emittingWildcard.js

var assert = require('assert'),
    EventEmitter2 = require('eventemitter2').EventEmitter2,
    called = false;

var emitter = new EventEmitter2({
  wildcard: true,
  verbose: true
});

emitter.on('*.bar', function () {
  called = true;
});

process.on('exit', function () {
  assert.ok(!called);
});

emitter.emit('foo.*');