s="hljs-keyword">and</span> b == <span class="hljs-string">&apos;powerup&apos;</span>) <span class="hljs-keyword">then</span>
    <span class="hljs-comment">-- Some power-up code...</span>

  <span class="hljs-comment">-- Don&apos;t let power-ups collide with other entity types like bad guys</span>
  <span class="hljs-keyword">elseif</span> a ~= b <span class="hljs-keyword">and</span> a ~= <span class="hljs-string">&apos;powerup&apos;</span> <span class="hljs-keyword">and</span> b~= <span class="hljs-string