clio/conceptmigration_1_1impl_1_1MigratorSpec.html

template<typename T, typename Backend>

concept MigratorSpec =

    requires(std::shared_ptr<Backend> const& backend, util::config::ObjectView const& cfg) {

        // Check that 'kNAME' exists and is a string

        { T::kNAME } -> std::convertible_to<std::string>;


        // Check that 'kDESCRIPTION' exists and is a string

        { T::kDESCRIPTION } -> std::convertible_to<std::string>;


        // Check that the migrator specifies the backend type it supports

        typename T::Backend;


        // Check that 'runMigration' exists and is callable

        { T::runMigration(backend, cfg) } -> std::same_as<void>;

    }

util::config::ObjectView
Provides a view into a subset of configuration data defined by a prefix.
Definition ObjectView.hpp:21

migration::impl::MigratorSpec
The migrator specification concept.
Definition Spec.hpp:16