38 lines
1.1 KiB
Erlang
38 lines
1.1 KiB
Erlang
%% Copyright (c) 2013-2019 EMQ Technologies Co., Ltd. All Rights Reserved.
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%%
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%% Licensed under the Apache License, Version 2.0 (the "License");
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%% you may not use this file except in compliance with the License.
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%% You may obtain a copy of the License at
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%%
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%% http://www.apache.org/licenses/LICENSE-2.0
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%%
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%% Unless required by applicable law or agreed to in writing, software
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%% distributed under the License is distributed on an "AS IS" BASIS,
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%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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%% See the License for the specific language governing permissions and
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%% limitations under the License.
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-module(emqx_cli).
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-export([ print/1
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, print/2
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, usage/1
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, usage/2
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]).
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print(Msg) ->
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io:format(Msg), lists:flatten(io_lib:format("~p", [Msg])).
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print(Format, Args) ->
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io:format(Format, Args), lists:flatten(io_lib:format(Format, Args)).
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usage(CmdList) ->
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lists:map(
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fun({Cmd, Descr}) ->
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io:format("~-48s# ~s~n", [Cmd, Descr]),
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lists:flatten(io_lib:format("~-48s# ~s~n", [Cmd, Descr]))
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end, CmdList).
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usage(Format, Args) ->
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usage([{Format, Args}]).
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