// This is free and unencumbered software released into the public domain.
/// A module directory in the abstract.
pubtraitModuleDirectory{/// Checks if a module is installed.
fnis_installed(&self, _module_name: impl AsRef<str>)->bool{false}/// Checks if a module is installed and enabled.
fnis_enabled(&self, _module_name: impl AsRef<str>)->bool{false}}