caf::config_option::meta_state Struct Reference

Custom vtable-like struct for delegating to type-specific functions and storing type-specific information shared by several config options. More...

#include <config_option.hpp>

Public Attributes
error(*	sync )(void *, config_value &)
	Tries to perform this sequence of steps:
config_value(*	get )(const void *)
	Tries to extract a value from the given location.
std::string_view	type_name
	Human-readable name of the option's type.

Detailed Description

Custom vtable-like struct for delegating to type-specific functions and storing type-specific information shared by several config options.

Member Data Documentation

get

config_value(* caf::config_option::meta_state::get) (const void *)

Tries to extract a value from the given location.

Exists for backward compatibility only and will get removed with CAF 0.17.

sync

error(* caf::config_option::meta_state::sync) (void *, config_value &)

Tries to perform this sequence of steps:

• Convert the config value to the type of the config option.
• Assign the converted value back to the config value to synchronize conversions back to the caller.
• Store the converted value in the pointer unless it is nullptr.

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The documentation for this struct was generated from the following file:

• libcaf_core/caf/config_option.hpp