| ; | |
| var stringifyNumber = require('../../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.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$/, '') ?? '' | |
| }; | |
| exports.floatTime = floatTime; | |
| exports.intTime = intTime; | |
| exports.timestamp = timestamp; | |
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