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Contents
// Copyright (c) 2020 Dr. Colin Hirsch and Daniel Frey
// Please see LICENSE for license or visit https://github.com/taocpp/PEGTL/
#ifndef TAO_JSON_PEGTL_CONTRIB_PRINT_HPP
#define TAO_JSON_PEGTL_CONTRIB_PRINT_HPP
#include <ostream>
#include "../config.hpp"
#include "../demangle.hpp"
#include "../type_list.hpp"
#include "../visit.hpp"
namespace TAO_JSON_PEGTL_NAMESPACE
{
namespace internal
{
template< typename Name >
struct print_names
{
static void visit( std::ostream& os )
{
os << demangle< Name >() << '\n';
}
};
template< typename Name >
struct print_debug
{
static void visit( std::ostream& os )
{
const auto first = demangle< Name >();
os << first << '\n';
const auto second = demangle< typename Name::rule_t >();
if( first != second ) {
os << " (aka) " << second << '\n';
}
print_subs( os, typename Name::subs_t() );
os << '\n';
}
private:
template< typename... Rules >
static void print_subs( std::ostream& os, type_list< Rules... > /*unused*/ )
{
( print_sub< Rules >( os ), ... );
}
template< typename Rule >
static void print_sub( std::ostream& os )
{
os << " (sub) " << demangle< Rule >() << '\n';
}
};
} // namespace internal
template< typename Grammar >
void print_names( std::ostream& os )
{
visit< Grammar, internal::print_names >( os );
}
template< typename Grammar >
void print_debug( std::ostream& os )
{
visit< Grammar, internal::print_debug >( os );
}
} // namespace TAO_JSON_PEGTL_NAMESPACE
#endif
Version data entries
10 entries across 10 versions & 1 rubygems