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dules/d3-time/src/duration.js"],"sourcesContent":["import {timeInterval} from \"./interval.js\";\nimport {durationMinute, durationSecond} from \"./duration.js\";\n\nexport const timeMinute = timeInterval((date) => {\n  date.setTime(date - date.getMilliseconds() - date.getSeconds() * durationSecond);\n}, (date, step) => {\n  date.setTime(+date + step * durationMinute);\n}, (start, end) => {\n  return (end - start) / durationMinute;\n}, (date) => {\n  return date.getMinutes();\n});\n\nexport const timeMinutes = timeMinute.range;\n\nexport const utcMinute = timeInterval((date) => {\n  date.setUTCSeconds(0, 0);\n}, (date, step) => {\n  date.setTime(+date + step * durationMinute);\n}, (start, end) => {\n  return (end - start) / durationMinute;\n}, (date) => {\n  return date.getUTCMinutes();\n});\n\nexport const utcMinutes = utcMinute.range;\n","import {timeInterval} from \"./interval.js\";\n\nexport const timeYear = timeInterval((date) => {\n  date.setMonth(0, 1);\n  date.setHours(0, 0, 0, 0);\n}, (date, step) => {\n  date.setFullYear(date.getFullYear() + step);\n}, (start, end) => {\n  return end.getFullYear() - start.getFullYear();\n}, (date) => {\n  return date.getFullYear();\n});\n\n// An optimized implementation for this simple case.\ntimeYear.every = (k) => {\n  return !isFinite(k = Math.floor(k)) || !(k > 0) ? null : timeInterval((date) => {\n    date.setFullYear(Math.floor(date.getFullYear() / k) * k);\n    date.setMonth(0, 1);\n    date.setHours(0, 0, 0, 0);\n  }, (date, step) => {\n    date.setFullYear(date.getFullYear() + step * k);\n  });\n};\n\nexport const timeYears = timeYear.range;\n\nexport const utcYear = timeInterval((date) => {\n  date.setUTCMonth(0, 1);\n  date.setUTCHours(0, 0, 0, 0);\n}, (date, step) => {\n  date.setUTCFullYear(date.getUTCFullYear() + step);\n}, (start, end) => {\n  return end.getUTCFullYear() - start.getUTCFullYear();\n}, (date) => {\n  return date.getUTCFullYear();\n});\n\n// An optimized implementation for this simple case.\nutcYear.every = (k) => {\n  return !isFinite(k = Math.floor(k)) || !(k > 0) ? null : timeInterval((date) => {\n    date.setUTCFullYear(Math.floor(date.getUTCFullYear() / k) * k);\n    date.setUTCMonth(0, 1);\n    date.setUTCHours(0, 0, 0, 0);\n  }, (date, step) => {\n    date.setUTCFullYear(date.getUTCFullYear() + step * k);\n  });\n};\n\nexport const utcYears = utcYear.range;\n","import {timeInterval} from \"./interval.js\";\nimport {durationSecond} from \"./duration.js\";\n\nexport const second = timeInterval((date) => {\n  date.setTime(date - date.getMilliseconds());\n}, (date, step) => {\n  date.setTime(+date + step * durationSecond);\n}, (start, end) => {\n  return (end - start) / durationSecond;\n}, (date) => {\n  return date.getUTCSeconds();\n});\n\nexport const seconds = second.range;\n","const t0 = new Date, t1 = new Date;\n\nexport function timeInterval(floori, offseti, count, field) {\n\n  function interval(date) {\n    return floori(date = arguments.length === 0 ? new Date : new Date(+date)), date;\n  }\n\n  interval.floor = (date) => {\n    return floori(date = new Date(+date)), date;\n  };\n\n  interval.ceil = (date) => {\n    return floori(date = new Date(date - 1)), offseti(date, 1), floori(date), date;\n  };\n\n  interval.round = (date) => {\n    const d0 = interval(date), d1 = interval.ceil(date);\n    return date - d0 < d1 - date ? d0 : d1;\n  };\n\n  interval.offset = (date, step) => {\n    return offseti(date = new Date(+date), step == null ? 