| /*============================================================================= |
| Copyright (c) 2001-2014 Joel de Guzman |
| |
| 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) |
| =============================================================================*/ |
| #if !defined(BOOST_SPIRIT_X3_CALC7_ERROR_HANDLER_HPP) |
| #define BOOST_SPIRIT_X3_CALC7_ERROR_HANDLER_HPP |
| |
| #include <boost/spirit/home/x3.hpp> |
| #include <iostream> |
| |
| namespace client { namespace calculator_grammar |
| { |
| //////////////////////////////////////////////////////////////////////////// |
| // Our error handler |
| //////////////////////////////////////////////////////////////////////////// |
| namespace x3 = boost::spirit::x3; |
| |
| struct error_handler |
| { |
| // Our error handler |
| template <typename Iterator, typename Exception, typename Context> |
| x3::error_handler_result |
| on_error(Iterator&, Iterator const& last, Exception const& x, Context const& context) |
| { |
| std::cout |
| << "Error! Expecting: " |
| << x.which() |
| << " here: \"" |
| << std::string(x.where(), last) |
| << "\"" |
| << std::endl |
| ; |
| return x3::error_handler_result::fail; |
| } |
| }; |
| }} |
| |
| #endif |