Method each

packages/callback-hook/hook.js:97–114

(iterator)

  // value or throws an exception.
  //
  each(iterator) {
    // Invoking bindEnvironment'd callbacks outside of a Fiber in Node doesn't
    // run them to completion (and exceptions thrown from onException are not
    // propagated), so we need to be in a Fiber.
    Meteor._nodeCodeMustBeInFiber();

    var ids = Object.keys(this.callbacks);
    for (var i = 0;  i < ids.length;  ++i) {
      var id = ids[i];
      // check to see if the callback was removed during iteration
      if (hasOwn.call(this.callbacks, id)) {
        var callback = this.callbacks[id];
        if (! iterator(callback)) {
          break;
        }
      }
    }
  }
}

// Copied from Meteor.bindEnvironment and removed all the env stuff.