@busy-hour/blaze/dist/cjs/internal/event-emitter/index.js

<h1 align='center'>🔥 Blaze</h1> <div align='center'> An event driven framework for 🔥 Hono.js </div>

"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var event_emitter_exports = {};
__export(event_emitter_exports, {
  BlazeEventEmitter: () => BlazeEventEmitter
});
module.exports = __toCommonJS(event_emitter_exports);
var import_map = require("../map/index");
class BlazeEventEmitter {
  $maxListeners;
  $emitter;
  constructor(options = {}) {
    this.$maxListeners = options?.maxListener ?? 100;
    this.$emitter = options.useMap ? /* @__PURE__ */ new Map() : new import_map.BlazeMap();
  }
  listenerCount(eventName) {
    return this.$emitter.get(eventName)?.size ?? 0;
  }
  get maxListeners() {
    return this.$maxListeners;
  }
  set maxListeners(value) {
    this.$maxListeners = value;
  }
  emit(eventName, ...values) {
    if (!this.$emitter.has(eventName)) {
      return false;
    }
    this.$emitter.get(eventName)?.forEach?.((listener) => {
      listener(...values);
    });
    return true;
  }
  // eslint-disable-next-line no-use-before-define, @typescript-eslint/no-shadow
  async emitAsync(eventName, ...values) {
    if (!this.$emitter.has(eventName)) {
      return [];
    }
    return await Promise.all(
      [...this.$emitter.get(eventName) ?? []].map(
        (listener) => listener(...values)
      )
    );
  }
  on(eventName, listener) {
    const listenerCount = this.listenerCount(eventName);
    if (!this.$emitter.has(eventName)) {
      this.$emitter.set(eventName, /* @__PURE__ */ new Set());
    }
    if (listenerCount >= this.$maxListeners)
      return;
    this.$emitter.get(eventName)?.add(listener);
  }
  off(eventName, listener) {
    if (!this.$emitter.has(eventName))
      return;
    this.$emitter.get(eventName)?.delete(listener);
  }
  offAll(eventName) {
    if (eventName) {
      this.$emitter.delete(eventName);
      return;
    }
    this.$emitter.clear();
  }
  eventNames() {
    return [...this.$emitter.keys()];
  }
  listeners(eventName) {
    return [...this.$emitter.get(eventName) ?? []];
  }
  rawListeners(eventName) {
    const listenerSet = /* @__PURE__ */ new Set();
    if (this.$emitter.has(eventName)) {
      this.$emitter.get(eventName)?.forEach((listener) => {
        listenerSet.add(listener);
      });
    }
    return listenerSet;
  }
  // Aliases
  addListener = this.on;
  removeListener = this.off;
  removeAllListeners = this.offAll;
}
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  BlazeEventEmitter
});