mermaid/dist/mermaid-4b4b971d.js

Markdown-ish syntax for generating flowcharts, sequence diagrams, class diagrams, gantt charts and git graphs.

function dedent(templ) {
  var values = [];
  for (var _i = 1; _i < arguments.length; _i++) {
    values[_i - 1] = arguments[_i];
  }
  var strings = Array.from(typeof templ === "string" ? [templ] : templ);
  strings[strings.length - 1] = strings[strings.length - 1].replace(/\r?\n([\t ]*)$/, "");
  var indentLengths = strings.reduce(function(arr, str2) {
    var matches = str2.match(/\n([\t ]+|(?!\s).)/g);
    if (matches) {
      return arr.concat(matches.map(function(match) {
        var _a, _b;
        return (_b = (_a = match.match(/[\t ]/g)) === null || _a === void 0 ? void 0 : _a.length) !== null && _b !== void 0 ? _b : 0;
      }));
    }
    return arr;
  }, []);
  if (indentLengths.length) {
    var pattern_1 = new RegExp("\n[	 ]{" + Math.min.apply(Math, indentLengths) + "}", "g");
    strings = strings.map(function(str2) {
      return str2.replace(pattern_1, "\n");
    });
  }
  strings[0] = strings[0].replace(/^\r?\n/, "");
  var string = strings[0];
  values.forEach(function(value, i) {
    var endentations = string.match(/(?:^|\n)( *)$/);
    var endentation = endentations ? endentations[1] : "";
    var indentedValue = value;
    if (typeof value === "string" && value.includes("\n")) {
      indentedValue = String(value).split("\n").map(function(str2, i2) {
        return i2 === 0 ? str2 : "" + endentation + str2;
      }).join("\n");
    }
    string += indentedValue + strings[i + 1];
  });
  return string;
}
var SECONDS_A_MINUTE = 60;
var SECONDS_A_HOUR = SECONDS_A_MINUTE * 60;
var SECONDS_A_DAY = SECONDS_A_HOUR * 24;
var SECONDS_A_WEEK = SECONDS_A_DAY * 7;
var MILLISECONDS_A_SECOND = 1e3;
var MILLISECONDS_A_MINUTE = SECONDS_A_MINUTE * MILLISECONDS_A_SECOND;
var MILLISECONDS_A_HOUR = SECONDS_A_HOUR * MILLISECONDS_A_SECOND;
var MILLISECONDS_A_DAY = SECONDS_A_DAY * MILLISECONDS_A_SECOND;
var MILLISECONDS_A_WEEK = SECONDS_A_WEEK * MILLISECONDS_A_SECOND;
var MS = "millisecond";
var S = "second";
var MIN = "minute";
var H = "hour";
var D = "day";
var W = "week";
var M = "month";
var Q = "quarter";
var Y = "year";
var DATE = "date";
var FORMAT_DEFAULT = "YYYY-MM-DDTHH:mm:ssZ";
var INVALID_DATE_STRING = "Invalid Date";
var REGEX_PARSE = /^(\d{4})[-/]?(\d{1,2})?[-/]?(\d{0,2})[Tt\s]*(\d{1,2})?:?(\d{1,2})?:?(\d{1,2})?[.:]?(\d+)?$/;
var REGEX_FORMAT = /\[([^\]]+)]|Y{1,4}|M{1,4}|D{1,2}|d{1,4}|H{1,2}|h{1,2}|a|A|m{1,2}|s{1,2}|Z{1,2}|SSS/g;
const en = {
  name: "en",
  weekdays: "Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday".split("_"),
  months: "January_February_March_April_May_June_July_August_September_October_November_December".split("_"),
  ordinal: function ordinal(n) {
    var s = ["th", "st", "nd", "rd"];
    var v = n % 100;
    return "[" + n + (s[(v - 20) % 10] || s[v] || s[0]) + "]";
  }
};
var padStart$1 = function padStart(string, length2, pad) {
  var s = String(string);
  if (!s || s.length >= length2)
    return string;
  return "" + Array(length2 + 1 - s.length).join(pad) + string;
};
var padZoneStr = function padZoneStr2(instance) {
  var negMinutes = -instance.utcOffset();
  var minutes = Math.abs(negMinutes);
  var hourOffset = Math.floor(minutes / 60);
  var minuteOffset = minutes % 60;
  return (negMinutes <= 0 ? "+" : "-") + padStart$1(hourOffset, 2, "0") + ":" + padStart$1(minuteOffset, 2, "0");
};
var monthDiff = function monthDiff2(a, b) {
  if (a.date() < b.date())
    return -monthDiff2(b, a);
  var wholeMonthDiff = (b.year() - a.year()) * 12 + (b.month() - a.month());
  var anchor = a.clone().add(wholeMonthDiff, M);
  var c = b - anchor < 0;
  var anchor2 = a.clone().add(wholeMonthDiff + (c ? -1 : 1), M);
  return +(-(wholeMonthDiff + (b - anchor) / (c ? anchor - anchor2 : anchor2 - anchor)) || 0);
};
var absFloor = function absFloor2(n) {
  return n < 0 ? Math.ceil(n) || 0 : Math.floor(n);
};
var prettyUnit = function prettyUnit2(u) {
  var special = {
    M,
    y: Y,
    w: W,
    d: D,
    D: DATE,
    h: H,
    m: MIN,
    s: S,
    ms: MS,
    Q
  };
  return special[u] || String(u || "").toLowerCase().replace(/s$/, "");
};
var isUndefined = function isUndefined2(s) {
  return s === void 0;
};
const U = {
  s: padStart$1,
  z: padZoneStr,
  m: monthDiff,
  a: absFloor,
  p: prettyUnit,
  u: isUndefined
};
var L = "en";
var Ls = {};
Ls[L] = en;
var isDayjs = function isDayjs2(d) {
  return d instanceof Dayjs;
};
var parseLocale = function parseLocale2(preset, object, isLocal) {
  var l;
  if (!preset)
    return L;
  if (typeof preset === "string") {
    var presetLower = preset.toLowerCase();
    if (Ls[presetLower]) {
      l = presetLower;
    }
    if (object) {
      Ls[presetLower] = object;
      l = presetLower;
    }
    var presetSplit = preset.split("-");
    if (!l && presetSplit.length > 1) {
      return parseLocale2(presetSplit[0]);
    }
  } else {
    var name = preset.name;
    Ls[name] = preset;
    l = name;
  }
  if (!isLocal && l)
    L = l;
  return l || !isLocal && L;
};
var dayjs = function dayjs2(date, c) {
  if (isDayjs(date)) {
    return date.clone();
  }
  var cfg = typeof c === "object" ? c : {};
  cfg.date = date;
  cfg.args = arguments;
  return new Dayjs(cfg);
};
var wrapper = function wrapper2(date, instance) {
  return dayjs(date, {
    locale: instance.$L,
    utc: instance.$u,
    x: instance.$x,
    $offset: instance.$offset
    // todo: refactor; do not use this.$offset in you code
  });
};
var Utils$1 = U;
Utils$1.l = parseLocale;
Utils$1.i = isDayjs;
Utils$1.w = wrapper;
var parseDate = function parseDate2(cfg) {
  var date = cfg.date, utc = cfg.utc;
  if (date === null)
    return /* @__PURE__ */ new Date(NaN);
  if (Utils$1.u(date))
    return /* @__PURE__ */ new Date();
  if (date instanceof Date)
    return new Date(date);
  if (typeof date === "string" && !/Z$/i.test(date)) {
    var d = date.match(REGEX_PARSE);
    if (d) {
      var m = d[2] - 1 || 0;
      var ms = (d[7] || "0").substring(0, 3);
      if (utc) {
        return new Date(Date.UTC(d[1], m, d[3] || 1, d[4] || 0, d[5] || 0, d[6] || 0, ms));
      }
      return new Date(d[1], m, d[3] || 1, d[4] || 0, d[5] || 0, d[6] || 0, ms);
    }
  }
