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authoromarkj <omarkj@gmail.com>2014-11-03 13:58:58 -0800
committeromarkj <omarkj@gmail.com>2014-11-03 13:58:58 -0800
commita1d030c9649526422f58e0fb5dae9d33564b395a (patch)
treefeb95f0fec3421ed876e1802584430e18e29f73f /src/rebar_prv_version.erl
parent58f4019fa62a73e335967870f6605182d7386830 (diff)
parenta3ec3a3424dd47e9687d0d2960ef2d3cba6a8f5c (diff)
add help
Diffstat (limited to 'src/rebar_prv_version.erl')
-rw-r--r--src/rebar_prv_version.erl27
1 files changed, 16 insertions, 11 deletions
diff --git a/src/rebar_prv_version.erl b/src/rebar_prv_version.erl
index 9197438..1e907d1 100644
--- a/src/rebar_prv_version.erl
+++ b/src/rebar_prv_version.erl
@@ -3,10 +3,11 @@
-module(rebar_prv_version).
--behaviour(rebar_provider).
+-behaviour(provider).
-export([init/1,
- do/1]).
+ do/1,
+ format_error/2]).
-include("rebar.hrl").
@@ -19,18 +20,22 @@
-spec init(rebar_state:t()) -> {ok, rebar_state:t()}.
init(State) ->
- State1 = rebar_state:add_provider(State, #provider{name = ?PROVIDER,
- provider_impl = ?MODULE,
- bare = false,
- deps = ?DEPS,
- example = "rebar version",
- short_desc = "Print version for rebar and current Erlang.",
- desc = "",
- opts = []}),
+ State1 = rebar_state:add_provider(State, providers:create([{name, ?PROVIDER},
+ {module, ?MODULE},
+ {bare, false},
+ {deps, ?DEPS},
+ {example, "rebar version"},
+ {short_desc, "Print version for rebar and current Erlang."},
+ {desc, ""},
+ {opts, []}])),
{ok, State1}.
--spec do(rebar_state:t()) -> {ok, rebar_state:t()} | relx:error().
+-spec do(rebar_state:t()) -> {ok, rebar_state:t()} | {error, string()}.
do(State) ->
rebar3:version(),
{ok, State}.
+
+-spec format_error(any(), rebar_state:t()) -> {iolist(), rebar_state:t()}.
+format_error(Reason, State) ->
+ {io_lib:format("~p", [Reason]), State}.