1 : Math.floor(step)), date;\n  };\n\n  interval.range = (start, stop, step) => {\n    const range = [];\n    start = interval.ceil(start);\n    step = step == null ? 1 : Math.floor(step);\n    if (!(start < stop) || !(step > 0)) return range; // also handles Invalid Date\n    let previous;\n    do range.push(previous = new Date(+start)), offseti(start, step), floori(start);\n    while (previous < start && start < stop);\n    return range;\n  };\n\n  interval.filter = (test) => {\n    return timeInterval((date) => {\n      if (date >= date) while (floori(date), !test(date)) date.setTime(date - 1);\n    }, (date, step) => {\n      if (date >= date) {\n        if (step < 0) while (++step <= 0) {\n          while (offseti(date, -1), !test(date)) {} // eslint-disable-line no-empty\n        } else while (--step >= 0) {\n          while (offseti(date, +1), !test(date)) {} // eslint-disable-line no-empty\n        }\n      }\n    });\n  };\n\n  if (count) {\n    interval.count = (start, end) => {\n      t0.setTime(+start), t1.setTime(+end);\n      floori(t0), floori(t1);\n      return Math.floor(count(t0, t1));\n    };\n\n    interval.every = (step) => {\n      step = Math.floor(step);\n      return !isFinite(step) || !(step > 0) ? null\n          : !(step > 1) ? interval\n          : interval.filter(field\n              ? (d) => field(d) % step === 0\n              : (d) => interval.count(0, d) % step === 0);\n    };\n  }\n\n  return interval;\n}\n","import {timeInterval} from \"./interval.js\";\nimport {durationHour, durationMinute, durationSecond} from \"./duration.js\";\n\nexport const timeHour = timeInterval((date) => {\n  date.setTime(date - date.getMilliseconds() - date.getSeconds() * durationSecond - date.getMinutes() * durationMinute);\n}, (date, step) => {\n  date.setTime(+date + step * durationHour);\n}, (start, end) => {\n  return (end - start) / durationHour;\n}, (date) => {\n  return date.getHours();\n});\n\nexport const timeHours = timeHour.range;\n\nexport const utcHour = timeInterval((date) => {\n  date.setUTCMinutes(0, 0, 0);\n}, (date, step) => {\n  date.setTime(+date + step * durationHour);\n}, (start, end) => {\n  return (end - start) / durationHour;\n}, (date) => {\n  return date.getUTCHours();\n});\n\nexport const utcHours = utcHour.range;\n","import {timeInterval} from \"./interval.js\";\nimport {durationDay, durationMinute} from \"./duration.js\";\n\nexport const timeDay = timeInterval(\n  date => date.setHours(0, 0, 0, 0),\n  (date, step) => date.setDate(date.getDate() + step),\n  (start, end) => (end - start - (end.getTimezoneOffset() - start.getTimezoneOffset()) * durationMinute) / durationDay,\n  date => date.getDate() - 1\n);\n\nexport const timeDays = timeDay.range;\n\nexport const utcDay = timeInterval((date) => {\n  date.setUTCHours(0, 0, 0, 0);\n}, (date, step) => {\n  date.setUTCDate(date.getUTCDate() + step);\n}, (start, end) => {\n  return (end - start) / durationDay;\n}, (date) => {\n  return date.getUTCDate() - 1;\n});\n\nexport const utcDays = utcDay.range;\n\nexport const unixDay = timeInterval((date) => {\n  date.setUTCHours(0, 0, 0, 0);\n}, (date, step) => {\n  date.setUTCDate(date.getUTCDate() + step);\n}, (start, end) => {\n  return (end - start) / durationDay;\n}, (date) => {\n  return Math.floor(date / durationDay);\n});\n\nexport const unixDays = unixDay.range;\n","export default function ascending(a, b) {\n  return a == null || b == null ? NaN : a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;\n}\n","export default function descending(a, b) {\n  return a == null || b == null ? NaN\n    : b < a ? -1\n    : b > a ? 