import {
  q
} from "./chunk-GZT4BVFP.js";

// node_modules/@arcgis/core/core/Queue.js
var e = class {
  constructor(t = (t2) => t2.values().next().value) {
    this._peeker = t, this._items = new Set();
  }
  get length() {
    return this._items.size;
  }
  clear() {
    this._items.clear();
  }
  last() {
    if (this._items.size === 0)
      return;
    let t;
    for (t of this._items)
      ;
    return t;
  }
  peek() {
    if (this._items.size !== 0)
      return this._peeker(this._items);
  }
  push(t) {
    this.contains(t) || this._items.add(t);
  }
  contains(t) {
    return this._items.has(t);
  }
  pop() {
    if (this.length === 0)
      return;
    const e2 = this.peek();
    return this._items.delete(q(e2)), e2;
  }
  popLast() {
    if (this.length === 0)
      return;
    const e2 = this.last();
    return this._items.delete(q(e2)), e2;
  }
  remove(t) {
    this._items.delete(t);
  }
  filter(t) {
    return this._items.forEach((e2) => {
      t(e2) || this._items.delete(e2);
    }), this;
  }
};

export {
  e
};
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