RESTinio
variant.hpp
Go to the documentation of this file.
1 /*
2  restinio
3 */
4 
5 /*!
6  Adoption for std::variant (c++17).
7 
8  @since v.0.4.8
9 */
10 
11 #pragma once
12 
13 #include "third_party/variant-lite/variant.hpp"
14 
15 namespace restinio
16 {
17  template< typename... Types >
18  using variant_t = nonstd::variant< Types... >;
19 
20  using nonstd::holds_alternative;
21  using nonstd::get;
22 } /* namespace restinio */
typedef variant_ALIGN_AS(max_type) align_as_type
std::enable_if< std::is_same< Parameter_Container, query_string_params_t >::value||std::is_same< Parameter_Container, router::route_params_t >::value, optional_t< Value_Type > >::type opt_value(const Parameter_Container &params, string_view_t key)
Gets the value of a parameter specified by key wrapped in optional_t<Value_Type> if parameter exists ...
Definition: value_or.hpp:64