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|
%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2010-2013. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
%%
%% %CopyrightEnd%
%%
%%
%% Module alternative to diameterc for dictionary compilation.
%%
%% Eg. 1> diameter_make:codec("mydict.dia").
%%
%% $ erl -noinput \
%% -boot start_clean \
%% -eval 'ok = diameter_make:codec("mydict.dia")' \
%% -s init stop
%%
-module(diameter_make).
-export([codec/1,
codec/2,
dict/1,
dict/2,
format/1,
reformat/1]).
-export_type([opt/0]).
-type opt() :: {include|outdir|name|prefix|inherits, string()}
| verbose
| debug.
%% ===========================================================================
%% codec/1-2
%%
%% Parse a dictionary file and generate a codec module.
-spec codec(Path, [opt()])
-> ok
| {error, Reason}
when Path :: string(),
Reason :: string().
codec(File, Opts) ->
case dict(File, Opts) of
{ok, Dict} ->
make(File,
Opts,
Dict,
lists:append([[dict, forms] || lists:member(debug, Opts)])
++ [erl, hrl]);
{error, _} = E ->
E
end.
codec(File) ->
codec(File, []).
%% dict/2
%%
%% Parse a dictionary file and return the orddict that a codec module
%% returns from dict/0.
-spec dict(string(), [opt()])
-> {ok, orddict:orddict()}
| {error, string()}.
dict(Path, Opts) ->
case diameter_dict_util:parse({path, Path}, Opts) of
{ok, _} = Ok ->
Ok;
{error = E, Reason} ->
{E, diameter_dict_util:format_error(Reason)}
end.
dict(File) ->
dict(File, []).
%% format/1
%%
%% Turn an orddict returned by dict/1-2 back into a dictionary file
%% in the form of an iolist().
-spec format(orddict:orddict())
-> iolist().
format(Dict) ->
diameter_dict_util:format(Dict).
%% reformat/1
%%
%% Parse a dictionary file and return its formatted equivalent.
-spec reformat(File)
-> {ok, iolist()}
| {error, Reason}
when File :: string(),
Reason :: string().
reformat(File) ->
case dict(File) of
{ok, Dict} ->
{ok, format(Dict)};
{error, _} = No ->
No
end.
%% ===========================================================================
make(_, _, _, []) ->
ok;
make(File, Opts, Dict, [Mode | Rest]) ->
try
ok = diameter_codegen:from_dict(File, Dict, Opts, Mode),
make(File, Opts, Dict, Rest)
catch
error: Reason ->
erlang:error({Reason, Mode, erlang:get_stacktrace()})
end.
|
