Merge pull request #56 from tsloughter/profile_deps

rewrite profiles

1 files changed, 52 insertions, 0 deletions

diff --git a/src/rebar_prv_as.erl b/src/rebar_prv_as.erl
new file mode 100644
index 0000000..1ad22ed
--- /dev/null
+++ b/src/rebar_prv_as.erl
@@ -0,0 +1,52 @@
+%% -*- erlang-indent-level: 4;indent-tabs-mode: nil -*-
+%% ex: ts=4 sw=4 et
+
+-module(rebar_prv_as).
+
+-behaviour(provider).
+
+-export([init/1,
+         do/1,
+         format_error/1]).
+
+-include("rebar.hrl").
+
+-define(PROVIDER, as).
+-define(DEPS, []).
+
+%% ===================================================================
+%% Public API
+%% ===================================================================
+
+-spec init(rebar_state:t()) -> {ok, rebar_state:t()}.
+init(State) ->
+    State1 = rebar_state:add_provider(State, providers:create([{name, ?PROVIDER},
+                                                               {module, ?MODULE},
+                                                               {bare, false},
+                                                               {deps, ?DEPS},
+                                                               {example, "rebar3 as <profile1>,<profile2>,... <task1>, <task2>, ..."},
+                                                               {short_desc, "Higher order provider for running multiple tasks in a sequence as a certain profiles."},
+                                                               {desc, ""},
+                                                               {opts, [{profile, undefined, undefined, string, "Profiles to run as."}]}])),
+    {ok, State1}.
+
+-spec do(rebar_state:t()) -> {ok, rebar_state:t()} | {error, string()}.
+do(State) ->
+    [Profile | Rest] = rebar_state:command_args(State),
+    Tasks = args_to_tasks(Rest),
+    Profiles = [list_to_atom(X) || X <- string:tokens(Profile, ",")],
+    State1 = rebar_state:apply_profiles(State, Profiles),
+    lists:foldl(fun(TaskArgs, {ok, StateAcc}) ->
+                        [TaskStr | Args] = string:tokens(TaskArgs, " "),
+                        Task = list_to_atom(TaskStr),
+                        StateAcc1 = rebar_state:set(StateAcc, task, Task),
+                        StateAcc2 = rebar_state:command_args(StateAcc1, Args),
+                        rebar_core:process_command(StateAcc2, Task)
+                end, {ok, State1}, Tasks).
+
+-spec format_error(any()) -> iolist().
+format_error(Reason) ->
+    io_lib:format("~p", [Reason]).
+
+args_to_tasks(Args) ->
+    [string:strip(T) || T <- string:tokens(string:join(Args, " "), ",")].