src/Kernel/Application.php
protected function registerApplicationAliases()
    {
        foreach ($this->config['services']['aliases'] as $key => $alias) {
            $this->alias($key, $alias);
            if (! class_exists($key)) {
                class_alias($alias, $key);
            }
        }
    }
protected function registerApplicationAliases()
    {
        foreach ($this->config['services']['aliases'] as $key => $alias) {
            $this->alias($key, $alias);
            if (! class_exists($key)) {
                class_alias($alias, $key);
            }
        }
    }
Register aliases of Application

@return void