Fix for Rebar2 that transparently rewrites git://github.com into https://github.com (useful to bootstrap old legacy Erlang projects)

rebar2_rewrite_github_git_protocol_to_https.patch

commit 921120d96c175d997d815805bdeced4b4fbb0cfa (HEAD -> fix/transparently-rewrite-unauthenticated-github-url-to-https)
Author: Julien Portalier <julien@portalier.com>
Date:   Tue Apr 5 18:37:34 2022 +0200

    Fix: rewrite GitHub unauthenticated URL

    Rewrites the URL on-the-fly and transparently from git://github.com
    to https://github.com because GitHub no longer supports the
    unauthenticated git protocol anymore.

diff --git a/src/rebar_config.erl b/src/rebar_config.erl
index a46c964..be04655 100644
--- a/src/rebar_config.erl
+++ b/src/rebar_config.erl
@@ -112,9 +112,30 @@ get_list(Config, Key, Default) ->
     get(Config, Key, Default).

 -spec get_local(config(), key(), term()) -> term().
+get_local(Config, deps, Default) ->
+    Deps = proplists:get_value(deps, local_opts(Config#config.opts, []), Default),
+    lists:map(fun rewrite_dep/1, Deps);
 get_local(Config, Key, Default) ->
     proplists:get_value(Key, local_opts(Config#config.opts, []), Default).

+rewrite_dep({Name, Version, Source}) ->
+    {Name, Version, rewrite_dep_source(Source)}.
+
+rewrite_dep_source({git, Url, Options}) ->
+    {git, rewrite_github_url(Url), Options};
+rewrite_dep_source({git, Url}) ->
+    {git, rewrite_github_url(Url)};
+rewrite_dep_source(Dep) ->
+    Dep.
+
+rewrite_github_url(Url) ->
+    case string:str(Url, "git://github.com/") of
+        1 ->
+            "https://github.com/" ++ string:substr(Url, 18);
+        _ ->
+            Url
+    end.
+
 -spec get_all(config(), key()) -> list(term()).
 get_all(Config, Key) ->
     proplists:get_all_values(Key, Config#config.opts).