/**
 * Returns a string of spaces for indentation, using the specified tab width and number of indentations.
 *
 * Examples:
 *   indent(2) // '    ' (default tabWidth: 2)
 *   indent(3, { tabWidth: 4 }) // '            '
 *
 * @param number - The number of indentation units
 * @param options.tabWidth - The number of spaces per indentation unit (default: 2)
 * @returns A string of spaces for indentation
 */
export declare function indent(number: number, { tabWidth }?: {
    tabWidth?: number;
}): string;