1\n    : b >= a ? 0\n    : NaN;\n}\n","import ascending from \"./ascending.js\";\nimport descending from \"./descending.js\";\n\nexport default function bisector(f) {\n  let compare1, compare2, delta;\n\n  // If an accessor is specified, promote it to a comparator. In this case we\n  // can test whether the search value is (self-) comparable. We can’t do this\n  // for a comparator (except for specific, known comparators) because we can’t\n  // tell if the comparator is symmetric, and an asymmetric comparator can’t be\n  // used to test whether a single value is comparable.\n  if (f.length !== 2) {\n    compare1 = ascending;\n    compare2 = (d, x) => ascending(f(d), x);\n    delta = (d, x) => f(d) - x;\n  } else {\n    compare1 = f === ascending || f === descending ? f : zero;\n    compare2 = f;\n    delta = f;\n  }\n\n  function left(a, x, lo = 0, hi = a.length) {\n    if (lo < hi) {\n      if (compare1(x, x) !== 0) return hi;\n      do {\n        const mid = (lo + hi) >>> 1;\n        if (compare2(a[mid], x) < 0) lo = mid + 1;\n        else hi = mid;\n      } while (lo < hi);\n    }\n    return lo;\n  }\n\n  function right(a, x, lo = 0, hi = a.length) {\n    if (lo < hi) {\n      if (compare1(x, x) !== 0) return hi;\n      do {\n        const mid = (lo + hi) >>> 1;\n        if (compare2(a[mid], x) <= 0) lo = mid + 1;\n        else hi = mid;\n      } while (lo < hi);\n    }\n    return lo;\n  }\n\n  function center(a, x, lo = 0, hi = a.length) {\n    const i = left(a, x, lo, hi - 1);\n    return i > lo && delta(a[i - 1], x) > -delta(a[i], x) ? i - 1 : i;\n  }\n\n  return {left, center, right};\n}\n\nfunction zero() {\n  return 0;\n}\n","const e10 = Math.sqrt(50),\n    e5 = Math.sqrt(10),\n    e2 = Math.sqrt(2);\n\nfunction tickSpec(start, stop, count) {\n  const step = (stop - start) / Math.max(0, count),\n      power = Math.floor(Math.log10(step)),\n      error = step / Math.pow(10, power),\n      factor = error >= e10 ? 10 : error >= e5 ? 5 : error >= e2 ? 2 : 1;\n  let i1, i2, inc;\n  if (power < 0) {\n    inc = Math.pow(10, -power) / factor;\n    i1 = Math.round(start * inc);\n    i2 = Math.round(stop * inc);\n    if (i1 / inc < start) ++i1;\n    if (i2 / inc > stop) --i2;\n    inc = -inc;\n  } else {\n    inc = Math.pow(10, power) * factor;\n    i1 = Math.round(start / inc);\n    i2 = Math.round(stop / inc);\n    if (i1 * inc < start) ++i1;\n    if (i2 * inc > stop) --i2;\n  }\n  if (i2 < i1 && 0.5 <= count && count < 2) return tickSpec(start, stop, count * 2);\n  return [i1, i2, inc];\n}\n\nexport default function ticks(start, stop, count) {\n  stop = +stop, start = +start, count = +count;\n  if (!(count > 0)) return [];\n  if (start === stop) return [start];\n  const reverse = stop < start, [i1, i2, inc] = reverse ? tickSpec(stop, start, count) : tickSpec(start, stop, count);\n  if (!(i2 >= i1)) return [];\n  const n = i2 - i1 + 1, ticks = new Array(n);\n  if (reverse) {\n    if (inc < 0) for (let i = 0; i < n; ++i) ticks[i] = (i2 - i) / -inc;\n    else for (let i = 0; i < n; ++i) ticks[i] = (i2 - i) * inc;\n  } else {\n    if (inc < 0) for (let i = 0; i < n; ++i) ticks[i] = (i1 + i) / -inc;\n    else for (let i = 0; i < n; ++i) ticks[i] = (i1 + i) * inc;\n  }\n  return ticks;\n}\n\nexport function tickIncrement(start, stop, count) {\n  stop = +stop, start = +start, count = +count;\n  return tickSpec(start, stop, count)[2];\n}\n\nexport function tickStep(start, stop, count) {\n  stop = +stop, start = +start, count = +count;\n  const reverse = stop < start, inc = reverse ? tickIncrement(stop, start, count) : tickIncrement(start, stop, count);\n  return (reverse ? -1 : 1) * (inc < 0 ? 