time_of_day.hpp

Go to the documentation of this file.

#pragma once
 
/// @file userver/formats/parse/time_of_day.hpp
/// @brief utils::datetime::TimeOfDay parser for any format
///
/// @ingroup userver_universal userver_formats_parse
 
#include <userver/utils/time_of_day.hpp>
 
#include <userver/formats/common/meta.hpp>
#include <userver/formats/parse/to.hpp>
 
USERVER_NAMESPACE_BEGIN
 
namespace formats::parse {
 
template <typename Value, typename Duration>
std::enable_if_t<common::kIsFormatValue<Value>, utils::datetime::TimeOfDay<Duration>>
Parse(const Value& value, To<utils::datetime::TimeOfDay<Duration>>) {
    std::optional<std::string> str;
    try {
        str = value.template As<std::string>();
        return utils::datetime::TimeOfDay<Duration>{*str};
    } catch (const std::exception& e) {
        if (str) {
            throw typename Value::ParseException("'" + *str + "' cannot be parsed to `utils::datetime::TimeOfDay`");
        } else {
            throw typename Value::ParseException("Only strings can be parsed as `utils::datetime::TimeOfDay`");
        }
    }
}
 
}  // namespace formats::parse
 
USERVER_NAMESPACE_END