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-rw-r--r--src/cowboy_http_req.erl11
1 files changed, 5 insertions, 6 deletions
diff --git a/src/cowboy_http_req.erl b/src/cowboy_http_req.erl
index d4b7fd3..a995871 100644
--- a/src/cowboy_http_req.erl
+++ b/src/cowboy_http_req.erl
@@ -227,13 +227,7 @@ parse_header(Name, Req=#http_req{p_headers=PHeaders}) ->
%% @doc Default values for semantic header parsing.
-spec parse_header_default(http_header()) -> any().
-parse_header_default('Accept') -> undefined;
-parse_header_default('Accept-Charset') -> undefined;
-parse_header_default('Accept-Encoding') -> undefined;
-parse_header_default('Accept-Language') -> undefined;
parse_header_default('Connection') -> [];
-parse_header_default('If-Match') -> undefined;
-parse_header_default('If-None-Match') -> undefined;
parse_header_default(_Name) -> undefined.
%% @doc Semantically parse headers.
@@ -288,6 +282,11 @@ parse_header(Name, Req, Default)
fun (Value) ->
cowboy_http:http_date(Value)
end);
+parse_header(Name, Req, Default) when Name =:= 'Upgrade' ->
+ parse_header(Name, Req, Default,
+ fun (Value) ->
+ cowboy_http:nonempty_list(Value, fun cowboy_http:token_ci/2)
+ end);
parse_header(Name, Req, Default) ->
{Value, Req2} = header(Name, Req, Default),
{undefined, Value, Req2}.