diff options
Diffstat (limited to 'nihil.config/string.ccm')
| -rw-r--r-- | nihil.config/string.ccm | 34 |
1 files changed, 28 insertions, 6 deletions
diff --git a/nihil.config/string.ccm b/nihil.config/string.ccm index ae5efb9..b6a7e05 100644 --- a/nihil.config/string.ccm +++ b/nihil.config/string.ccm @@ -4,16 +4,21 @@ module; +#include <expected> #include <format> #include <string> export module nihil.config:string; +import nihil; import nihil.ucl; import :option; namespace nihil::config { +/* + * A string option. The backing type is std::string. + */ export struct string final : option { string(std::string &storage, @@ -22,14 +27,31 @@ export struct string final : option ~string(); - auto get_string() const -> std::string override; - auto set_string(std::string_view new_value) -> void override; - - auto to_ucl() const -> ucl::object override; - auto from_ucl(ucl::object const &uclobj) -> void override; + /* + * Get this option as a string; simply returns the storage. + */ + [[nodiscard]] auto get_string() const -> std::string override; + + /* + * Set this option to a string value; assigns to the storage. + */ + [[nodiscard]] auto set_string(std::string_view new_value) + -> std::expected<void, error> override; + + /* + * Convert this option to a UCL object. + */ + [[nodiscard]] auto get_ucl() const + -> std::expected<ucl::object, error> override; + + /* + * Set this option from a UCL object. + */ + [[nodiscard]] auto set_ucl(ucl::object const &uclobj) + -> std::expected<void, error> override; private: - std::string &_storage; + std::string &m_storage; }; } // namespace nihil::config |