  return new Date(date);
};
var Dayjs = /* @__PURE__ */ function() {
  function Dayjs2(cfg) {
    this.$L = parseLocale(cfg.locale, null, true);
    this.parse(cfg);
  }
  var _proto = Dayjs2.prototype;
  _proto.parse = function parse2(cfg) {
    this.$d = parseDate(cfg);
    this.$x = cfg.x || {};
    this.init();
  };
  _proto.init = function init2() {
    var $d = this.$d;
    this.$y = $d.getFullYear();
    this.$M = $d.getMonth();
    this.$D = $d.getDate();
    this.$W = $d.getDay();
    this.$H = $d.getHours();
    this.$m = $d.getMinutes();
    this.$s = $d.getSeconds();
    this.$ms = $d.getMilliseconds();
  };
  _proto.$utils = function $utils() {
    return Utils$1;
  };
  _proto.isValid = function isValid() {
    return !(this.$d.toString() === INVALID_DATE_STRING);
  };
  _proto.isSame = function isSame(that, units) {
    var other = dayjs(that);
    return this.startOf(units) <= other && other <= this.endOf(units);
  };
  _proto.isAfter = function isAfter(that, units) {
    return dayjs(that) < this.startOf(units);
  };
  _proto.isBefore = function isBefore(that, units) {
    return this.endOf(units) < dayjs(that);
  };
  _proto.$g = function $g(input, get2, set2) {
    if (Utils$1.u(input))
      return this[get2];
    return this.set(set2, input);
  };
  _proto.unix = function unix() {
    return Math.floor(this.valueOf() / 1e3);
  };
  _proto.valueOf = function valueOf() {
    return this.$d.getTime();
  };
  _proto.startOf = function startOf(units, _startOf) {
    var _this = this;
    var isStartOf = !Utils$1.u(_startOf) ? _startOf : true;
    var unit2 = Utils$1.p(units);
    var instanceFactory = function instanceFactory2(d, m) {
      var ins = Utils$1.w(_this.$u ? Date.UTC(_this.$y, m, d) : new Date(_this.$y, m, d), _this);
      return isStartOf ? ins : ins.endOf(D);
    };
    var instanceFactorySet = function instanceFactorySet2(method, slice2) {
      var argumentStart = [0, 0, 0, 0];
      var argumentEnd = [23, 59, 59, 999];
      return Utils$1.w(_this.toDate()[method].apply(
        // eslint-disable-line prefer-spread
        _this.toDate("s"),
        (isStartOf ? argumentStart : argumentEnd).slice(slice2)
      ), _this);
    };
    var $W = this.$W, $M = this.$M, $D = this.$D;
    var utcPad = "set" + (this.$u ? "UTC" : "");
    switch (unit2) {
      case Y:
        return isStartOf ? instanceFactory(1, 0) : instanceFactory(31, 11);
      case M:
        return isStartOf ? instanceFactory(1, $M) : instanceFactory(0, $M + 1);
      case W: {
        var weekStart = this.$locale().weekStart || 0;
        var gap = ($W < weekStart ? $W + 7 : $W) - weekStart;
        return instanceFactory(isStartOf ? $D - gap : $D + (6 - gap), $M);
      }
      case D:
      case DATE:
        return instanceFactorySet(utcPad + "Hours", 0);
      case H:
        return instanceFactorySet(utcPad + "Minutes", 1);
      case MIN:
        return instanceFactorySet(utcPad + "Seconds", 2);
      case S:
        return instanceFactorySet(utcPad + "Milliseconds", 3);
      default:
        return this.clone();
    }
  };
  _proto.endOf = function endOf(arg) {
    return this.startOf(arg, false);
  };
  _proto.$set = function $set(units, _int) {
    var _C$D$C$DATE$C$M$C$Y$C;
    var unit2 = Utils$1.p(units);
    var utcPad = "set" + (this.$u ? "UTC" : "");
    var name = (_C$D$C$DATE$C$M$C$Y$C = {}, _C$D$C$DATE$C$M$C$Y$C[D] = utcPad + "Date", _C$D$C$DATE$C$M$C$Y$C[DATE] = utcPad + "Date", _C$D$C$DATE$C$M$C$Y$C[M] = utcPad + "Month", _C$D$C$DATE$C$M$C$Y$C[Y] = utcPad + "FullYear", _C$D$C$DATE$C$M$C$Y$C[H] = utcPad + "Hours", _C$D$C$DATE$C$M$C$Y$C[MIN] = utcPad + "Minutes", _C$D$C$DATE$C$M$C$Y$C[S] = utcPad + "Seconds", _C$D$C$DATE$C$M$C$Y$C[MS] = utcPad + "Milliseconds", _C$D$C$DATE$C$M$C$Y$C)[unit2];
    var arg = unit2 === D ? this.$D + (_int - this.$W) : _int;
    if (unit2 === M || unit2 === Y) {
      var date = this.clone().set(DATE, 1);
      date.$d[name](arg);
      date.init();
      this.$d = date.set(DATE, Math.min(this.$D, date.daysInMonth())).$d;
    } else if (name)
      this.$d[name](arg);
    this.init();
    return this;
  };
  _proto.set = function set2(string, _int2) {
    return this.clone().$set(string, _int2);
  };
  _proto.get = function get2(unit2) {
    return this[Utils$1.p(unit2)]();
  };
  _proto.add = function add(number, units) {
    var _this2 = this, _C$MIN$C$H$C$S$unit;
    number = Number(number);
    var unit2 = Utils$1.p(units);
    var instanceFactorySet = function instanceFactorySet2(n) {
      var d = dayjs(_this2);
      return Utils$1.w(d.date(d.date() + Math.round(n * number)), _this2);
    };
    if (unit2 === M) {
      return this.set(M, this.$M + number);
    }
    if (unit2 === Y) {
      return this.set(Y, this.$y + number);
    }
    if (unit2 === D) {
      return instanceFactorySet(1);
    }
    if (unit2 === W) {
      return instanceFactorySet(7);
    }
    var step = (_C$MIN$C$H$C$S$unit = {}, _C$MIN$C$H$C$S$unit[MIN] = MILLISECONDS_A_MINUTE, _C$MIN$C$H$C$S$unit[H] = MILLISECONDS_A_HOUR, _C$MIN$C$H$C$S$unit[S] = MILLISECONDS_A_SECOND, _C$MIN$C$H$C$S$unit)[unit2] || 1;
    var nextTimeStamp = this.$d.getTime() + number * step;
    return Utils$1.w(nextTimeStamp, this);
  };
  _proto.subtract = function subtract(number, string) {
    return this.add(number * -1, string);
  };
  _proto.format = function format2(formatStr) {
    var _this3 = this;
    var locale = this.$locale();
    if (!this.isValid())
      return locale.invalidDate || INVALID_DATE_STRING;
    var str2 = formatStr || FORMAT_DEFAULT;
    var zoneStr = Utils$1.z(this);
    var $H = this.$H, $m = this.$m, $M = this.$M;
    var weekdays = locale.weekdays, months = locale.months, meridiem = locale.meridiem;
    var getShort = function getShort2(arr, index, full, length2) {
      return arr && (arr[index] || arr(_this3, str2)) || full[index].slice(0, length2);
    };
    var get$H = function get$H2(num) {
      return Utils$1.s($H % 12 || 12, num, "0");
    };
    var meridiemFunc = meridiem || function(hour, minute, isLowercase) {
      var m = hour < 12 ? "AM" : "PM";
      return isLowercase ? m.toLowerCase() : m;
    };
    var matches = {
      YY: String(this.$y).slice(-2),
      YYYY: this.$y,
      M: $M + 1,
      MM: Utils$1.s($M + 1, 2, "0"),
