Added thirdparty: boost library

thirdparty/include/boost/json/detail/impl/except.ipp

@@ -0,0 +1,50 @@
+//
+// Copyright (c) 2019 Vinnie Falco (vinnie.falco@gmail.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/json
+//
+
+#ifndef BOOST_JSON_DETAIL_IMPL_EXCEPT_IPP
+#define BOOST_JSON_DETAIL_IMPL_EXCEPT_IPP
+
+#include <boost/json/detail/except.hpp>
+#include <boost/version.hpp>
+#include <boost/throw_exception.hpp>
+#include <stdexcept>
+
+namespace boost {
+namespace json {
+
+namespace detail {
+
+void
+throw_system_error(
+    error_code const& ec,
+    source_location const& loc)
+{
+    throw_exception(
+        system_error(ec),
+        loc);
+}
+
+void
+throw_system_error(
+    error e,
+    source_location const* loc)
+{
+    error_code ec;
+    ec.assign(e, loc);
+
+    throw_exception(
+        system_error(ec),
+        *loc);
+}
+
+} // detail
+} // namespace json
+} // namespace boost
+
+#endif