1 / -inc : inc);\n}\n","import {timeInterval} from \"./interval.js\";\n\nexport const millisecond = timeInterval(() => {\n  // noop\n}, (date, step) => {\n  date.setTime(+date + step);\n}, (start, end) => {\n  return end - start;\n});\n\n// An optimized implementation for this simple case.\nmillisecond.every = (k) => {\n  k = Math.floor(k);\n  if (!isFinite(k) || !(k > 0)) return null;\n  if (!(k > 1)) return millisecond;\n  return timeInterval((date) => {\n    date.setTime(Math.floor(date / k) * k);\n  }, (date, step) => {\n    date.setTime(+date + step * k);\n  }, (start, end) => {\n    return (end - start) / k;\n  });\n};\n\nexport const milliseconds = millisecond.range;\n","import {bisector, tickStep} from \"d3-array\";\nimport {durationDay, durationHour, durationMinute, durationMonth, durationSecond, durationWeek, durationYear} from \"./duration.js\";\nimport {millisecond} from \"./millisecond.js\";\nimport {second} from \"./second.js\";\nimport {timeMinute, utcMinute} from \"./minute.js\";\nimport {timeHour, utcHour} from \"./hour.js\";\nimport {timeDay, unixDay} from \"./day.js\";\nimport {timeSunday, utcSunday} from \"./week.js\";\nimport {timeMonth, utcMonth} from \"./month.js\";\nimport {timeYear, utcYear} from \"./year.js\";\n\nfunction ticker(year, month, week, day, hour, minute) {\n\n  const tickIntervals = [\n    [second,  1,      durationSecond],\n    [second,  5,  5 * durationSecond],\n    [second, 15, 15 * durationSecond],\n    [second, 30, 30 * durationSecond],\n    [minute,  1,      durationMinute],\n    [minute,  5,  5 * durationMinute],\n    [minute, 15, 15 * durationMinute],\n    [minute, 30, 30 * durationMinute],\n    [  hour,  1,      durationHour  ],\n    [  hour,  3,  3 * durationHour  ],\n    [  hour,  6,  6 * durationHour  ],\n    [  hour, 12, 12 * durationHour  ],\n    [   day,  1,      durationDay   ],\n    [   day,  2,  2 * durationDay   ],\n    [  week,  1,      durationWeek  ],\n    [ month,  1,      durationMonth ],\n    [ month,  3,  3 * durationMonth ],\n    [  year,  1,      durationYear  ]\n  ];\n\n  function ticks(start, stop, count) {\n    const reverse = stop < start;\n    if (reverse) [start, stop] = [stop, start];\n    const interval = count && typeof count.range === \"function\" ? count : tickInterval(start, stop, count);\n    const ticks = interval ? interval.range(start, +stop + 1) : []; // inclusive stop\n    return reverse ? ticks.reverse() : ticks;\n  }\n\n  function tickInterval(start, stop, count) {\n    const target = Math.abs(stop - start) / count;\n    const i = bisector(([,, step]) => step).right(tickIntervals, target);\n    if (i === tickIntervals.length) return year.every(tickStep(start / durationYear, stop / durationYear, count));\n    if (i === 0) return millisecond.every(Math.max(tickStep(start, stop, count), 1));\n    const [t, step] = tickIntervals[target / tickIntervals[i - 1][2] < tickIntervals[i][2] / target ? i - 1 : i];\n    return t.every(step);\n  }\n\n  return [ticks, tickInterval];\n}\n\nconst [utcTicks, utcTickInterval] = ticker(utcYear, utcMonth, utcSunday, unixDay, utcHour, utcMinute);\nconst [timeTicks, timeTickInterval] = ticker(timeYear, timeMonth, timeSunday, timeDay, timeHour, timeMinute);\n\nexport {utcTicks, utcTickInterval, timeTicks, timeTickInterval};\n","import {timeInterval} from \"./interval.js\";\n\nexport const timeMonth = timeInterval((date) => {\n  date.setDate(1);\n  date.setHours(0, 0, 0, 0);\n}, (date, step) => {\n  date.setMonth(date.getMonth() + step);\n}, (start, end) => {\n  return end.getMonth() - start.getMonth() + (end.getFullYear() - start.getFullYear()) * 12;\n}, (date) => {\n  return date.getMonth();\n});\n\nexport const timeMonths = timeMonth.range;\n\nexport const utcMonth = timeInterval((date) => {\n  date.setUTCDate(1);\n  date.setUTCHours(0, 0, 0, 0);\n}, (date, step) => {\n  date.setUTCMonth(date.getUTCMonth() + step);\n}, (start, end) => {\n  return end.getUTCMonth() - start.getUTCMonth() + (end.getUTCFullYear() - start.getUTCFullYear()) * 12;\n}, (date) => {\n  return date.getUTCMonth();\n});\n\nexport const utcMonths = utcMonth.range;\n","import {timeInterval} from \"./interval.js\";\nimport {durationMinute, durationWeek} from \"./duration.js\";\n\nfunction timeWeekday(i) {\n  return timeInterval((date) => {\n    date.setDate(date.getDate() - (date.getDay() + 7 - i) % 7);\n    date.setHours(0, 0, 0, 0);\n  }, (date, step) => {\n    date.setDate(date.getDate() + step * 7);\n  }, (start, end) => {\n    return (end - start - (end.getTimezoneOffset() - start.getTimezoneOffset()) * durationMinute) / durationWeek;\n  });\n}\n\nexport const timeSunday = timeWeekday(0);\nexport const timeMonday = timeWeekday(1);\nexport const timeTuesday = timeWeekday(2);\nexport const timeWednesday = timeWeekday(3);\nexport const timeThursday = timeWeekday(4);\nexport const timeFriday = timeWeekday(5);\nexport const timeSaturday = timeWeekday(6);\n\nexport const timeSundays = timeSunday.range;\nexport const timeMondays = timeMonday.range;\nexport const timeTuesdays = timeTuesday.range;\nexport const timeWednesdays = timeWednesday.range;\nexport const timeThursdays = timeThursday.range;\nexport const timeFridays = timeFriday.range;\nexport const timeSaturdays = timeSaturday.range;\n\nfunction utcWeekday(i) {\n  return timeInterval((date) => {\n    date.setUTCDate(date.getUTCDate() - (date.getUTCDay() + 7 - i) % 7);\n    date.setUTCHours(0, 0, 0, 0);\n  }, (date, step) => {\n    date.setUTCDate(date.getUTCDate() + step * 7);\n  }, (start, end) => {\n    return (end - start) / durationWeek;\n  });\n}\n\nexport const utcSunday = utcWeekday(0);\nexport const utcMonday = utcWeekday(1);\nexport const utcTuesday = utcWeekday(2);\nexport const utcWednesday = utcWeekday(3);\nexport const utcThursday = utcWeekday(4);\nexport const utcFriday = utcWeekday(5);\nexport const utcSaturday = utcWeekday(6);\n\nexport const utcSundays = utcSunday.range;\nexport const utcMondays = utcMonday.range;\nexport const utcTuesdays = utcTuesday.range;\nexport const utcWednesdays = utcWednesday.range;\nexport const utcThursdays = utcThursday.range;\nexport const utcFridays = utcFriday.range;\nexport const utcSaturdays = utcSaturday.range;\n","export const durationSecond = 1000;\nexport const durationMinute = durationSecond * 60;\nexport const durationHour = durationMinute * 60;\nexport const durationDay = durationHour * 24;\nexport const durationWeek = durationDay * 7;\nexport const durationMonth = durationDay * 30;\nexport const durationYear = durationDay * 365;\n"],"names":[],"sourceRoot":""}