@atlaskit/editor-plugin-interactivity/dist/es2019/collections/bounded-list.js

Interactivity plugin for @atlaskit/editor-core

import _defineProperty from "@babel/runtime/helpers/defineProperty";
/** An array that forgets its oldest item once it holds more than `limit`. */
export class BoundedList {
  constructor(limit) {
    _defineProperty(this, "items", []);
    this.limit = limit;
  }
  push(...items) {
    this.items.push(...items);
    // Negative when there is still room, and `splice` then removes nothing.
    this.items.splice(0, this.items.length - this.limit);
  }
  [Symbol.iterator]() {
    return this.items[Symbol.iterator]();
  }
  findLast(matches) {
    for (let index = this.items.length - 1; index >= 0; index -= 1) {
      if (matches(this.items[index])) {
        return this.items[index];
      }
    }
    return undefined;
  }
}