(timestamp, timezone)
| 43 | } |
| 44 | |
| 45 | const tzOffset = (timestamp, timezone) => { |
| 46 | const formatResult = makeFormatParts(timestamp, timezone) |
| 47 | const filled = [] |
| 48 | for (let i = 0; i < formatResult.length; i += 1) { |
| 49 | const { type, value } = formatResult[i] |
| 50 | const pos = typeToPos[type] |
| 51 | |
| 52 | if (pos >= 0) { |
| 53 | filled[pos] = parseInt(value, 10) |
| 54 | } |
| 55 | } |
| 56 | const hour = filled[3] |
| 57 | // Workaround for the same behavior in different node version |
| 58 | // https://github.com/nodejs/node/issues/33027 |
| 59 | /* istanbul ignore next */ |
| 60 | const fixedHour = hour === 24 ? 0 : hour |
| 61 | const utcString = `${filled[0]}-${filled[1]}-${filled[2]} ${fixedHour}:${filled[4]}:${filled[5]}:000` |
| 62 | const utcTs = d.utc(utcString).valueOf() |
| 63 | let asTS = +timestamp |
| 64 | const over = asTS % 1000 |
| 65 | asTS -= over |
| 66 | return (utcTs - asTS) / (60 * 1000) |
| 67 | } |
| 68 | |
| 69 | // find the right offset a given local time. The o input is our guess, which determines which |
| 70 | // offset we'll pick in ambiguous cases (e.g. there are two 3 AMs b/c Fallback DST) |
no test coverage detected