public function get_global_config_path() {

		if ( getenv( 'WP_CLI_CONFIG_PATH' ) ) {
			$config_path                    = getenv( 'WP_CLI_CONFIG_PATH' );
			$this->global_config_path_debug = 'Using global config from WP_CLI_CONFIG_PATH env var: ' . $config_path;
		} else {
			$config_path                    = Utils\get_home_dir() . '/.wp-cli/config.yml';
			$this->global_config_path_debug = 'Using default global config: ' . $config_path;
		}

		if ( is_readable( $config_path ) ) {
			return $config_path;
		}

		$this->global_config_path_debug = 'No readable global config found';

		return false;
	}