      MMM: getShort(locale.monthsShort, $M, months, 3),
      MMMM: getShort(months, $M),
      D: this.$D,
      DD: Utils$1.s(this.$D, 2, "0"),
      d: String(this.$W),
      dd: getShort(locale.weekdaysMin, this.$W, weekdays, 2),
      ddd: getShort(locale.weekdaysShort, this.$W, weekdays, 3),
      dddd: weekdays[this.$W],
      H: String($H),
      HH: Utils$1.s($H, 2, "0"),
      h: get$H(1),
      hh: get$H(2),
      a: meridiemFunc($H, $m, true),
      A: meridiemFunc($H, $m, false),
      m: String($m),
      mm: Utils$1.s($m, 2, "0"),
      s: String(this.$s),
      ss: Utils$1.s(this.$s, 2, "0"),
      SSS: Utils$1.s(this.$ms, 3, "0"),
      Z: zoneStr
      // 'ZZ' logic below
    };
    return str2.replace(REGEX_FORMAT, function(match, $1) {
      return $1 || matches[match] || zoneStr.replace(":", "");
    });
  };
  _proto.utcOffset = function utcOffset() {
    return -Math.round(this.$d.getTimezoneOffset() / 15) * 15;
  };
  _proto.diff = function diff(input, units, _float) {
    var _C$Y$C$M$C$Q$C$W$C$D$;
    var unit2 = Utils$1.p(units);
    var that = dayjs(input);
    var zoneDelta = (that.utcOffset() - this.utcOffset()) * MILLISECONDS_A_MINUTE;
    var diff2 = this - that;
    var result = Utils$1.m(this, that);
    result = (_C$Y$C$M$C$Q$C$W$C$D$ = {}, _C$Y$C$M$C$Q$C$W$C$D$[Y] = result / 12, _C$Y$C$M$C$Q$C$W$C$D$[M] = result, _C$Y$C$M$C$Q$C$W$C$D$[Q] = result / 3, _C$Y$C$M$C$Q$C$W$C$D$[W] = (diff2 - zoneDelta) / MILLISECONDS_A_WEEK, _C$Y$C$M$C$Q$C$W$C$D$[D] = (diff2 - zoneDelta) / MILLISECONDS_A_DAY, _C$Y$C$M$C$Q$C$W$C$D$[H] = diff2 / MILLISECONDS_A_HOUR, _C$Y$C$M$C$Q$C$W$C$D$[MIN] = diff2 / MILLISECONDS_A_MINUTE, _C$Y$C$M$C$Q$C$W$C$D$[S] = diff2 / MILLISECONDS_A_SECOND, _C$Y$C$M$C$Q$C$W$C$D$)[unit2] || diff2;
    return _float ? result : Utils$1.a(result);
  };
  _proto.daysInMonth = function daysInMonth() {
    return this.endOf(M).$D;
  };
  _proto.$locale = function $locale() {
    return Ls[this.$L];
  };
  _proto.locale = function locale(preset, object) {
    if (!preset)
      return this.$L;
    var that = this.clone();
    var nextLocaleName = parseLocale(preset, object, true);
    if (nextLocaleName)
      that.$L = nextLocaleName;
    return that;
  };
  _proto.clone = function clone2() {
    return Utils$1.w(this.$d, this);
  };
  _proto.toDate = function toDate() {
    return new Date(this.valueOf());
  };
  _proto.toJSON = function toJSON() {
    return this.isValid() ? this.toISOString() : null;
  };
  _proto.toISOString = function toISOString() {
    return this.$d.toISOString();
  };
  _proto.toString = function toString2() {
    return this.$d.toUTCString();
  };
  return Dayjs2;
}();
var proto = Dayjs.prototype;
dayjs.prototype = proto;
[["$ms", MS], ["$s", S], ["$m", MIN], ["$H", H], ["$W", D], ["$M", M], ["$y", Y], ["$D", DATE]].forEach(function(g) {
  proto[g[1]] = function(input) {
    return this.$g(input, g[0], g[1]);
  };
});
dayjs.extend = function(plugin2, option) {
  if (!plugin2.$i) {
    plugin2(option, Dayjs, dayjs);
    plugin2.$i = true;
  }
  return dayjs;
};
dayjs.locale = parseLocale;
dayjs.isDayjs = isDayjs;
dayjs.unix = function(timestamp2) {
  return dayjs(timestamp2 * 1e3);
};
dayjs.en = Ls[L];
dayjs.Ls = Ls;
dayjs.p = {};
const LEVELS = {
  trace: 0,
  debug: 1,
  info: 2,
  warn: 3,
  error: 4,
  fatal: 5
};
const log$1 = {
  trace: (..._args) => {
  },
  debug: (..._args) => {
  },
  info: (..._args) => {
  },
  warn: (..._args) => {
  },
  error: (..._args) => {
  },
  fatal: (..._args) => {
  }
};
const setLogLevel$1 = function(level = "fatal") {
  let numericLevel = LEVELS.fatal;
  if (typeof level === "string") {
    level = level.toLowerCase();
    if (level in LEVELS) {
      numericLevel = LEVELS[level];
    }
  } else if (typeof level === "number") {
    numericLevel = level;
  }
  log$1.trace = () => {
  };
  log$1.debug = () => {
  };
  log$1.info = () => {
  };
  log$1.warn = () => {
  };
  log$1.error = () => {
  };
  log$1.fatal = () => {
  };
  if (numericLevel <= LEVELS.fatal) {
    log$1.fatal = console.error ? console.error.bind(console, format("FATAL"), "color: orange") : console.log.bind(console, "\x1B[35m", format("FATAL"));
  }
  if (numericLevel <= LEVELS.error) {
    log$1.error = console.error ? console.error.bind(console, format("ERROR"), "color: orange") : console.log.bind(console, "\x1B[31m", format("ERROR"));
  }
  if (numericLevel <= LEVELS.warn) {
    log$1.warn = console.warn ? console.warn.bind(console, format("WARN"), "color: orange") : console.log.bind(console, `\x1B[33m`, format("WARN"));
  }
  if (numericLevel <= LEVELS.info) {
    log$1.info = console.info ? console.info.bind(console, format("INFO"), "color: lightblue") : console.log.bind(console, "\x1B[34m", format("INFO"));
  }
  if (numericLevel <= LEVELS.debug) {
    log$1.debug = console.debug ? console.debug.bind(console, format("DEBUG"), "color: lightgreen") : console.log.bind(console, "\x1B[32m", format("DEBUG"));
  }
  if (numericLevel <= LEVELS.trace) {
    log$1.trace = console.debug ? console.debug.bind(console, format("TRACE"), "color: lightgreen") : console.log.bind(console, "\x1B[32m", format("TRACE"));
  }
};
const format = (level) => {
  const time = dayjs().format("ss.SSS");
  return `%c${time} : ${level} : `;
};
var dist = {};
Object.defineProperty(dist, "__esModule", { value: true });
var sanitizeUrl_1 = dist.sanitizeUrl = void 0;
var invalidProtocolRegex = /^([^\w]*)(javascript|data|vbscript)/im;
var htmlEntitiesRegex = /&#(\w+)(^\w|;)?/g;
var htmlCtrlEntityRegex = /&(newline|tab);/gi;
var ctrlCharactersRegex = /[\u0000-\u001F\u007F-\u009F\u2000-\u200D\uFEFF]/gim;
var urlSchemeRegex = /^.+(:|&colon;)/gim;
var relativeFirstCharacters = [".", "/"];
function isRelativeUrlWithoutProtocol(url) {
  return relativeFirstCharacters.indexOf(url[0]) > -1;
}
function decodeHtmlCharacters(str2) {
  return str2.replace(htmlEntitiesRegex, function(match, dec) {
    return String.fromCharCode(dec);
  });
}
function sanitizeUrl(url) {
  var sanitizedUrl = decodeHtmlCharacters(url || "").replace(htmlCtrlEntityRegex, "").replace(ctrlCharactersRegex, "").trim();
  if (!sanitizedUrl) {
    return "about:blank";
  }
  if (isRelativeUrlWithoutProtocol(sanitizedUrl)) {
    return sanitizedUrl;
