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-rw-r--r--inttest/thooks/fish.erl5
-rw-r--r--inttest/thooks/rebar.config7
-rw-r--r--inttest/thooks/thooks_rt.erl40
-rw-r--r--rebar.config.sample9
-rw-r--r--src/rebar_core.erl18
5 files changed, 78 insertions, 1 deletions
diff --git a/inttest/thooks/fish.erl b/inttest/thooks/fish.erl
new file mode 100644
index 0000000..739cb94
--- /dev/null
+++ b/inttest/thooks/fish.erl
@@ -0,0 +1,5 @@
+-module(fish).
+
+-compile(export_all).
+
+fish() -> fish.
diff --git a/inttest/thooks/rebar.config b/inttest/thooks/rebar.config
new file mode 100644
index 0000000..6514818
--- /dev/null
+++ b/inttest/thooks/rebar.config
@@ -0,0 +1,7 @@
+%% pre-scripts
+{pre_hooks, [{clean, "echo preclean >> preclean.out"},
+ {compile, "echo precompile >> precompile.out"}]}.
+
+%% post-scripts
+{post_hooks, [{clean, "echo postclean >> postclean.out"},
+ {compile, "echo postcompile >> postcompile.out"}]}.
diff --git a/inttest/thooks/thooks_rt.erl b/inttest/thooks/thooks_rt.erl
new file mode 100644
index 0000000..52af9f5
--- /dev/null
+++ b/inttest/thooks/thooks_rt.erl
@@ -0,0 +1,40 @@
+-module(thooks_rt).
+
+-include_lib("eunit/include/eunit.hrl").
+-compile(export_all).
+
+files() ->
+ [
+ %% dummy lfe files
+ {copy, "../../rebar", "rebar"},
+ {copy, "rebar.config", "rebar.config"},
+ {copy, "fish.erl", "src/fish.erl"},
+ {create, "ebin/fish.app", app(fish, [fish])}
+ ].
+
+run(_Dir) ->
+ ?assertMatch({ok, _}, retest_sh:run("./rebar -v clean compile", [])),
+ ensure_command_ran_only_once("preclean"),
+ ensure_command_ran_only_once("precompile"),
+ ensure_command_ran_only_once("postclean"),
+ ensure_command_ran_only_once("postcompile"),
+ ok.
+
+ensure_command_ran_only_once(Command) ->
+ File = Command ++ ".out",
+ ?assert(filelib:is_regular(File)),
+ %% ensure that this command only ran once (not for each module)
+ {ok, Content} = file:read_file(File),
+ ?assertEqual(Command ++ "\n", binary_to_list(Content)).
+
+%%
+%% Generate the contents of a simple .app file
+%%
+app(Name, Modules) ->
+ App = {application, Name,
+ [{description, atom_to_list(Name)},
+ {vsn, "1"},
+ {modules, Modules},
+ {registered, []},
+ {applications, [kernel, stdlib]}]},
+ io_lib:format("~p.\n", [App]).
diff --git a/rebar.config.sample b/rebar.config.sample
index 184c16d..9870017 100644
--- a/rebar.config.sample
+++ b/rebar.config.sample
@@ -138,3 +138,12 @@
%% Subdirectories?
{sub_dirs, ["dir1", "dir2"]}.
+
+%% == Pre/Post Command Hooks ==
+
+{pre_hooks, [{clean, "./prepare_package_files.sh"},
+ {compile, "escript generate_headers"}]}.
+
+{post_hooks, [{clean, "touch file1.out"},
+ {eunit, "touch file2.out"},
+ {compile, "touch postcompile.out"}]}.
diff --git a/src/rebar_core.erl b/src/rebar_core.erl
index d92af34..3f8068a 100644
--- a/src/rebar_core.erl
+++ b/src/rebar_core.erl
@@ -223,7 +223,7 @@ execute(Command, Modules, Config, ModuleFile) ->
case select_modules(Modules, Command, []) of
[] ->
?WARN("'~p' command does not apply to directory ~s\n",
- [Command, rebar_utils:get_cwd()]);
+ [Command, rebar_utils:get_cwd()]);
TargetModules ->
%% Provide some info on where we are
@@ -235,9 +235,11 @@ execute(Command, Modules, Config, ModuleFile) ->
erlang:put(operations, erlang:get(operations) + 1),
%% Run the available modules
+ apply_hooks(pre_hooks, Config, Command),
case catch(run_modules(TargetModules, Command,
Config, ModuleFile)) of
ok ->
+ apply_hooks(post_hooks, Config, Command),
ok;
{error, failed} ->
?FAIL;
@@ -302,6 +304,20 @@ run_modules([Module | Rest], Command, Config, File) ->
{Module, Error}
end.
+apply_hooks(Mode, Config, Command) ->
+ case rebar_config:get_local(Config, Mode, []) of
+ [] ->
+ skip;
+ Hooks when is_list(Hooks) ->
+ lists:foreach(fun apply_hook/1,
+ [{Command, Hook} || Hook <- Hooks])
+ end.
+
+apply_hook({Command, {Command, Hook}}) ->
+ Msg = lists:flatten(io_lib:format("Command [~p] failed!~n", [Command])),
+ rebar_utils:sh(Hook, [{abort_on_error, Msg}]);
+apply_hook({Command, {HookCmd, _}}) when Command =/= HookCmd ->
+ skip.
acc_modules(Modules, Command, Config, File) ->
acc_modules(select_modules(Modules, Command, []),