getopt/src/examples/rebar_test.erl
Juan Jose Comellas 400a7b7cf9 Add support for options without a '-' prefix as required by rebar.
Boolean options without an argument are now considered true.
2009-12-30 20:12:54 -03:00

42 lines
1.6 KiB
Erlang

%%%-------------------------------------------------------------------
%%% @author Juan Jose Comellas <juanjo@comellas.org>
%%% @copyright (C) 2009 Juan Jose Comellas
%%% @doc Example file for the getopt module.
%%% @end
%%%
%%% This source file is subject to the New BSD License. You should have received
%%% a copy of the New BSD license with this software. If not, it can be
%%% retrieved from: http://www.opensource.org/licenses/bsd-license.php
%%%-------------------------------------------------------------------
-module(rebar_test).
-author('juanjo@comellas.org').
-export([test/0, test/1]).
test() ->
test("-f verbose=1 --quiet=on dummy1 dummy2").
test(CmdLine) ->
OptSpecList = option_spec_list(),
io:format("For command line: ~p~n"
"getopt:parse/2 returns:~n~n", [CmdLine]),
case getopt:parse(OptSpecList, CmdLine) of
{ok, {Options, NonOptArgs}} ->
io:format("Options:~n ~p~n~nNon-option arguments:~n ~p~n", [Options, NonOptArgs]);
{error, {Reason, Data}} ->
io:format("Error: ~s ~p~n~n", [Reason, Data]),
getopt:usage(OptSpecList, "ex1")
end.
option_spec_list() ->
[
%% {Name, ShortOpt, LongOpt, ArgSpec, HelpMsg}
{help, $h, "help", undefined, "Show the program options"},
{verbose, $v, "verbose", {boolean, false}, "Be verbose about what gets done"},
{quiet, $q, "quiet", {boolean, false}, "Be quiet about what gets done"},
{force, $f, "force", {boolean, false}, "Force"}
].