)</span> <span class="token punctuation">{</span>
    <span class="token keyword">let</span> firstName <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">get</span><span class="token punctuation">(</span><span class="token string">'firstName'</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token keyword">let</span> lastName <span class="token operator">=</spa