import { stringifyNumber } from '../../stringify/stringifyNumber.js'; /** Internal types handle bigint as number, because TS can't figure it out. */ function parseSexagesimal(str, asBigInt) { const sign = str[0]; const parts = sign === '-' || sign === '+' ? str.substring(1) : str; const num = (n) => asBigInt ? BigInt(n) : Number(n); const res = parts .replace(/_/g, '') .split(':') .reduce((res, p) => res * num(60) + num(p), num(0)); return (sign === '-' ? num(-1) * res : res); } /** * hhhh:mm:ss.sss * * Internal types handle bigint as number, because TS can't figure it out. */ function stringifySexagesimal(node) { let { value } = node; let num = (n) => n; if (typeof value === 'bigint') num = n => BigInt(n); else if (isNaN(value) || !isFinite(value)) return stringifyNumber(node); let sign = ''; if (value < 0) { sign = '-'; value *= num(-1); } const _60 = num(60); const parts = [value % _60]; // seconds, including ms if (value < 60) { parts.unshift(0); // at least one : is required } else { value = (value - parts[0]) / _60; parts.unshift(value % _60); // minutes if (value >= 60) { value = (value - parts[0]) / _60; parts.unshift(value); // hours } } return (sign + parts .map(n => String(n).padStart(2, '0')) .join(':') .replace(/000000\d*$/, '') // % 60 may introduce error ); } const intTime = { identify: value => typeof value === 'bigint' || Number.isInteger(value), default: true, tag: 'tag:yaml.org,2002:int', format: 'TIME', test: /^[-+]?[0-9][0-9_]*(?::[0-5]?[0-9])+$/, resolve: (str, _onError, { intAsBigInt }) => parseSexagesimal(str, intAsBigInt), stringify: stringifySexagesimal }; const floatTime = { identify: value => typeof value === 'number', default: true, tag: 'tag:yaml.org,2002:float', format: 'TIME', test: /^[-+]?[0-9][0-9_]*(?::[0-5]?[0-9])+\.[0-9_]*$/, resolve: str => parseSexagesimal(str, false), stringify: stringifySexagesimal }; const timestamp = { identify: value => value instanceof Date, default: true, tag: 'tag:yaml.org,2002:timestamp', // If the time zone is omitted, the timestamp is assumed to be specified in UTC. The time part // may be omitted altogether, resulting in a date format. In such a case, the time part is // assumed to be 00:00:00Z (start of day, UTC). test: RegExp('^([0-9]{4})-([0-9]{1,2})-([0-9]{1,2})' + // YYYY-Mm-Dd '(?:' + // time is optional '(?:t|T|[ \\t]+)' + // t | T | whitespace '([0-9]{1,2}):([0-9]{1,2}):([0-9]{1,2}(\\.[0-9]+)?)' + // Hh:Mm:Ss(.ss)? '(?:[ \\t]*(Z|[-+][012]?[0-9](?::[0-9]{2})?))?' + // Z | +5 | -03:30 ')?$'), resolve(str) { const match = str.match(timestamp.test); if (!match) throw new Error('!!timestamp expects a date, starting with yyyy-mm-dd'); const [, year, month, day, hour, minute, second] = match.map(Number); const millisec = match[7] ? Number((match[7] + '00').substr(1, 3)) : 0; let date = Date.UTC(year, month - 1, day, hour || 0, minute || 0, second || 0, millisec); const tz = match[8]; if (tz && tz !== 'Z') { let d = parseSexagesimal(tz, false); if (Math.abs(d) < 30) d *= 60; date -= 60000 * d; } return new Date(date); }, stringify: ({ value }) => value.toISOString().replace(/((T00:00)?:00)?\.000Z$/, '') }; export { floatTime, intTime, timestamp };