forked from boostorg/beast
Remove header_parser (API Change)
This commit is contained in:
Vinnie Falco
@@ -20,199 +20,6 @@
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namespace beast {
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namespace http {
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/** An HTTP/1 parser for producing a header.
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This class uses the basic HTTP/1 wire format parser to convert
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a series of octets into a @ref header.
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@note A new instance of the parser is required for each message.
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@tparam isRequest Indicates whether a request or response
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will be parsed.
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@tparam Fields The type of container used to represent the fields.
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*/
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template<bool isRequest, class Fields>
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class header_parser
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: public basic_parser<isRequest,
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header_parser<isRequest, Fields>>
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{
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header<isRequest, Fields> h_;
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string_view body_;
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public:
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/// The type of @ref header this object produces.
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using value_type = header<isRequest, Fields>;
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/// Default constructor.
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header_parser() = default;
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/// Copy constructor.
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header_parser(header_parser const&) = default;
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/// Copy assignment.
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header_parser& operator=(header_parser const&) = default;
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/** Move constructor.
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After the move, the only valid operation
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on the moved-from object is destruction.
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*/
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header_parser(header_parser&&) = default;
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/** Move assignment
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After the move, the only valid operation
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on the moved-from object is destruction.
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*/
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header_parser& operator=(header_parser&&) = default;
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/** Constructor
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@param args Optional arguments forwarded
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forwarded to the @ref http::header constructor.
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*/
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#if BEAST_DOXYGEN
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template<class... Args>
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explicit
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header_parser(Args&&... args);
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#else
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template<class Arg0, class... ArgN,
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class = typename std::enable_if<
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! std::is_convertible<typename
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std::decay<Arg0>::type,
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header_parser>::value>>
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explicit
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header_parser(Arg0&& arg0, ArgN&&... argn);
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#endif
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/** Returns parsed body octets.
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This function will return the most recent buffer
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of octets corresponding to the parsed body. This
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buffer will become invalidated on any subsequent
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call to @ref put or @ref put_eof
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*/
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string_view
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body() const
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{
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return body_;
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}
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/** Returns the parsed header
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@note The return value is undefined unless
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@ref is_header_done would return `true`.
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*/
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value_type const&
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get() const
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{
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return h_;
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}
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/** Returns the parsed header.
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@note The return value is undefined unless
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@ref is_header_done would return `true`.
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*/
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value_type&
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get()
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{
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return h_;
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}
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/** Returns ownership of the parsed header.
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Ownership is transferred to the caller.
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@note The return value is undefined unless
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@ref is_header_done would return `true`.
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Requires:
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@ref value_type is @b MoveConstructible
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*/
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value_type
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release()
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{
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static_assert(
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std::is_move_constructible<decltype(h_)>::value,
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"MoveConstructible requirements not met");
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return std::move(h_);
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}
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private:
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friend class basic_parser<isRequest, header_parser>;
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void
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on_request(string_view method,
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string_view path, int version, error_code&)
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{
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h_.target(path);
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h_.method(method);
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h_.version = version;
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}
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void
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on_response(int code, string_view reason,
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int version, error_code&)
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{
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h_.result(code);
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h_.version = version;
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h_.reason(reason);
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}
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void
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on_field(string_view name,
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string_view value, error_code&)
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{
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h_.fields.insert(name, value);
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}
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void
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on_header(error_code&)
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{
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}
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void
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on_body(boost::optional<std::
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uint64_t> const&, error_code&)
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{
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}
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void
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on_data(string_view s, error_code&)
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{
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body_ = s;
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}
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void
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on_chunk(std::uint64_t,
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string_view, error_code&)
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{
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body_ = {};
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}
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void
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on_complete(error_code&)
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{
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body_ = {};
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}
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};
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template<
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bool isRequest,class Body, class Fields = fields>
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class parser;
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namespace detail {
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template<class T>
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struct is_parser : std::false_type {};
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template<bool isRequest, class Body, class Fields>
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struct is_parser<parser<isRequest, Body, Fields>> : std::true_type {};
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} // detail
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/** An HTTP/1 parser for producing a message.
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This class uses the basic HTTP/1 wire format parser to convert
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@@ -227,7 +34,10 @@ struct is_parser<parser<isRequest, Body, Fields>> : std::true_type {};
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@note A new instance of the parser is required for each message.
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*/
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template<bool isRequest, class Body, class Fields>
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template<
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bool isRequest,
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class Body,
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class Fields = fields>
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class parser
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: public basic_parser<isRequest,
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parser<isRequest, Body, Fields>>
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@@ -265,7 +75,7 @@ public:
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After the move, the only valid operation
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on the moved-from object is destruction.
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*/
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parser(parser&& other);
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parser(parser&& other) = default;
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/** Constructor
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@@ -320,22 +130,14 @@ public:
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#if BEAST_DOXYGEN
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template<class OtherBody, class... Args>
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#else
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template<class OtherBody, class... Args>
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template<class OtherBody, class... Args,
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class = typename std::enable_if<
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! std::is_same<Body, OtherBody>::value>::type>
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#endif
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explicit
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parser(parser<isRequest, OtherBody, Fields>&& parser,
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Args&&... args);
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/** Construct a parser from a @ref header_parser.
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@param parser The header parser to construct from.
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@param args Optional arguments forwarded to the message
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constructor.
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*/
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template<class... Args>
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explicit
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parser(header_parser<
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isRequest, Fields>&& parser, Args&&... args);
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/** Returns the parsed message.
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Depending on the progress of the parser, portions
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