@nguyenshort/vue3-mitt/dist/index.es.js

Vue3 eventbus using mitt

import { inject } from "vue";
function mitt(n) {
  return { all: n = n || /* @__PURE__ */ new Map(), on: function(t, e) {
    var i = n.get(t);
    i ? i.push(e) : n.set(t, [e]);
  }, off: function(t, e) {
    var i = n.get(t);
    i && (e ? i.splice(i.indexOf(e) >>> 0, 1) : n.set(t, []));
  }, emit: function(t, e) {
    var i = n.get(t);
    i && i.slice().map(function(n2) {
      n2(e);
    }), (i = n.get("*")) && i.slice().map(function(n2) {
      n2(t, e);
    });
  } };
}
const emitter = mitt();
const plugin = {
  install(app) {
    app.provide("$emitter", emitter);
    app.config.globalProperties.$emitter = emitter;
  }
};
const useEmitter = () => {
  return inject("$emitter");
};
export { plugin as default, useEmitter };