  }
  var urlSchemeParseResults = sanitizedUrl.match(urlSchemeRegex);
  if (!urlSchemeParseResults) {
    return sanitizedUrl;
  }
  var urlScheme = urlSchemeParseResults[0];
  if (invalidProtocolRegex.test(urlScheme)) {
    return "about:blank";
  }
  return sanitizedUrl;
}
sanitizeUrl_1 = dist.sanitizeUrl = sanitizeUrl;
var noop$1 = { value: () => {
} };
function dispatch() {
  for (var i = 0, n = arguments.length, _2 = {}, t; i < n; ++i) {
    if (!(t = arguments[i] + "") || t in _2 || /[\s.]/.test(t))
      throw new Error("illegal type: " + t);
    _2[t] = [];
  }
  return new Dispatch(_2);
}
function Dispatch(_2) {
  this._ = _2;
}
function parseTypenames$1(typenames, types) {
  return typenames.trim().split(/^|\s+/).map(function(t) {
    var name = "", i = t.indexOf(".");
    if (i >= 0)
      name = t.slice(i + 1), t = t.slice(0, i);
    if (t && !types.hasOwnProperty(t))
      throw new Error("unknown type: " + t);
    return { type: t, name };
  });
}
Dispatch.prototype = dispatch.prototype = {
  constructor: Dispatch,
  on: function(typename, callback) {
    var _2 = this._, T = parseTypenames$1(typename + "", _2), t, i = -1, n = T.length;
    if (arguments.length < 2) {
      while (++i < n)
        if ((t = (typename = T[i]).type) && (t = get$1(_2[t], typename.name)))
          return t;
      return;
    }
    if (callback != null && typeof callback !== "function")
      throw new Error("invalid callback: " + callback);
    while (++i < n) {
      if (t = (typename = T[i]).type)
        _2[t] = set$2(_2[t], typename.name, callback);
      else if (callback == null)
        for (t in _2)
          _2[t] = set$2(_2[t], typename.name, null);
    }
    return this;
  },
  copy: function() {
    var copy = {}, _2 = this._;
    for (var t in _2)
      copy[t] = _2[t].slice();
    return new Dispatch(copy);
  },
  call: function(type2, that) {
    if ((n = arguments.length - 2) > 0)
      for (var args = new Array(n), i = 0, n, t; i < n; ++i)
        args[i] = arguments[i + 2];
    if (!this._.hasOwnProperty(type2))
      throw new Error("unknown type: " + type2);
    for (t = this._[type2], i = 0, n = t.length; i < n; ++i)
      t[i].value.apply(that, args);
  },
  apply: function(type2, that, args) {
    if (!this._.hasOwnProperty(type2))
      throw new Error("unknown type: " + type2);
    for (var t = this._[type2], i = 0, n = t.length; i < n; ++i)
      t[i].value.apply(that, args);
  }
};
function get$1(type2, name) {
  for (var i = 0, n = type2.length, c; i < n; ++i) {
    if ((c = type2[i]).name === name) {
      return c.value;
    }
  }
}
function set$2(type2, name, callback) {
  for (var i = 0, n = type2.length; i < n; ++i) {
    if (type2[i].name === name) {
      type2[i] = noop$1, type2 = type2.slice(0, i).concat(type2.slice(i + 1));
      break;
    }
  }
  if (callback != null)
    type2.push({ name, value: callback });
  return type2;
}
var xhtml = "http://www.w3.org/1999/xhtml";
const namespaces = {
  svg: "http://www.w3.org/2000/svg",
  xhtml,
  xlink: "http://www.w3.org/1999/xlink",
  xml: "http://www.w3.org/XML/1998/namespace",
  xmlns: "http://www.w3.org/2000/xmlns/"
};
function namespace(name) {
  var prefix = name += "", i = prefix.indexOf(":");
  if (i >= 0 && (prefix = name.slice(0, i)) !== "xmlns")
    name = name.slice(i + 1);
  return namespaces.hasOwnProperty(prefix) ? { space: namespaces[prefix], local: name } : name;
}
function creatorInherit(name) {
  return function() {
    var document2 = this.ownerDocument, uri = this.namespaceURI;
    return uri === xhtml && document2.documentElement.namespaceURI === xhtml ? document2.createElement(name) : document2.createElementNS(uri, name);
  };
}
function creatorFixed(fullname) {
  return function() {
    return this.ownerDocument.createElementNS(fullname.space, fullname.local);
  };
}
function creator(name) {
  var fullname = namespace(name);
  return (fullname.local ? creatorFixed : creatorInherit)(fullname);
}
function none() {
}
function selector(selector2) {
  return selector2 == null ? none : function() {
    return this.querySelector(selector2);
  };
}
function selection_select(select2) {
  if (typeof select2 !== "function")
    select2 = selector(select2);
  for (var groups = this._groups, m = groups.length, subgroups = new Array(m), j = 0; j < m; ++j) {
    for (var group = groups[j], n = group.length, subgroup = subgroups[j] = new Array(n), node2, subnode, i = 0; i < n; ++i) {
      if ((node2 = group[i]) && (subnode = select2.call(node2, node2.__data__, i, group))) {
        if ("__data__" in node2)
          subnode.__data__ = node2.__data__;
        subgroup[i] = subnode;
      }
    }
  }
  return new Selection$1(subgroups, this._parents);
}
function array(x) {
  return x == null ? [] : Array.isArray(x) ? x : Array.from(x);
}
function empty() {
  return [];
}
function selectorAll(selector2) {
  return selector2 == null ? empty : function() {
    return this.querySelectorAll(selector2);
  };
}
function arrayAll(select2) {
  return function() {
    return array(select2.apply(this, arguments));
  };
}
function selection_selectAll(select2) {
  if (typeof select2 === "function")
    select2 = arrayAll(select2);
  else
    select2 = selectorAll(select2);
  for (var groups = this._groups, m = groups.length, subgroups = [], parents = [], j = 0; j < m; ++j) {
    for (var group = groups[j], n = group.length, node2, i = 0; i < n; ++i) {
      if (node2 = group[i]) {
        subgroups.push(select2.call(node2, node2.__data__, i, group));
        parents.push(node2);
      }
    }
  }
  return new Selection$1(subgroups, parents);
}
function matcher(selector2) {
  return function() {
    return this.matches(selector2);
  };
}
function childMatcher(selector2) {
  return function(node2) {
    return node2.matches(selector2);
  };
}
var find = Array.prototype.find;
function childFind(match) {
  return function() {
    return find.call(this.children, match);
  };
}
function childFirst() {
  return this.firstElementChild;
}
function selection_selectChild(match) {
  return this.select(match == null ? childFirst : childFind(typeof match === "function" ? match : childMatcher(match)));
}
var filter = Array.prototype.filter;
function children() {
  return Array.from(this.children);
