), [H | Acc])
end.
plugin_modules(_Config, []) ->
{ok, []};
plugin_modules(Config, Modules) ->
code:add_path(filename:join([rebar_utils:get_cwd(), "ebin"])),
plugin_modules(_Config, Modules) ->
FoundModules = [M || M <- Modules, code:which(M) =/= non_existing],
case (Modules =:= FoundModules) of
true ->
@ -346,7 +373,7 @@ plugin_modules(Config, Modules) ->
?DEBUG("Missing plugins: ~p\n", [Modules -- FoundModules]),
ok
end,
{ok, FoundModules}.
{ok, ulist(FoundModules)}.
%%
%% Return .app file if the current directory is an OTP app