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rebar3_hex src rebar3_hex_search.erl
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src/rebar3_hex_search.erl

-module(rebar3_hex_search).
-export([init/1,
do/1,
format_error/1]).
-include_lib("stdlib/include/ms_transform.hrl").
-include("rebar3_hex.hrl").
-define(PROVIDER, search).
-define(DEPS, []).
-spec init(rebar_state:t()) -> {ok, rebar_state:t()}.
init(State) ->
Provider = providers:create([
{name, ?PROVIDER},
{module, ?MODULE},
{namespace, hex},
{bare, true},
{deps, ?DEPS},
{example, "rebar3 hex search <term>"},
{short_desc, "Display packages matching the given search query"},
{desc, ""},
{opts, [{term, undefined, undefined, string, "Search term."}]}
]),
State1 = rebar_state:add_provider(State, Provider),
{ok, State1}.
-spec do(rebar_state:t()) -> {ok, rebar_state:t()} | {error, string()}.
do(State) ->
rebar_packages:packages(State),
{Args, _} = rebar_state:command_parsed_args(State),
Term = proplists:get_value(term, Args, undefined),
ets:foldl(fun({Name, Vsns}, ok) when is_binary(Name) ->
case string:str(binary_to_list(Name), Term) of
0 ->
ok;
N when N >= 0 ->
Vsns1 = [binary_to_list(Vsn) || Vsn <- Vsns],
Vsns2 = string:join(Vsns1, ", "),
io:format("~s: ~s~n", [Name, Vsns2])
end;
(_, ok) ->
ok
end, ok, package_index),
{ok, State}.
-spec format_error(any()) -> iolist().
format_error(Reason) ->
io_lib:format("~p", [Reason]).