}
function childrenFilter(match) {
  return function() {
    return filter.call(this.children, match);
  };
}
function selection_selectChildren(match) {
  return this.selectAll(match == null ? children : childrenFilter(typeof match === "function" ? match : childMatcher(match)));
}
function selection_filter(match) {
  if (typeof match !== "function")
    match = matcher(match);
  for (var groups = this._groups, m = groups.length, subgroups = new Array(m), j = 0; j < m; ++j) {
    for (var group = groups[j], n = group.length, subgroup = subgroups[j] = [], node2, i = 0; i < n; ++i) {
      if ((node2 = group[i]) && match.call(node2, node2.__data__, i, group)) {
        subgroup.push(node2);
      }
    }
  }
  return new Selection$1(subgroups, this._parents);
}
function sparse(update) {
  return new Array(update.length);
}
function selection_enter() {
  return new Selection$1(this._enter || this._groups.map(sparse), this._parents);
}
function EnterNode(parent, datum2) {
  this.ownerDocument = parent.ownerDocument;
  this.namespaceURI = parent.namespaceURI;
  this._next = null;
  this._parent = parent;
  this.__data__ = datum2;
}
EnterNode.prototype = {
  constructor: EnterNode,
  appendChild: function(child) {
    return this._parent.insertBefore(child, this._next);
  },
  insertBefore: function(child, next2) {
    return this._parent.insertBefore(child, next2);
  },
  querySelector: function(selector2) {
    return this._parent.querySelector(selector2);
  },
  querySelectorAll: function(selector2) {
    return this._parent.querySelectorAll(selector2);
  }
};
function constant$1(x) {
  return function() {
    return x;
  };
}
function bindIndex(parent, group, enter, update, exit, data) {
  var i = 0, node2, groupLength = group.length, dataLength = data.length;
  for (; i < dataLength; ++i) {
    if (node2 = group[i]) {
      node2.__data__ = data[i];
      update[i] = node2;
    } else {
      enter[i] = new EnterNode(parent, data[i]);
    }
  }
  for (; i < groupLength; ++i) {
    if (node2 = group[i]) {
      exit[i] = node2;
    }
  }
}
function bindKey(parent, group, enter, update, exit, data, key) {
  var i, node2, nodeByKeyValue = /* @__PURE__ */ new Map(), groupLength = group.length, dataLength = data.length, keyValues = new Array(groupLength), keyValue;
  for (i = 0; i < groupLength; ++i) {
    if (node2 = group[i]) {
      keyValues[i] = keyValue = key.call(node2, node2.__data__, i, group) + "";
      if (nodeByKeyValue.has(keyValue)) {
        exit[i] = node2;
      } else {
        nodeByKeyValue.set(keyValue, node2);
      }
    }
  }
  for (i = 0; i < dataLength; ++i) {
    keyValue = key.call(parent, data[i], i, data) + "";
    if (node2 = nodeByKeyValue.get(keyValue)) {
      update[i] = node2;
      node2.__data__ = data[i];
      nodeByKeyValue.delete(keyValue);
    } else {
      enter[i] = new EnterNode(parent, data[i]);
    }
  }
  for (i = 0; i < groupLength; ++i) {
    if ((node2 = group[i]) && nodeByKeyValue.get(keyValues[i]) === node2) {
      exit[i] = node2;
    }
  }
}
function datum(node2) {
  return node2.__data__;
}
function selection_data(value, key) {
  if (!arguments.length)
    return Array.from(this, datum);
  var bind = key ? bindKey : bindIndex, parents = this._parents, groups = this._groups;
  if (typeof value !== "function")
    value = constant$1(value);
  for (var m = groups.length, update = new Array(m), enter = new Array(m), exit = new Array(m), j = 0; j < m; ++j) {
    var parent = parents[j], group = groups[j], groupLength = group.length, data = arraylike(value.call(parent, parent && parent.__data__, j, parents)), dataLength = data.length, enterGroup = enter[j] = new Array(dataLength), updateGroup = update[j] = new Array(dataLength), exitGroup = exit[j] = new Array(groupLength);
    bind(parent, group, enterGroup, updateGroup, exitGroup, data, key);
    for (var i0 = 0, i1 = 0, previous, next2; i0 < dataLength; ++i0) {
      if (previous = enterGroup[i0]) {
        if (i0 >= i1)
          i1 = i0 + 1;
        while (!(next2 = updateGroup[i1]) && ++i1 < dataLength)
          ;
        previous._next = next2 || null;
      }
    }
  }
  update = new Selection$1(update, parents);
  update._enter = enter;
  update._exit = exit;
  return update;
}
function arraylike(data) {
  return typeof data === "object" && "length" in data ? data : Array.from(data);
}
function selection_exit() {
  return new Selection$1(this._exit || this._groups.map(sparse), this._parents);
}
function selection_join(onenter, onupdate, onexit) {
  var enter = this.enter(), update = this, exit = this.exit();
  if (typeof onenter === "function") {
    enter = onenter(enter);
    if (enter)
      enter = enter.selection();
  } else {
    enter = enter.append(onenter + "");
  }
  if (onupdate != null) {
    update = onupdate(update);
    if (update)
      update = update.selection();
  }
  if (onexit == null)
    exit.remove();
  else
    onexit(exit);
  return enter && update ? enter.merge(update).order() : update;
}
function selection_merge(context) {
  var selection2 = context.selection ? context.selection() : context;
  for (var groups0 = this._groups, groups1 = selection2._groups, m0 = groups0.length, m1 = groups1.length, m = Math.min(m0, m1), merges = new Array(m0), j = 0; j < m; ++j) {
    for (var group0 = groups0[j], group1 = groups1[j], n = group0.length, merge2 = merges[j] = new Array(n), node2, i = 0; i < n; ++i) {
      if (node2 = group0[i] || group1[i]) {
        merge2[i] = node2;
      }
    }
  }
  for (; j < m0; ++j) {
    merges[j] = groups0[j];
  }
  return new Selection$1(merges, this._parents);
}
function selection_order() {
  for (var groups = this._groups, j = -1, m = groups.length; ++j < m; ) {
    for (var group = groups[j], i = group.length - 1, next2 = group[i], node2; --i >= 0; ) {
      if (node2 = group[i]) {
        if (next2 && node2.compareDocumentPosition(next2) ^ 4)
          next2.parentNode.insertBefore(node2, next2);
        next2 = node2;
      }
    }
  }
  return this;
}
function selection_sort(compare) {
  if (!compare)
    compare = ascending;
  function compareNode(a, b) {
    return a && b ? compare(a.__data__, b.__data__) : !a - !b;
  }
  for (var groups = this._groups, m = groups.length, sortgroups = new Array(m), j = 0; j < m; ++j) {
