Added thirdparty: boost library

thirdparty/include/boost/url/rfc/detail/userinfo_rule.hpp

@@ -0,0 +1,58 @@
+//
+// Copyright (c) 2016-2019 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/url
+//
+
+#ifndef BOOST_URL_RFC_DETAIL_USERINFO_RULE_HPP
+#define BOOST_URL_RFC_DETAIL_USERINFO_RULE_HPP
+
+#include <boost/url/detail/config.hpp>
+#include <boost/url/error_types.hpp>
+#include <boost/url/pct_string_view.hpp>
+
+namespace boost {
+namespace urls {
+namespace detail {
+
+/** Rule for userinfo
+
+    @par BNF
+    @code
+    userinfo    = user [ ":" [ password ] ]
+
+    user        = *( unreserved / pct-encoded / sub-delims )
+    password    = *( unreserved / pct-encoded / sub-delims / ":" )
+    @endcode
+
+    @par Specification
+    <a href="https://datatracker.ietf.org/doc/html/rfc3986#section-3.2.1"
+        >3.2.1. User Information (3986)</a>
+*/
+struct userinfo_rule_t
+{
+    struct value_type
+    {
+        pct_string_view user;
+        pct_string_view password;
+        bool has_password = false;
+    };
+
+    auto
+    parse(
+        char const*& it,
+        char const* end
+            ) const noexcept ->
+        system::result<value_type>;
+};
+
+constexpr userinfo_rule_t userinfo_rule{};
+
+} // detail
+} // urls
+} // boost
+
+#endif