userver: userver/utils/optionals.hpp File Reference
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optionals.hpp File Reference
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Helper functions for std optionals. More...

#include <optional>
#include <string>
#include <fmt/compile.h>
#include <fmt/format.h>
+ Include dependency graph for optionals.hpp:

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Namespaces

namespace  utils
 Utilities.
 

Functions

template<class T >
std::string utils::ToString (const std::optional< T > &from)
 Converts std::optional to a string, empty value represented as "--".
 

Detailed Description

Helper functions for std optionals.

Definition in file optionals.hpp.