/**
 * Trims the whitespace from the start of a string
 * @param str The string to trim
 */
export default function trimStart(str: string): string;
/**
 * Trims the specified characters from the start of a string
 * @param str The string to trim
 * @param chars The set of characters to trim. This treats the characters
 *              individually and it will not work if you need to trim a
 *              specific string from the start/end.
 */
export default function trimStart(str: string, chars: string): string;