index.js 4.65 KB
"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
var __markAsModule = (target) => __defProp(target, "__esModule", { value: true });
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __reExport = (target, module2, copyDefault, desc) => {
  if (module2 && typeof module2 === "object" || typeof module2 === "function") {
    for (let key of __getOwnPropNames(module2))
      if (!__hasOwnProp.call(target, key) && (copyDefault || key !== "default"))
        __defProp(target, key, { get: () => module2[key], enumerable: !(desc = __getOwnPropDesc(module2, key)) || desc.enumerable });
  }
  return target;
};
var __toCommonJS = /* @__PURE__ */ ((cache) => {
  return (module2, temp) => {
    return cache && cache.get(module2) || (temp = __reExport(__markAsModule({}), module2, 1), cache && cache.set(module2, temp), temp);
  };
})(typeof WeakMap !== "undefined" ? /* @__PURE__ */ new WeakMap() : 0);
var __publicField = (obj, key, value) => {
  __defNormalProp(obj, typeof key !== "symbol" ? key + "" : key, value);
  return value;
};
var __accessCheck = (obj, member, msg) => {
  if (!member.has(obj))
    throw TypeError("Cannot " + msg);
};
var __privateGet = (obj, member, getter) => {
  __accessCheck(obj, member, "read from private field");
  return getter ? getter.call(obj) : member.get(obj);
};
var __privateAdd = (obj, member, value) => {
  if (member.has(obj))
    throw TypeError("Cannot add the same private member more than once");
  member instanceof WeakSet ? member.add(obj) : member.set(obj, value);
};
var __privateSet = (obj, member, value, setter) => {
  __accessCheck(obj, member, "write to private field");
  setter ? setter.call(obj, value) : member.set(obj, value);
  return value;
};
var __privateWrapper = (obj, member, setter, getter) => {
  return {
    set _(value) {
      __privateSet(obj, member, value, setter);
    },
    get _() {
      return __privateGet(obj, member, getter);
    }
  };
};

// src/index.ts
var src_exports = {};
__export(src_exports, {
  DiscordSnowflake: () => DiscordSnowflake,
  Snowflake: () => Snowflake,
  TwitterSnowflake: () => TwitterSnowflake
});

// src/lib/Snowflake.ts
var ProcessId = 1n;
var WorkerId = 0n;
var _increment, _epoch;
var Snowflake = class {
  constructor(epoch) {
    __privateAdd(this, _increment, 0n);
    __privateAdd(this, _epoch, void 0);
    __publicField(this, "decode", this.deconstruct);
    __privateSet(this, _epoch, BigInt(epoch instanceof Date ? epoch.getTime() : epoch));
  }
  get epoch() {
    return __privateGet(this, _epoch);
  }
  generate({ increment, timestamp = Date.now(), workerId = WorkerId, processId = ProcessId } = {}) {
    if (timestamp instanceof Date)
      timestamp = BigInt(timestamp.getTime());
    else if (typeof timestamp === "number")
      timestamp = BigInt(timestamp);
    else if (typeof timestamp !== "bigint") {
      throw new TypeError(`"timestamp" argument must be a number, bigint, or Date (received ${typeof timestamp})`);
    }
    if (typeof increment === "bigint" && increment >= 4095n)
      increment = 0n;
    else {
      increment = __privateWrapper(this, _increment)._++;
      if (__privateGet(this, _increment) >= 4095n)
        __privateSet(this, _increment, 0n);
    }
    return timestamp - __privateGet(this, _epoch) << 22n | (workerId & 0b11111n) << 17n | (processId & 0b11111n) << 12n | increment;
  }
  deconstruct(id) {
    const bigIntId = BigInt(id);
    return {
      id: bigIntId,
      timestamp: (bigIntId >> 22n) + __privateGet(this, _epoch),
      workerId: bigIntId >> 17n & 0b11111n,
      processId: bigIntId >> 12n & 0b11111n,
      increment: bigIntId & 0b111111111111n,
      epoch: __privateGet(this, _epoch)
    };
  }
  timestampFrom(id) {
    return Number((BigInt(id) >> 22n) + __privateGet(this, _epoch));
  }
};
__name(Snowflake, "Snowflake");
_increment = new WeakMap();
_epoch = new WeakMap();

// src/lib/DiscordSnowflake.ts
var DiscordSnowflake = new Snowflake(1420070400000n);

// src/lib/TwitterSnowflake.ts
var TwitterSnowflake = new Snowflake(1142974214000n);
module.exports = __toCommonJS(src_exports);
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  DiscordSnowflake,
  Snowflake,
  TwitterSnowflake
});
//# sourceMappingURL=index.js.map