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const minInHour = 60;const millisecond = 1000;
interface Input {  hour?: number;  minute?: number;  second?: number;  timezone?: number;}
interface ValidInput {  hour: number;  minute: number;  second: number;  timezone: number;}
const timezoneOffset = new Date().getTimezoneOffset();const defaultTimezone = -timezoneOffset / minInHour;
// deno-lint-ignore no-explicit-anyconst isObject = (obj: any) => obj === Object(obj);
// deno-lint-ignore no-explicit-anyconst validTimezone = (timezone: any) => {  timezone = timezone ?? defaultTimezone;  if (typeof timezone !== 'number') {    throw new TypeError('`timezone` must be number');  }  if (Math.abs(timezone) > 12) {    throw new RangeError(`'timezone' must be >=-12 and <=12`);  }  if (!Number.isInteger(timezone * 4)) {    throw new RangeError(      `'timezone' must be full, half or quarter, got ${timezone}`,    );  }  return timezone;};
// deno-lint-ignore no-explicit-anyconst validNumber = (field: string, num: any, max: number) => {  num = num ?? 0;  if (!Number.isInteger(num)) {    throw new TypeError(`'${field}' must be number`);  }  if (num < 0 || num > max) {    throw new RangeError(`'${field}' must be >=0 and <=${max}`);  }  return num;};
// deno-lint-ignore no-explicit-anyconst validInput = (input: any): ValidInput => {  if (!isObject(input)) {    throw new TypeError('`input` must be object');  }
  const validField = (field: 'hour' | 'minute' | 'second', max: number) => {    return validNumber(field, input[field], max);  };  input = {    hour: validField('hour', 23),    minute: validField('minute', 59),    second: validField('second', 59),    timezone: validTimezone(input.timezone),  };  return input;};
export default (input: Input, now: Date | number = Date.now()) => {  const { hour, minute, second, timezone } = validInput(input);  now = +now;  if (Number.isNaN(now)) {    throw new TypeError(`'now' must be numeric`);  }  const deltaMin = timezone * minInHour + timezoneOffset;  const next = new Date(+now - (now % millisecond));  next.setHours(hour);  next.setSeconds(second);  next.setMinutes(minute - deltaMin);  if (next.getTime() <= now) {    next.setDate(next.getDate() + 1);  }  return next;};