Function addDays

telemetry-dashboard/public/app.js:56–56

(day, delta)

const utcDay = (atMs) => new Date(atMs).toISOString().slice(0, 10);
const dayMs = (day) => Date.parse(`${day}T00:00:00Z`);
const addDays = (day, delta) => utcDay(dayMs(day) + delta * DAY_MS);
const isDay = (value) => /^\d{4}-\d{2}-\d{2}$/.test(value) && Number.isFinite(dayMs(value));

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