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%% @author Guido Günther <agx@sigxcpu.org>
%% @copyright 2013 godiug.net
%%
%% This library is free software; you can redistribute it and/or
%% modify it under the terms of the GNU Lesser General Public
%% License as published by the Free Software Foundation; either
%% version 3 of the License, or (at your option) any later version.
%%
%% This library is distributed in the hope that it will be useful,
%% but WITHOUT ANY WARRANTY; without even the implied warranty of
%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
%% Lesser General Public License for more details.
%%
%% You should have received a copy of the GNU Lesser General Public
%% License along with this library. If not, see
%% <http://www.gnu.org/licenses/>.
%%
%% @doc Simplify proplist manipulation a bit
-module(proplutils).
-export([delete/2,
delete_except/2
]).
%% @doc Delete all Keys from Proplist
delete(Key, PropList) when is_atom(Key) ->
proplists:delete(Key, PropList);
delete([], Proplist) -> Proplist;
delete([H | T], PropList) ->
PL = proplists:delete(H, PropList),
delete(T, PL).
%% @doc Delete all keys except Keys from PropList
delete_except(Key, PropList) when is_atom(Key) ->
delete_except([Key], PropList);
delete_except(Keys, PropList) when is_list(Keys) ->
[{X, Y} || {X, Y} <- PropList, lists:member(X, Keys)].
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