function addUser()

in run/websockets/users.js [19:24]

• 6 lines of code
• 5 McCabe index (conditional complexity)

function addUser(id, name, room) {
  if (!name && !room) return new Error('Username and room are required');
  if (!name) return new Error('Username is required');
  if (!room) return new Error('Room is required');
  users.set(id, {user: name, room});
}