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-rw-r--r--src/cowboy_req.erl18
1 files changed, 14 insertions, 4 deletions
diff --git a/src/cowboy_req.erl b/src/cowboy_req.erl
index 67d2a0f..33aaa33 100644
--- a/src/cowboy_req.erl
+++ b/src/cowboy_req.erl
@@ -313,7 +313,9 @@ fragment(Req) ->
%%
%% The URL includes the scheme, host and port only.
%% @see cowboy_req:url/1
--spec host_url(Req) -> {binary(), Req} when Req::req().
+-spec host_url(Req) -> {undefined | binary(), Req} when Req::req().
+host_url(Req=#http_req{port=undefined}) ->
+ {undefined, Req};
host_url(Req=#http_req{transport=Transport, host=Host, port=Port}) ->
TransportName = Transport:name(),
Secure = case TransportName of
@@ -330,9 +332,14 @@ host_url(Req=#http_req{transport=Transport, host=Host, port=Port}) ->
%% @doc Return the full request URL as a binary.
%%
%% The URL includes the scheme, host, port, path, query string and fragment.
--spec url(Req) -> {binary(), Req} when Req::req().
-url(Req=#http_req{path=Path, qs=QS, fragment=Fragment}) ->
+-spec url(Req) -> {undefined | binary(), Req} when Req::req().
+url(Req=#http_req{}) ->
{HostURL, Req2} = host_url(Req),
+ url2(HostURL, Req2).
+
+url2(undefined, Req=#http_req{}) ->
+ {undefined, Req};
+url2(HostURL, Req=#http_req{path=Path, qs=QS, fragment=Fragment}) ->
QS2 = case QS of
<<>> -> <<>>;
_ -> << "?", QS/binary >>
@@ -341,7 +348,7 @@ url(Req=#http_req{path=Path, qs=QS, fragment=Fragment}) ->
<<>> -> <<>>;
_ -> << "#", Fragment/binary >>
end,
- {<< HostURL/binary, Path/binary, QS2/binary, Fragment2/binary >>, Req2}.
+ {<< HostURL/binary, Path/binary, QS2/binary, Fragment2/binary >>, Req}.
%% @equiv binding(Name, Req, undefined)
-spec binding(atom(), Req) -> {binary() | undefined, Req} when Req::req().
@@ -1279,6 +1286,9 @@ status(B) when is_binary(B) -> B.
-ifdef(TEST).
url_test() ->
+ {undefined, _} =
+ url(#http_req{transport=ranch_tcp, host= <<>>, port= undefined,
+ path= <<>>, qs= <<>>, fragment= <<>>, pid=self()}),
{<<"http://localhost/path">>, _ } =
url(#http_req{transport=ranch_tcp, host= <<"localhost">>, port=80,
path= <<"/path">>, qs= <<>>, fragment= <<>>, pid=self()}),