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authorLoïc Hoguin <[email protected]>2012-09-24 00:54:05 +0200
committerLoïc Hoguin <[email protected]>2012-09-24 00:54:05 +0200
commit793d058125da4fc81d85c031bf79cc39f65c823a (patch)
tree52ad79dc72bca2e7469b74379d867d7ce87318f7 /src
parent9d4f4ec9c7e38178cc9c192706de4275703f9df4 (diff)
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Use binary:match/2 instead of binary:split/2 in cowboy_dispatcher
Didn't replace everything, just the ones that didn't use the global option. Also removed a couple now useless code paths.
Diffstat (limited to 'src')
-rw-r--r--src/cowboy_dispatcher.erl29
1 files changed, 15 insertions, 14 deletions
diff --git a/src/cowboy_dispatcher.erl b/src/cowboy_dispatcher.erl
index 445e8fa..38648ca 100644
--- a/src/cowboy_dispatcher.erl
+++ b/src/cowboy_dispatcher.erl
@@ -41,13 +41,12 @@
%% @doc Split a hostname into a list of tokens.
-spec split_host(binary())
-> {tokens(), binary(), undefined | inet:port_number()}.
-split_host(<<>>) ->
- {[], <<>>, undefined};
split_host(Host) ->
- case binary:split(Host, <<":">>) of
- [Host] ->
+ case binary:match(Host, <<":">>) of
+ nomatch ->
{binary:split(Host, <<".">>, [global, trim]), Host, undefined};
- [Host2, Port] ->
+ {Pos, _} ->
+ << Host2:Pos/binary, _:8, Port/bits >> = Host,
{binary:split(Host2, <<".">>, [global, trim]), Host2,
list_to_integer(binary_to_list(Port))}
end.
@@ -60,15 +59,17 @@ split_host(Host) ->
-spec split_path(binary(), fun((binary()) -> binary())) ->
{tokens(), binary(), binary()}.
split_path(Path, URLDec) ->
- case binary:split(Path, <<"?">>) of
- [Path] -> {do_split_path(Path, <<"/">>, URLDec), Path, <<>>};
- [<<>>, Qs] -> {[], <<>>, Qs};
- [Path2, Qs] -> {do_split_path(Path2, <<"/">>, URLDec), Path2, Qs}
+ case binary:match(Path, <<"?">>) of
+ nomatch ->
+ {do_split_path(Path, URLDec), Path, <<>>};
+ {Pos, _} ->
+ << Path2:Pos/binary, _:8, Qs/bits >> = Path,
+ {do_split_path(Path2, URLDec), Path2, Qs}
end.
--spec do_split_path(binary(), <<_:8>>, fun((binary()) -> binary())) -> tokens().
-do_split_path(RawPath, Separator, URLDec) ->
- EncodedPath = case binary:split(RawPath, Separator, [global, trim]) of
+-spec do_split_path(binary(), fun((binary()) -> binary())) -> tokens().
+do_split_path(RawPath, URLDec) ->
+ EncodedPath = case binary:split(RawPath, <<"/">>, [global, trim]) of
[<<>>|Path] -> Path;
Path -> Path
end,
@@ -219,8 +220,8 @@ split_host_fail_test_() ->
split_path_test_() ->
%% {Path, Result, QueryString}
Tests = [
- {<<"?">>, [], <<"">>, <<"">>},
- {<<"???">>, [], <<"">>, <<"??">>},
+ {<<"/?">>, [], <<"/">>, <<"">>},
+ {<<"/???">>, [], <<"/">>, <<"??">>},
{<<"/">>, [], <<"/">>, <<"">>},
{<<"/extend//cowboy">>, [<<"extend">>, <<>>, <<"cowboy">>],
<<"/extend//cowboy">>, <<>>},