MissingThemeDependencyException.php

<?php

namespace Drupal\Core\Theme;


/**
 * Exception to be thrown when base theme for installed theme is not installed.
 *
 * @see \Drupal\Core\Theme\ThemeInitialization::getActiveThemeByName().
 */
class MissingThemeDependencyException extends \Exception {
    
    /**
     * The missing theme dependency.
     *
     * @var string
     */
    protected $theme;
    
    /**
     * Constructs the exception.
     *
     * @param string $message
     *   The exception message.
     * @param string $theme
     *   The missing theme dependency.
     */
    public function __construct($message, $theme) {
        parent::__construct($message);
        $this->theme = $theme;
    }
    
    /**
     * Gets the machine name of the missing theme.
     *
     * @return string
     *   The machine name of the theme that is missing.
     */
    public function getMissingThemeName() {
        return $this->theme;
    }

}