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#ifndef _ReportParseError_h_
#define _ReportParseError_h_
#include "Lexer.h"
namespace parse {
namespace detail {
struct info_visitor {
typedef void result_type;
typedef boost::spirit::utf8_string string;
info_visitor(std::ostream& os, const string& tag, std::size_t indent);
void indent() const;
std::string prepare(const string& s) const;
void print(const string& str) const;
void operator()(boost::spirit::info::nil_) const;
void operator()(const string& str) const;
void operator()(const boost::spirit::info& what) const;
void operator()(const std::pair<boost::spirit::info, boost::spirit::info>& pair) const;
void operator()(const std::list<boost::spirit::info>& l) const;
template <typename Iter>
void multi_info(Iter first, const Iter last) const;
std::ostream& m_os;
const string& m_tag;
std::size_t m_indent;
};
void pretty_print(std::ostream& os, boost::spirit::info const& what);
void default_send_error_string(const std::string& str);
}
struct report_error_ {
typedef void result_type;
template <typename Arg1, typename Arg2, typename Arg3, typename Arg4>
void operator()(const std::string& filename, const text_iterator& begin, const text_iterator& end,
Arg1 first, Arg2, Arg3 it, Arg4 rule_name) const
{
std::string error_string;
generate_error_string(filename, begin, end, first, it, rule_name, error_string);
send_error_string(error_string);
}
static std::function<void (const std::string&)> send_error_string;
private:
std::pair<text_iterator, unsigned int> line_start_and_line_number(
const text_iterator begin, const text_iterator end, text_iterator error_position) const;
std::string get_line(const text_iterator& end, text_iterator line_start) const;
std::string get_lines_before(const text_iterator& begin, const text_iterator& end, text_iterator line_start) const;
std::string get_lines_after(const text_iterator& begin, const text_iterator& end, text_iterator line_start) const;
void generate_error_string(const std::string& filename,
const text_iterator& begin, const text_iterator& end,
const token_iterator& first,
const token_iterator& it,
const boost::spirit::info& rule_name,
std::string& str) const;
};
extern const boost::phoenix::function<report_error_> report_error;
}
#endif
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