Document ugly dependencies to old spaghetti code (#12)

inc/class-manager.php

@@ -44,6 +44,15 @@
  */
 class Manager extends SiteParts\SitePartsManagerAbstract {
 
+	/**
+	 * Setup the manager.
+	 *
+	 * @param  SiteParts\SitePartsCollectionInterface $collection The collection of all elements of options.
+	 */
+	public function __construct( SiteParts\SitePartsCollectionInterface $collection ) { // phpcs:ignore Generic.CodeAnalysis.UselessOverridingMethod.Found
+		parent::__construct( $collection );
+	}
+
 	/**
 	 * Returns an array of hooks that this subscriber wants to register with
 	 * the WordPress plugin API.

phpstan.neon

@@ -8,11 +8,27 @@ parameters:
         - plugin.php
     excludePaths:
         analyse:
+            # TODO #12 Remove ugly dependencies to old spaghetti code
+            # Error message "Class Figuren_Theater\Options\Collection extends unknown class ...
+            # ... Figuren_Theater\SiteParts\SitePartsCollectionAbstract." cannot be ignored, use
+            # excludePaths instead.  
+            - inc/class-collection.php  
+            # Error message "Class Figuren_Theater\Options\Proxied_Collection extends unknown class ...
+            # ... Figuren_Theater\SiteParts\ProxiedSitePartsCollectionAbstract." cannot be ignored, use
+            # excludePaths instead.  
+            - inc/class-proxied-collection.php  
+            # Error message "Class Figuren_Theater\Options\Manager extends unknown class ...
+            # ... Figuren_Theater\SiteParts\SitePartsManagerAbstract." cannot be ignored, use
+            # excludePaths instead.  
+            - inc/class-manager.php  
             - vendor/
             # "/wp-content/" is created during composer install,
             # when package is tested
             # and not running within ft-platform
             - wp-content/
             - tests/
     ignoreErrors:
-
+        # TODO #12 Remove ugly dependencies to old spaghetti code
+        - '#Call to static method add\(\) on an unknown class Figuren_Theater\\API\.#'
+        - '#Call to static method get\(\) on an unknown class Figuren_Theater\\API\.#'
+        - '#Call to method set_Options_Manager\(\) on an unknown class Figuren_Theater\\ProxiedSite\.#'