add plugin template

priv/templates/plugin.erl.dtl

@@ -0,0 +1,29 @@
+-module({{appid}}).
+
+-behaviour(rebar_provider).
+
+-export([init/1,
+         do/1]).
+
+-define(PROVIDER, {{appid}}).
+-define(DEPS, []).
+
+%% ===================================================================
+%% Public API
+%% ===================================================================
+
+-spec init(rebar_state:t()) -> {ok, rebar_state:t()}.
+init(State) ->
+    State1 = rebar_state:(State, rebar_provider:create([{name, ?PROVIDER},
+                                                        {provider_impl, ?MODULE},
+                                                        {bare, false},
+                                                        {deps, ?DEPS},
+                                                        {example, "rebar {{appid}}"},
+                                                        {short_desc, "{{appid}} plugin."},
+                                                        {desc, ""},
+                                                        {opts, []}])),
+    {ok, State1}.
+
+-spec do(rebar_state:t()) -> {ok, rebar_state:t()}.
+do(State) ->
+    {ok, State}.

priv/templates/plugin.template

@@ -0,0 +1,7 @@
+{variables, []}.
+{template, "plugin.erl", "src/{{appid}}.erl"}.
+{template, "otp_lib.app.src", "src/{{appid}}.app.src"}.
+{template, "rebar.config", "rebar.config"}.
+{template, "gitignore", ".gitignore"}.
+{template, "LICENSE", "LICENSE"}.
+{template, "plugin_README.md", "README.md"}.

priv/templates/plugin_README.md.dtl

@@ -0,0 +1,14 @@
+{{appid}}
+=====
+
+Rebar3 plugin
+
+Build
+-----
+
+    $ rebar3 compile
+
+Use
+---
+
+    $ rebar3 {{appid}}

src/rebar_core.erl

@@ -35,7 +35,8 @@ process_command(State, Command) ->
     LibDirs = rebar_state:get(State, lib_dirs, ?DEFAULT_LIB_DIRS),
     DepsDir = rebar_state:get(State, deps_dir, ?DEFAULT_DEPS_DIRS),
     _UpdatedCodePaths = update_code_path([DepsDir | LibDirs]),
-    rebar_prv_install_deps:setup_env(State),
+
+    %% ? rebar_prv_install_deps:setup_env(State),
 
     TargetProviders = rebar_provider:get_target_providers(Command, State),
 

src/rebar_templater.erl

@@ -47,6 +47,8 @@ new(app, DirName, State) ->
     create1(State, DirName, "otp_app");
 new(lib, DirName, State) ->
     create1(State, DirName, "otp_lib");
+new(plugin, DirName, State) ->
+    create1(State, DirName, "plugin");
 new(rel, DirName, State) ->
     create1(State, DirName, "otp_rel").