wp-includes/class-wp-plugin-dependencies.php:741Gets plugin directory names.
array protected static function get_plugin_dirnames() { if ( is_array( self::$plugin_dirnames ) ) { return self::$plugin_dirnames; } self::$plugin_dirnames = array(); $plugin_files = array_keys( self::get_plugins() ); foreach ( $plugin_files as $plugin_file ) { $slug = self::convert_to_slug( $plugin_file ); self::$plugin_dirnames[ $slug ] = $plugin_file; } return self::$plugin_dirnames; }Introduced in 6.5.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/class-wp-plugin-dependencies.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.