    for (var group = groups[j], n = group.length, sortgroup = sortgroups[j] = new Array(n), node2, i = 0; i < n; ++i) {
      if (node2 = group[i]) {
        sortgroup[i] = node2;
      }
    }
    sortgroup.sort(compareNode);
  }
  return new Selection$1(sortgroups, this._parents).order();
}
function ascending(a, b) {
  return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;
}
function selection_call() {
  var callback = arguments[0];
  arguments[0] = this;
  callback.apply(null, arguments);
  return this;
}
function selection_nodes() {
  return Array.from(this);
}
function selection_node() {
  for (var groups = this._groups, j = 0, m = groups.length; j < m; ++j) {
    for (var group = groups[j], i = 0, n = group.length; i < n; ++i) {
      var node2 = group[i];
      if (node2)
        return node2;
    }
  }
  return null;
}
function selection_size() {
  let size = 0;
  for (const node2 of this)
    ++size;
  return size;
}
function selection_empty() {
  return !this.node();
}
function selection_each(callback) {
  for (var groups = this._groups, j = 0, m = groups.length; j < m; ++j) {
    for (var group = groups[j], i = 0, n = group.length, node2; i < n; ++i) {
      if (node2 = group[i])
        callback.call(node2, node2.__data__, i, group);
    }
  }
  return this;
}
function attrRemove$1(name) {
  return function() {
    this.removeAttribute(name);
  };
}
function attrRemoveNS$1(fullname) {
  return function() {
    this.removeAttributeNS(fullname.space, fullname.local);
  };
}
function attrConstant$1(name, value) {
  return function() {
    this.setAttribute(name, value);
  };
}
function attrConstantNS$1(fullname, value) {
  return function() {
    this.setAttributeNS(fullname.space, fullname.local, value);
  };
}
function attrFunction$1(name, value) {
  return function() {
    var v = value.apply(this, arguments);
    if (v == null)
      this.removeAttribute(name);
    else
      this.setAttribute(name, v);
  };
}
function attrFunctionNS$1(fullname, value) {
  return function() {
    var v = value.apply(this, arguments);
    if (v == null)
      this.removeAttributeNS(fullname.space, fullname.local);
    else
      this.setAttributeNS(fullname.space, fullname.local, v);
  };
}
function selection_attr(name, value) {
  var fullname = namespace(name);
  if (arguments.length < 2) {
    var node2 = this.node();
    return fullname.local ? node2.getAttributeNS(fullname.space, fullname.local) : node2.getAttribute(fullname);
  }
  return this.each((value == null ? fullname.local ? attrRemoveNS$1 : attrRemove$1 : typeof value === "function" ? fullname.local ? attrFunctionNS$1 : attrFunction$1 : fullname.local ? attrConstantNS$1 : attrConstant$1)(fullname, value));
}
function defaultView(node2) {
  return node2.ownerDocument && node2.ownerDocument.defaultView || node2.document && node2 || node2.defaultView;
}
function styleRemove$1(name) {
  return function() {
    this.style.removeProperty(name);
  };
}
function styleConstant$1(name, value, priority) {
  return function() {
    this.style.setProperty(name, value, priority);
  };
}
function styleFunction$1(name, value, priority) {
  return function() {
    var v = value.apply(this, arguments);
    if (v == null)
      this.style.removeProperty(name);
    else
      this.style.setProperty(name, v, priority);
  };
}
function selection_style(name, value, priority) {
  return arguments.length > 1 ? this.each((value == null ? styleRemove$1 : typeof value === "function" ? styleFunction$1 : styleConstant$1)(name, value, priority == null ? "" : priority)) : styleValue(this.node(), name);
}
function styleValue(node2, name) {
  return node2.style.getPropertyValue(name) || defaultView(node2).getComputedStyle(node2, null).getPropertyValue(name);
}
function propertyRemove(name) {
  return function() {
    delete this[name];
  };
}
function propertyConstant(name, value) {
  return function() {
    this[name] = value;
  };
}
function propertyFunction(name, value) {
  return function() {
    var v = value.apply(this, arguments);
    if (v == null)
      delete this[name];
    else
      this[name] = v;
  };
}
function selection_property(name, value) {
  return arguments.length > 1 ? this.each((value == null ? propertyRemove : typeof value === "function" ? propertyFunction : propertyConstant)(name, value)) : this.node()[name];
}
function classArray(string) {
  return string.trim().split(/^|\s+/);
}
function classList(node2) {
  return node2.classList || new ClassList(node2);
}
function ClassList(node2) {
  this._node = node2;
  this._names = classArray(node2.getAttribute("class") || "");
}
ClassList.prototype = {
  add: function(name) {
    var i = this._names.indexOf(name);
    if (i < 0) {
      this._names.push(name);
      this._node.setAttribute("class", this._names.join(" "));
    }
  },
  remove: function(name) {
    var i = this._names.indexOf(name);
    if (i >= 0) {
      this._names.splice(i, 1);
      this._node.setAttribute("class", this._names.join(" "));
    }
  },
  contains: function(name) {
    return this._names.indexOf(name) >= 0;
  }
};
function classedAdd(node2, names) {
  var list = classList(node2), i = -1, n = names.length;
  while (++i < n)
    list.add(names[i]);
}
function classedRemove(node2, names) {
  var list = classList(node2), i = -1, n = names.length;
  while (++i < n)
    list.remove(names[i]);
}
function classedTrue(names) {
  return function() {
    classedAdd(this, names);
  };
}
function classedFalse(names) {
  return function() {
    classedRemove(this, names);
  };
}
function classedFunction(names, value) {
  return function() {
    (value.apply(this, arguments) ? classedAdd : classedRemove)(this, names);
  };
}
function selection_classed(name, value) {
  var names = classArray(name + "");
  if (arguments.length < 2) {
    var list = classList(this.node()), i = -1, n = names.length;
    while (++i < n)
      if (!list.contains(names[i]))
        return false;
    return true;
  }
  return this.each((typeof value === "function" ? classedFunction : value ? classedTrue : classedFalse)(names, value));
}
function textRemove() {
  this.textContent = "";
}
function textConstant$1(value) {
  return function() {
    this.textContent = value;
