get_if.hpp File Reference

Detailed Description

Definition in file get_if.hpp.

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#include <functional>
#include <memory>
#include <utility>
#include <userver/utils/meta_light.hpp>

Include dependency graph for get_if.hpp:

Namespaces
namespace	utils
	Utilities.

Functions
template<typename Leaf >
constexpr auto *	utils::GetIf (Leaf &&leaf)
template<typename Root , typename Head , typename... Tail>
constexpr auto *	utils::GetIf (Root &&root, Head &&head, Tail &&... tail)
	Dereferences a chain of indirections and compositions, returns nullptr if one of the chain elements is not set.