@discoveryjs/discovery/lib/core/dict.js

Frontend framework for rapid data (JSON) analysis, shareable serverless reports and dashboards

import { Emitter } from "./emitter.js";
export class Dictionary extends Emitter {
  #entries;
  #allowRevoke;
  static define(dict, key, value) {
    dict.#entries.set(key, value);
    dict.emit("define", key, value);
    return value;
  }
  constructor(allowRevoke) {
    super();
    this.#entries = /* @__PURE__ */ new Map();
    this.#allowRevoke = Boolean(allowRevoke);
  }
  revoke(key) {
    if (!this.#allowRevoke) {
      throw new Error("Entry revoking is not allowed");
    }
    this.#entries.delete(key);
    this.emit("revoke", key);
  }
  isDefined(key) {
    return this.#entries.has(key);
  }
  has(key) {
    return this.#entries.has(key);
  }
  get(key) {
    return this.#entries.get(key);
  }
  get names() {
    return [...this.#entries.keys()];
  }
  get keys() {
    return this.#entries.keys();
  }
  get values() {
    return this.#entries.values();
  }
  get entries() {
    return this.#entries.entries();
  }
}