  };
}
function textFunction$1(value) {
  return function() {
    var v = value.apply(this, arguments);
    this.textContent = v == null ? "" : v;
  };
}
function selection_text(value) {
  return arguments.length ? this.each(value == null ? textRemove : (typeof value === "function" ? textFunction$1 : textConstant$1)(value)) : this.node().textContent;
}
function htmlRemove() {
  this.innerHTML = "";
}
function htmlConstant(value) {
  return function() {
    this.innerHTML = value;
  };
}
function htmlFunction(value) {
  return function() {
    var v = value.apply(this, arguments);
    this.innerHTML = v == null ? "" : v;
  };
}
function selection_html(value) {
  return arguments.length ? this.each(value == null ? htmlRemove : (typeof value === "function" ? htmlFunction : htmlConstant)(value)) : this.node().innerHTML;
}
function raise() {
  if (this.nextSibling)
    this.parentNode.appendChild(this);
}
function selection_raise() {
  return this.each(raise);
}
function lower() {
  if (this.previousSibling)
    this.parentNode.insertBefore(this, this.parentNode.firstChild);
}
function selection_lower() {
  return this.each(lower);
}
function selection_append(name) {
  var create2 = typeof name === "function" ? name : creator(name);
  return this.select(function() {
    return this.appendChild(create2.apply(this, arguments));
  });
}
function constantNull() {
  return null;
}
function selection_insert(name, before) {
  var create2 = typeof name === "function" ? name : creator(name), select2 = before == null ? constantNull : typeof before === "function" ? before : selector(before);
  return this.select(function() {
    return this.insertBefore(create2.apply(this, arguments), select2.apply(this, arguments) || null);
  });
}
function remove() {
  var parent = this.parentNode;
  if (parent)
    parent.removeChild(this);
}
function selection_remove() {
  return this.each(remove);
}
function selection_cloneShallow() {
  var clone2 = this.cloneNode(false), parent = this.parentNode;
  return parent ? parent.insertBefore(clone2, this.nextSibling) : clone2;
}
function selection_cloneDeep() {
  var clone2 = this.cloneNode(true), parent = this.parentNode;
  return parent ? parent.insertBefore(clone2, this.nextSibling) : clone2;
}
function selection_clone(deep) {
  return this.select(deep ? selection_cloneDeep : selection_cloneShallow);
}
function selection_datum(value) {
  return arguments.length ? this.property("__data__", value) : this.node().__data__;
}
function contextListener(listener) {
  return function(event) {
    listener.call(this, event, this.__data__);
  };
}
function parseTypenames(typenames) {
  return typenames.trim().split(/^|\s+/).map(function(t) {
    var name = "", i = t.indexOf(".");
    if (i >= 0)
      name = t.slice(i + 1), t = t.slice(0, i);
    return { type: t, name };
  });
}
function onRemove(typename) {
  return function() {
    var on = this.__on;
    if (!on)
      return;
    for (var j = 0, i = -1, m = on.length, o; j < m; ++j) {
      if (o = on[j], (!typename.type || o.type === typename.type) && o.name === typename.name) {
        this.removeEventListener(o.type, o.listener, o.options);
      } else {
        on[++i] = o;
      }
    }
    if (++i)
      on.length = i;
    else
      delete this.__on;
  };
}
function onAdd(typename, value, options) {
  return function() {
    var on = this.__on, o, listener = contextListener(value);
    if (on)
      for (var j = 0, m = on.length; j < m; ++j) {
        if ((o = on[j]).type === typename.type && o.name === typename.name) {
          this.removeEventListener(o.type, o.listener, o.options);
          this.addEventListener(o.type, o.listener = listener, o.options = options);
          o.value = value;
          return;
        }
      }
    this.addEventListener(typename.type, listener, options);
    o = { type: typename.type, name: typename.name, value, listener, options };
    if (!on)
      this.__on = [o];
    else
      on.push(o);
  };
}
function selection_on(typename, value, options) {
  var typenames = parseTypenames(typename + ""), i, n = typenames.length, t;
  if (arguments.length < 2) {
    var on = this.node().__on;
    if (on)
      for (var j = 0, m = on.length, o; j < m; ++j) {
        for (i = 0, o = on[j]; i < n; ++i) {
          if ((t = typenames[i]).type === o.type && t.name === o.name) {
            return o.value;
          }
        }
      }
    return;
  }
  on = value ? onAdd : onRemove;
  for (i = 0; i < n; ++i)
    this.each(on(typenames[i], value, options));
  return this;
}
function dispatchEvent(node2, type2, params) {
  var window2 = defaultView(node2), event = window2.CustomEvent;
  if (typeof event === "function") {
    event = new event(type2, params);
  } else {
    event = window2.document.createEvent("Event");
    if (params)
      event.initEvent(type2, params.bubbles, params.cancelable), event.detail = params.detail;
    else
      event.initEvent(type2, false, false);
  }
  node2.dispatchEvent(event);
}
function dispatchConstant(type2, params) {
  return function() {
    return dispatchEvent(this, type2, params);
  };
}
function dispatchFunction(type2, params) {
  return function() {
    return dispatchEvent(this, type2, params.apply(this, arguments));
  };
}
function selection_dispatch(type2, params) {
  return this.each((typeof params === "function" ? dispatchFunction : dispatchConstant)(type2, params));
}
function* selection_iterator() {
  for (var groups = this._groups, j = 0, m = groups.length; j < m; ++j) {
    for (var group = groups[j], i = 0, n = group.length, node2; i < n; ++i) {
      if (node2 = group[i])
        yield node2;
    }
  }
}
var root$2 = [null];
function Selection$1(groups, parents) {
  this._groups = groups;
  this._parents = parents;
}
function selection() {
  return new Selection$1([[document.documentElement]], root$2);
}
function selection_selection() {
  return this;
}
Selection$1.prototype = selection.prototype = {
  constructor: Selection$1,
  select: selection_select,
  selectAll: selection_selectAll,
  selectChild: selection_selectChild,
  selectChildren: selection_selectChildren,
  filter: selection_filter,
  data: selection_data,
  enter: selection_enter,
  exit: selection_exit,
  join: selection_join,
