Flow module that facilitates configuring modules, such as applications and APIs, via statically and/o...
Option_set< Null_value_set >::Declare_options_func null_declare_opts_func()
Returns a value usable as declare_opts_func_moved Config_manager ctor arg for a Null_value_set value ...
Final_validator_func< Null_value_set >::Type null_final_validator_func()
Returns a value usable as final_validator_func arg to Config_manager::apply_static() and others – for...
static Type null()
Returns a final-validator function that simply always returns Final_validator_outcome::S_ACCEPT.
Internal-use structure to use with Declare_options_func callback.