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- // Copyright 2013-2019 Antony Polukhin
- // Distributed under the Boost Software License, Version 1.0.
- // (See the accompanying file LICENSE_1_0.txt
- // or a copy at <http://www.boost.org/LICENSE_1_0.txt>.)
- //[type_index_names_table
- /*`
- The following example shows how different type names look when we explicitly use classes for RTTI and RTT off.
-
- This example requires RTTI. For a more portable example see 'Getting human readable and mangled type names':
- */
- #include <boost/type_index/stl_type_index.hpp>
- #include <boost/type_index/ctti_type_index.hpp>
- #include <iostream>
- template <class T>
- void print(const char* name) {
- boost::typeindex::stl_type_index sti = boost::typeindex::stl_type_index::type_id<T>();
- boost::typeindex::ctti_type_index cti = boost::typeindex::ctti_type_index::type_id<T>();
- std::cout << "\t[" /* start of the row */
- << "[" << name << "]"
- << "[`" << sti.raw_name() << "`] "
- << "[`" << sti.pretty_name() << "`] "
- << "[`" << cti.raw_name() << "`] "
- << "]\n" /* end of the row */ ;
- }
- struct user_defined_type{};
- namespace ns1 { namespace ns2 {
- struct user_defined_type{};
- }} // namespace ns1::ns2
- namespace {
- struct in_anon_type{};
- } // anonymous namespace
- namespace ns3 { namespace { namespace ns4 {
- struct in_anon_type{};
- }}} // namespace ns3::{anonymous}::ns4
- template <class T0, class T1>
- class templ {};
- template <>
- class templ<int, int> {};
- int main() {
- std::cout << "[table:id Table of names\n";
- std::cout << "\t[[Type] [RTTI & raw_name] [RTTI & pretty_name] [noRTTI & raw_name]]\n";
- print<user_defined_type>("User defined type");
- print<in_anon_type>("In anonymous namespace");
- print<ns3::ns4::in_anon_type>("In ns3::{anonymous}::ns4 namespace");
- print<templ<short, int> >("Template class");
- print<templ<int, int> >("Template class (full specialization)");
- print<templ<
- templ<char, signed char>,
- templ<int, user_defined_type>
- > >("Template class with templae classes");
- std::cout << "]\n";
- }
- /*`
- Code from the example will produce the following table:
- [table:id Table of names
- [[Type] [RTTI & raw_name] [RTTI & pretty_name] [noRTTI & raw_name]]
- [[User defined type][`17user_defined_type`] [`user_defined_type`] [`user_defined_type]`] ]
- [[In anonymous namespace][`N12_GLOBAL__N_112in_anon_typeE`] [`(anonymous namespace)::in_anon_type`] [`{anonymous}::in_anon_type]`] ]
- [[In ns3::{anonymous}::ns4 namespace][`N3ns312_GLOBAL__N_13ns412in_anon_typeE`] [`ns3::(anonymous namespace)::ns4::in_anon_type`] [`ns3::{anonymous}::ns4::in_anon_type]`] ]
- [[Template class][`5templIsiE`] [`templ<short, int>`] [`templ<short int, int>]`] ]
- [[Template class (full specialization)][`5templIiiE`] [`templ<int, int>`] [`templ<int, int>]`] ]
- [[Template class with template classes][`5templIS_IcaES_Ii17user_defined_typeEE`] [`templ<templ<char, signed char>, templ<int, user_defined_type> >`] [`templ<templ<char, signed char>, templ<int, user_defined_type> >]`] ]
- ]
- We have not show the "noRTTI & pretty_name" column in the table because it is almost equal
- to "noRTTI & raw_name" column.
- [warning With RTTI off different classes with same names in anonymous namespace may collapse. See 'RTTI emulation limitations'. ]
- */
- //] [/type_index_names_table]
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