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authorAnders Svensson <[email protected]>2011-12-07 16:51:46 +0100
committerAnders Svensson <[email protected]>2011-12-07 16:51:46 +0100
commit24f0d3ee266d56cc83435401230a8bb85a0464d3 (patch)
treeecb3a5e9d8539e87efb5677494894f3ced97a2cb /lib/diameter/src/compiler/diameter_spec_scan.erl
parent977f7510818925d9293361c14788fdb872614ac1 (diff)
parentf2a4059d06f8b76d2c1da14197f170deebd64f45 (diff)
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Merge branch 'anders/diameter/dict_error_identification/OTP-9639'
* anders/diameter/dict_error_identification/OTP-9639: (27 commits) Update documentation Improve base_rfc3588.dia formatting Make typo fix backwards compatible Fix base_rfc3588.dia typo Check compiler dependencies in app suite Move type definitions into diameter.erl Fix interpretation of vendor id in @grouped Add range checks on dictionary integers Don't explicitly load inherited modules Tweak diameter_make interface Add format testcase to compiler suite Add diameter_dict_util:format/1 for reconstructing a dictionary file Make diameter_types usable with @codecs Minor codegen tweaks Remove unnecessary includes Add compiler suite Update app suite Update codec suite Vendor id fixes No longer inherit common dictionary in relay dictionary ...
Diffstat (limited to 'lib/diameter/src/compiler/diameter_spec_scan.erl')
-rw-r--r--lib/diameter/src/compiler/diameter_spec_scan.erl157
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diff --git a/lib/diameter/src/compiler/diameter_spec_scan.erl b/lib/diameter/src/compiler/diameter_spec_scan.erl
deleted file mode 100644
index bc0448882a..0000000000
--- a/lib/diameter/src/compiler/diameter_spec_scan.erl
+++ /dev/null
@@ -1,157 +0,0 @@
-%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2010-2011. 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(diameter_spec_scan).
-
-%%
-%% Functions used by the spec file parser in diameter_spec_util.
-%%
-
--export([split/1,
- split/2,
- parse/1]).
-
-%%% -----------------------------------------------------------
-%%% # parse/1
-%%%
-%%% Output: list of Token
-%%%
-%%% Token = '{' | '}' | '<' | '>' | '[' | ']'
-%%% | '*' | '::=' | ':' | ',' | '-'
-%%% | {name, string()}
-%%% | {tag, atom()}
-%%% | {number, integer() >= 0}
-%%%
-%%% Tokenize a string. Fails if the string does not parse.
-%%% -----------------------------------------------------------
-
-parse(S) ->
- parse(S, []).
-
-%% parse/2
-
-parse(S, Acc) ->
- acc(split(S), Acc).
-
-acc({T, Rest}, Acc) ->
- parse(Rest, [T | Acc]);
-acc("", Acc) ->
- lists:reverse(Acc).
-
-%%% -----------------------------------------------------------
-%%% # split/2
-%%%
-%%% Output: {list() of Token, Rest}
-%%%
-%%% Extract a specified number of tokens from a string. Returns a list
-%%% of length less than the specified number if there are less than
-%%% this number of tokens to be parsed.
-%%% -----------------------------------------------------------
-
-split(Str, N)
- when N >= 0 ->
- split(N, Str, []).
-
-split(0, Str, Acc) ->
- {lists:reverse(Acc), Str};
-
-split(N, Str, Acc) ->
- case split(Str) of
- {T, Rest} ->
- split(N-1, Rest, [T|Acc]);
- "" = Rest ->
- {lists:reverse(Acc), Rest}
- end.
-
-%%% -----------------------------------------------------------
-%%% # split/1
-%%%
-%%% Output: {Token, Rest} | ""
-%%%
-%%% Extract the next token from a string.
-%%% -----------------------------------------------------------
-
-split("" = Rest) ->
- Rest;
-
-split("::=" ++ T) ->
- {'::=', T};
-
-split([H|T])
- when H == ${; H == $};
- H == $<; H == $>;
- H == $[; H == $];
- H == $*; H == $:; H == $,; H == $- ->
- {list_to_atom([H]), T};
-
-split([H|T]) when $A =< H, H =< $Z;
- $0 =< H, H =< $9 ->
- {P, Rest} = splitwith(fun is_name_ch/1, [H], T),
- Tok = try
- {number, read_int(P)}
- catch
- error:_ ->
- {name, P}
- end,
- {Tok, Rest};
-
-split([H|T]) when $a =< H, H =< $z ->
- {P, Rest} = splitwith(fun is_name_ch/1, [H], T),
- {{tag, list_to_atom(P)}, Rest};
-
-split([H|T]) when H == $\t;
- H == $\s;
- H == $\n ->
- split(T).
-
-%% read_int/1
-
-read_int([$0,X|S])
- when X == $X;
- X == $x ->
- {ok, [N], []} = io_lib:fread("~16u", S),
- N;
-
-read_int(S) ->
- list_to_integer(S).
-
-%% splitwith/3
-
-splitwith(Fun, Acc, S) ->
- split([] /= S andalso Fun(hd(S)), Fun, Acc, S).
-
-split(true, Fun, Acc, [H|T]) ->
- splitwith(Fun, [H|Acc], T);
-split(false, _, Acc, S) ->
- {lists:reverse(Acc), S}.
-
-is_name_ch(C) ->
- is_alphanum(C) orelse C == $- orelse C == $_.
-
-is_alphanum(C) ->
- is_lower(C) orelse is_upper(C) orelse is_digit(C).
-
-is_lower(C) ->
- $a =< C andalso C =< $z.
-
-is_upper(C) ->
- $A =< C andalso C =< $Z.
-
-is_digit(C) ->
- $0 =< C andalso C =< $9.