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#!/usr/bin/env escript
%% -*- erlang -*-
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2010-2016. All Rights Reserved.
%%
%% 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.
%%
%% %CopyrightEnd%
%%----------------------------------------------------------------------
%% File : github_link.escript
%%
%% Created : 12 Dec 2017 by Lukas Larsson
%%----------------------------------------------------------------------
main([In, Filename, Sha, Out]) ->
{ok, Bin} = file:read_file(In),
TagsToAnnotate = ["description", "func", "datatype", "section"],
Subs = subs(TagsToAnnotate, Filename, Sha, re:split(Bin,[$\n])),
file:write_file(Out, Subs).
subs([], _, _, Bin) ->
lists:join("\n", Bin);
subs([Pat|Pats], Fn, Sha, Bin) ->
subs(Pats, Fn, Sha, sub(Bin, Pat, Fn, Sha)).
sub(Bin, Pat, Fn, Sha) ->
sub(Bin, Pat, Fn, Sha, 1).
sub([], _Pat, _Fn, _Sha, _Cnt) ->
[];
sub([H|T], Pat, Fn, Sha, Cnt) ->
%% We use the maint branch here, it is not as exact as the tag,
%% but it is the best we can do as github does not allow doing
%% pullrequests on anything but branches.
[re:replace(H,["<",Pat,">"],
["<",Pat," ghlink=\"maint/",Fn,"#L",
integer_to_list(Cnt),"\">"],[{return,list}]) |
sub(T, Pat, Fn, Sha, Cnt+1)].
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