12#include <userver/formats/json_fwd.hpp>
13#include <userver/formats/parse/common.hpp>
14#include <userver/formats/parse/common_containers.hpp>
15#include <userver/formats/yaml/value.hpp>
17#include <userver/yaml_config/iterator.hpp>
19USERVER_NAMESPACE_BEGIN
92 YamlConfig() =
default;
164 template <
typename T>
170 template <
typename T,
typename First,
typename... Rest>
171 auto As(First&& default_arg, Rest&&... more_default_args)
const;
176 template <
typename T>
194 const_iterator
end()
const;
220 "There is no `Parse(const yaml_config::YamlConfig&, "
221 "formats::parse::To<T>)`"
222 "in namespace of `T` or `formats::parse`. "
223 "Probably you forgot to include the "
224 "<userver/formats/parse/common_containers.hpp> or you "
225 "have not provided a `Parse` function overload."
241template <
typename T,
typename First,
typename... Rest>
242auto YamlConfig::
As(First&& default_arg, Rest&&... more_default_args)
const {
246 return decltype(As<T>())(std::forward<First>(default_arg), std::forward<Rest>(more_default_args)...);
253 return IsMissing() ?
decltype(As<T>())() : As<T>();