  merge: selection_merge,
  selection: selection_selection,
  order: selection_order,
  sort: selection_sort,
  call: selection_call,
  nodes: selection_nodes,
  node: selection_node,
  size: selection_size,
  empty: selection_empty,
  each: selection_each,
  attr: selection_attr,
  style: selection_style,
  property: selection_property,
  classed: selection_classed,
  text: selection_text,
  html: selection_html,
  raise: selection_raise,
  lower: selection_lower,
  append: selection_append,
  insert: selection_insert,
  remove: selection_remove,
  clone: selection_clone,
  datum: selection_datum,
  on: selection_on,
  dispatch: selection_dispatch,
  [Symbol.iterator]: selection_iterator
};
function select(selector2) {
  return typeof selector2 === "string" ? new Selection$1([[document.querySelector(selector2)]], [document.documentElement]) : new Selection$1([[selector2]], root$2);
}
function define(constructor, factory, prototype) {
  constructor.prototype = factory.prototype = prototype;
  prototype.constructor = constructor;
}
function extend$1(parent, definition) {
  var prototype = Object.create(parent.prototype);
  for (var key in definition)
    prototype[key] = definition[key];
  return prototype;
}
function Color$2() {
}
var darker = 0.7;
var brighter = 1 / darker;
var reI = "\\s*([+-]?\\d+)\\s*", reN = "\\s*([+-]?(?:\\d*\\.)?\\d+(?:[eE][+-]?\\d+)?)\\s*", reP = "\\s*([+-]?(?:\\d*\\.)?\\d+(?:[eE][+-]?\\d+)?)%\\s*", reHex = /^#([0-9a-f]{3,8})$/, reRgbInteger = new RegExp(`^rgb\\(${reI},${reI},${reI}\\)$`), reRgbPercent = new RegExp(`^rgb\\(${reP},${reP},${reP}\\)$`), reRgbaInteger = new RegExp(`^rgba\\(${reI},${reI},${reI},${reN}\\)$`), reRgbaPercent = new RegExp(`^rgba\\(${reP},${reP},${reP},${reN}\\)$`), reHslPercent = new RegExp(`^hsl\\(${reN},${reP},${reP}\\)$`), reHslaPercent = new RegExp(`^hsla\\(${reN},${reP},${reP},${reN}\\)$`);
var named = {
  aliceblue: 15792383,
  antiquewhite: 16444375,
  aqua: 65535,
  aquamarine: 8388564,
  azure: 15794175,
  beige: 16119260,
  bisque: 16770244,
  black: 0,
  blanchedalmond: 16772045,
  blue: 255,
  blueviolet: 9055202,
  brown: 10824234,
  burlywood: 14596231,
  cadetblue: 6266528,
  chartreuse: 8388352,
  chocolate: 13789470,
  coral: 16744272,
  cornflowerblue: 6591981,
  cornsilk: 16775388,
  crimson: 14423100,
  cyan: 65535,
  darkblue: 139,
  darkcyan: 35723,
  darkgoldenrod: 12092939,
  darkgray: 11119017,
  darkgreen: 25600,
  darkgrey: 11119017,
  darkkhaki: 12433259,
  darkmagenta: 9109643,
  darkolivegreen: 5597999,
  darkorange: 16747520,
  darkorchid: 10040012,
  darkred: 9109504,
  darksalmon: 15308410,
  darkseagreen: 9419919,
  darkslateblue: 4734347,
  darkslategray: 3100495,
  darkslategrey: 3100495,
  darkturquoise: 52945,
  darkviolet: 9699539,
  deeppink: 16716947,
  deepskyblue: 49151,
  dimgray: 6908265,
  dimgrey: 6908265,
  dodgerblue: 2003199,
  firebrick: 11674146,
  floralwhite: 16775920,
  forestgreen: 2263842,
  fuchsia: 16711935,
  gainsboro: 14474460,
  ghostwhite: 16316671,
  gold: 16766720,
  goldenrod: 14329120,
  gray: 8421504,
  green: 32768,
  greenyellow: 11403055,
  grey: 8421504,
  honeydew: 15794160,
  hotpink: 16738740,
  indianred: 13458524,
  indigo: 4915330,
  ivory: 16777200,
  khaki: 15787660,
  lavender: 15132410,
  lavenderblush: 16773365,
  lawngreen: 8190976,
  lemonchiffon: 16775885,
  lightblue: 11393254,
  lightcoral: 15761536,
  lightcyan: 14745599,
  lightgoldenrodyellow: 16448210,
  lightgray: 13882323,
  lightgreen: 9498256,
  lightgrey: 13882323,
  lightpink: 16758465,
  lightsalmon: 16752762,
  lightseagreen: 2142890,
  lightskyblue: 8900346,
  lightslategray: 7833753,
  lightslategrey: 7833753,
  lightsteelblue: 11584734,
  lightyellow: 16777184,
  lime: 65280,
  limegreen: 3329330,
  linen: 16445670,
  magenta: 16711935,
  maroon: 8388608,
  mediumaquamarine: 6737322,
  mediumblue: 205,
  mediumorchid: 12211667,
  mediumpurple: 9662683,
  mediumseagreen: 3978097,
  mediumslateblue: 8087790,
  mediumspringgreen: 64154,
  mediumturquoise: 4772300,
  mediumvioletred: 13047173,
  midnightblue: 1644912,
  mintcream: 16121850,
  mistyrose: 16770273,
  moccasin: 16770229,
  navajowhite: 16768685,
  navy: 128,
  oldlace: 16643558,
  olive: 8421376,
  olivedrab: 7048739,
  orange: 16753920,
  orangered: 16729344,
  orchid: 14315734,
  palegoldenrod: 15657130,
  palegreen: 10025880,
  paleturquoise: 11529966,
  palevioletred: 14381203,
  papayawhip: 16773077,
  peachpuff: 16767673,
  peru: 13468991,
  pink: 16761035,
  plum: 14524637,
  powderblue: 11591910,
  purple: 8388736,
  rebeccapurple: 6697881,
  red: 16711680,
  rosybrown: 12357519,
  royalblue: 4286945,
  saddlebrown: 9127187,
  salmon: 16416882,
  sandybrown: 16032864,
  seagreen: 3050327,
  seashell: 16774638,
  sienna: 10506797,
  silver: 12632256,
  skyblue: 8900331,
  slateblue: 6970061,
  slategray: 7372944,
  slategrey: 7372944,
  snow: 16775930,
  springgreen: 65407,
  steelblue: 4620980,
  tan: 13808780,
  teal: 32896,
  thistle: 14204888,
  tomato: 16737095,
  turquoise: 4251856,
  violet: 15631086,
  wheat: 16113331,
  white: 16777215,
  whitesmoke: 16119285,
  yellow: 16776960,
  yellowgreen: 10145074
};
define(Color$2, color, {
  copy(channels2) {
    return Object.assign(new this.constructor(), this, channels2);
  },
  displayable() {
    return this.rgb().displayable();
  },
  hex: color_formatHex,
  // Deprecated! Use color.formatHex.
  formatHex: color_formatHex,
  formatHex8: color_formatHex8,
  formatHsl: color_formatHsl,
  formatRgb: color_formatRgb,
  toString: color_formatRgb
});
function color_formatHex() {
  return this.rgb().formatHex();
}
function color_formatHex8() {
  return this.rgb().formatHex8();
}
function color_formatHsl() {
  return hslConvert(this).formatHsl();
}
function color_formatRgb() {
  return this.rgb().formatRgb();
}
function color(format2) {
  var m, l;
  format2 = (format2 + "").trim().toLowerCase();
  return (m = reHex.exec(format2)) ? (l = m[1].length, m = parseInt(m[1], 16), l === 6 ? rgbn(m) : l === 3 ? new Rgb(m >> 8 & 15 | m >> 4 & 240, m >> 4 & 15 | m & 240, (m & 15) << 4 | m & 15, 1) : l === 8 ? rgba$2(m >> 24 & 255, m >> 16 & 255, m >> 8 & 255, (m & 255) / 255) : l === 4 ? rgba$2(m >> 12 & 15 | m >> 8 & 240, m >> 8 & 15 | m >> 4 & 240, m