Drupal\Core\Installer

Override configuration during the installer.

Provides common functionality for the extension list classes.

Extend DrupalKernel to handle force some kernel behaviors.

Overrides the module extension list to have a static cache.

Provides methods for checking if Drupal is already installed.

Manages the router in the installer.

A Route Provider front-end for use during the installer.

Service provider for the early installer environment.

Overrides the theme engine extension list to have a static cache.

Overrides the theme extension list to have a static cache.

Service provider for the installer environment.