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Allow plugins to participate in pre and post processing

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This patch modifies rebar_core to allow plugins to participate in the
pre and post processing steps, giving plugin authors more flexibility
and control.
This commit is contained in:
Tim Watson 2011-09-18 08:27:15 +01:00 committed by Tuncer Ayaz
parent 0ce5cbab06
commit 86325b616d
2 changed files with 15 additions and 8 deletions
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22
src/rebar_core.erl
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@ -128,8 +128,18 @@ process_dir(Dir, ParentConfig, Command, DirSet) ->
%% Invoke 'preprocess' on the modules -- this yields a list of other %% Invoke 'preprocess' on the modules -- this yields a list of other
%% directories that should be processed _before_ the current one. %% directories that should be processed _before_ the current one.
Predirs = acc_modules(Modules, preprocess, Config, ModuleSetFile), Predirs = acc_modules(Modules, preprocess, Config, ModuleSetFile),
?DEBUG("Predirs: ~p\n", [Predirs]),
DirSet2 = process_each(Predirs, Command, Config, %% Get the list of plug-in modules from rebar.config. These
%% modules may participate in preprocess and postprocess.
{ok, PluginModules} = plugin_modules(Config),
PluginPredirs = acc_modules(PluginModules, preprocess,
Config, ModuleSetFile),
AllPredirs = Predirs ++ PluginPredirs,
?DEBUG("Predirs: ~p\n", [AllPredirs]),
DirSet2 = process_each(AllPredirs, Command, Config,
ModuleSetFile, DirSet), ModuleSetFile, DirSet),
%% Make sure the CWD is reset properly; processing the dirs may have %% Make sure the CWD is reset properly; processing the dirs may have
@ -144,11 +154,6 @@ process_dir(Dir, ParentConfig, Command, DirSet) ->
?INFO("Skipping ~s in ~s\n", [Command, Dir]); ?INFO("Skipping ~s in ~s\n", [Command, Dir]);
false -> false ->
%% 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(Config),
%% Execute any before_command plugins on this directory %% Execute any before_command plugins on this directory
execute_pre(Command, PluginModules, execute_pre(Command, PluginModules,
Config, ModuleSetFile), Config, ModuleSetFile),
@ -167,7 +172,8 @@ process_dir(Dir, ParentConfig, Command, DirSet) ->
%% Invoke 'postprocess' on the modules. This yields a list of other %% Invoke 'postprocess' on the modules. This yields a list of other
%% directories that should be processed _after_ the current one. %% directories that should be processed _after_ the current one.
Postdirs = acc_modules(Modules, postprocess, Config, ModuleSetFile), Postdirs = acc_modules(Modules ++ PluginModules, postprocess,
Config, ModuleSetFile),
?DEBUG("Postdirs: ~p\n", [Postdirs]), ?DEBUG("Postdirs: ~p\n", [Postdirs]),
DirSet4 = process_each(Postdirs, Command, Config, DirSet4 = process_each(Postdirs, Command, Config,
ModuleSetFile, DirSet3), ModuleSetFile, DirSet3),

1
src/rebar_deps.erl
View file

@ -201,6 +201,7 @@ update_deps_code_path([Dep | Rest]) ->
{true, _} -> {true, _} ->
Dir = filename:join(Dep#dep.dir, "ebin"), Dir = filename:join(Dep#dep.dir, "ebin"),
ok = filelib:ensure_dir(filename:join(Dir, "dummy")), ok = filelib:ensure_dir(filename:join(Dir, "dummy")),
?DEBUG("Adding ~s to code path", [Dir]),
true = code:add_patha(Dir); true = code:add_patha(Dir);
{false, _} -> {false, _} ->
true true