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%% =====================================================================
%% Licensed under the Apache License, Version 2.0 (the "License"); you may
%% not use this file except in compliance with the License. You may obtain
%% a copy of the License at <http://www.apache.org/licenses/LICENSE-2.0>
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
%% Alternatively, you may use this file under the terms of the GNU Lesser
%% General Public License (the "LGPL") as published by the Free Software
%% Foundation; either version 2.1, or (at your option) any later version.
%% If you wish to allow use of your version of this file only under the
%% terms of the LGPL, you should delete the provisions above and replace
%% them with the notice and other provisions required by the LGPL; see
%% <http://www.gnu.org/licenses/>. If you do not delete the provisions
%% above, a recipient may use your version of this file under the terms of
%% either the Apache License or the LGPL.
%%
%% @private
%% @copyright 2001-2003 Richard Carlsson
%% @author Richard Carlsson <[email protected]>
%% @see edoc
%% @end
%% =====================================================================
%% @doc EDoc verbosity/error reporting.
-module(edoc_report).
%% Avoid warning for local function error/2 clashing with autoimported BIF.
-compile({no_auto_import,[error/2]}).
-export([error/1,
error/2,
error/3,
report/2,
report/3,
report/4,
warning/1,
warning/2,
warning/3,
warning/4]).
-include("edoc.hrl").
error(What) ->
error([], What).
error(Where, What) ->
error(0, Where, What).
error(Line, Where, S) when is_list(S) ->
report(Line, Where, S, []);
error(Line, Where, {S, D}) when is_list(S) ->
report(Line, Where, S, D);
error(Line, Where, {format_error, M, D}) ->
report(Line, Where, M:format_error(D), []).
warning(S) ->
warning(S, []).
warning(S, Vs) ->
warning([], S, Vs).
warning(Where, S, Vs) ->
warning(0, Where, S, Vs).
warning(L, Where, S, Vs) ->
report(L, Where, "warning: " ++ S, Vs).
report(S, Vs) ->
report([], S, Vs).
report(Where, S, Vs) ->
report(0, Where, S, Vs).
report(L, Where, S, Vs) ->
io:put_chars(where(Where)),
if is_integer(L), L > 0 ->
io:fwrite("at line ~w: ", [L]);
true ->
ok
end,
io:fwrite(S, Vs),
io:nl().
where({File, module}) ->
io_lib:fwrite("~ts, in module header: ", [File]);
where({File, footer}) ->
io_lib:fwrite("~ts, in module footer: ", [File]);
where({File, header}) ->
io_lib:fwrite("~ts, in header file: ", [File]);
where({File, {F, A}}) ->
io_lib:fwrite("~ts, function ~s/~w: ", [File, F, A]);
where([]) ->
io_lib:fwrite("~s: ", [?APPLICATION]);
where(File) when is_list(File) ->
File ++ ": ".
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