update boost

linx64/include/boost/url/grammar/error.hpp

@@ -0,0 +1,130 @@
+//
+// 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/url
+//
+
+#ifndef BOOST_URL_GRAMMAR_ERROR_HPP
+#define BOOST_URL_GRAMMAR_ERROR_HPP
+
+#include <boost/url/detail/config.hpp>
+#include <boost/url/error_types.hpp>
+
+namespace boost {
+namespace urls {
+namespace grammar {
+
+/** Error codes returned when using rules
+
+    @see
+        @ref condition,
+        @ref parse.
+*/
+enum class error
+{
+    // VFALCO 3 space indent or
+    // else Doxygen malfunctions
+
+    //
+    // (informational)
+    //
+
+    /**
+     * More input is needed to match the rule
+     *
+     * A rule reached the end of the input,
+     * resulting in a partial match. The error
+     * is recoverable; the caller may obtain
+     * more input if possible and attempt to
+     * parse the character buffer again.
+     * Custom rules should only return this
+     * error if it is completely unambiguous
+     * that the rule cannot be matched without
+     * more input.
+    */
+    need_more = 1,
+
+    /**
+     * The rule did not match the input.
+     *
+     * This error is returned when a rule fails
+     * to match the input. The error is recoverable;
+     * the caller may rewind the input pointer and
+     * attempt to parse again using a different rule.
+    */
+    mismatch,
+
+    /**
+     * A rule reached the end of a range
+     *
+     * This indicates that the input was consumed
+     * when parsing a @ref range. The @ref range_rule
+     * avoids rewinding the input buffer when
+     * this error is returned. Thus the consumed
+     * characters are be considered part of the
+     * range without contributing additional
+     * elements.
+    */
+    end_of_range,
+
+    /**
+     * Leftover input remaining after match.
+    */
+    leftover,
+
+    //--------------------------------------------
+    //
+    // condition::fatal
+    //
+    //--------------------------------------------
+
+    /**
+     * A rule encountered unrecoverable invalid input.
+     *
+     * This error is returned when input is matching
+     * but one of the requirements is violated. For
+     * example if a percent escape is found, but
+     * one or both characters that follow are not
+     * valid hexadecimal digits. This is usually an
+     * unrecoverable error.
+    */
+    invalid,
+
+    /** An integer overflowed during parsing.
+    */
+    out_of_range,
+
+    /**
+     * An unspecified syntax error was found.
+    */
+    syntax
+};
+
+//------------------------------------------------
+
+/** Error conditions for errors received from rules
+
+    @see
+        @ref error,
+        @ref parse.
+*/
+enum class condition
+{
+    /**
+     * A fatal error in syntax was encountered.
+
+       This indicates that parsing cannot continue.
+    */
+    fatal = 1
+};
+
+} // grammar
+} // urls
+} // boost
+
+#include <boost/url/grammar/impl/error.hpp>
+
+#endif