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<h1 id='multiple-closures-with-trailing-closure' class='heading'>Multiple Closures with Trailing Closure</h1>
<p>Trailing closure syntax should not be used when passing more than one closure argument</p>
<ul>
<li><strong>Identifier:</strong> multiple_closures_with_trailing_closure</li>
<li><strong>Enabled by default:</strong> Yes</li>
<li><strong>Supports autocorrection:</strong> No</li>
<li><strong>Kind:</strong> style</li>
<li><strong>Analyzer rule:</strong> No</li>
<li><strong>Minimum Swift compiler version:</strong> 5.0.0</li>
<li><strong>Default configuration:</strong> warning</li>
</ul>
<h2 id='non-triggering-examples' class='heading'>Non Triggering Examples</h2>
<pre class="highlight swift"><code><span class="n">foo</span><span class="o">.</span><span class="n">map</span> <span class="p">{</span> <span class="nv">$0</span> <span class="o">+</span> <span class="mi">1</span> <span class="p">}</span>
</code></pre>
<pre class="highlight swift"><code><span class="n">foo</span><span class="o">.</span><span class="nf">reduce</span><span class="p">(</span><span class="mi">0</span><span class="p">)</span> <span class="p">{</span> <span class="nv">$0</span> <span class="o">+</span> <span class="nv">$1</span> <span class="p">}</span>
</code></pre>
<pre class="highlight swift"><code><span class="k">if</span> <span class="k">let</span> <span class="nv">foo</span> <span class="o">=</span> <span class="n">bar</span><span class="o">.</span><span class="nf">map</span><span class="p">({</span> <span class="nv">$0</span> <span class="o">+</span> <span class="mi">1</span> <span class="p">})</span> <span class="p">{</span>
<span class="p">}</span>
</code></pre>
<pre class="highlight swift"><code><span class="n">foo</span><span class="o">.</span><span class="nf">something</span><span class="p">(</span><span class="nv">param1</span><span class="p">:</span> <span class="p">{</span> <span class="nv">$0</span> <span class="p">},</span> <span class="nv">param2</span><span class="p">:</span> <span class="p">{</span> <span class="nv">$0</span> <span class="o">+</span> <span class="mi">1</span> <span class="p">})</span>
</code></pre>
<pre class="highlight swift"><code><span class="kt">UIView</span><span class="o">.</span><span class="nf">animate</span><span class="p">(</span><span class="nv">withDuration</span><span class="p">:</span> <span class="mf">1.0</span><span class="p">)</span> <span class="p">{</span>
<span class="n">someView</span><span class="o">.</span><span class="n">alpha</span> <span class="o">=</span> <span class="mf">0.0</span>
<span class="p">}</span>
</code></pre>
<pre class="highlight swift"><code><span class="n">foo</span><span class="o">.</span><span class="n">method</span> <span class="p">{</span> <span class="nf">print</span><span class="p">(</span><span class="mi">0</span><span class="p">)</span> <span class="p">}</span> <span class="nv">arg2</span><span class="p">:</span> <span class="p">{</span> <span class="nf">print</span><span class="p">(</span><span class="mi">1</span><span class="p">)</span> <span class="p">}</span>
</code></pre>
<pre class="highlight swift"><code><span class="n">foo</span><span class="o">.</span><span class="nf">methodWithParenArgs</span><span class="p">((</span><span class="mi">0</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> <span class="nv">arg2</span><span class="p">:</span> <span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="mi">2</span><span class="p">))</span> <span class="p">{</span> <span class="nv">$0</span> <span class="p">}</span> <span class="nv">arg4</span><span class="p">:</span> <span class="p">{</span> <span class="nv">$0</span> <span class="p">}</span>
</code></pre>
<h2 id='triggering-examples' class='heading'>Triggering Examples</h2>
<pre class="highlight swift"><code><span class="n">foo</span><span class="o">.</span><span class="nf">something</span><span class="p">(</span><span class="nv">param1</span><span class="p">:</span> <span class="p">{</span> <span class="nv">$0</span> <span class="p">})</span> <span class="err"></span><span class="p">{</span> <span class="nv">$0</span> <span class="o">+</span> <span class="mi">1</span> <span class="p">}</span>
</code></pre>
<pre class="highlight swift"><code><span class="kt">UIView</span><span class="o">.</span><span class="nf">animate</span><span class="p">(</span><span class="nv">withDuration</span><span class="p">:</span> <span class="mf">1.0</span><span class="p">,</span> <span class="nv">animations</span><span class="p">:</span> <span class="p">{</span>
<span class="n">someView</span><span class="o">.</span><span class="n">alpha</span> <span class="o">=</span> <span class="mf">0.0</span>
<span class="p">})</span> <span class="err"></span><span class="p">{</span> <span class="n">_</span> <span class="k">in</span>
<span class="n">someView</span><span class="o">.</span><span class="nf">removeFromSuperview</span><span class="p">()</span>
<span class="p">}</span>
</code></pre>
<pre class="highlight swift"><code><span class="n">foo</span><span class="o">.</span><span class="nf">multipleTrailing</span><span class="p">(</span><span class="nv">arg1</span><span class="p">:</span> <span class="p">{</span> <span class="nv">$0</span> <span class="p">})</span> <span class="p">{</span> <span class="nv">$0</span> <span class="p">}</span> <span class="nv">arg3</span><span class="p">:</span> <span class="p">{</span> <span class="nv">$0</span> <span class="p">}</span>
</code></pre>
<pre class="highlight swift"><code><span class="n">foo</span><span class="o">.</span><span class="nf">methodWithParenArgs</span><span class="p">(</span><span class="nv">param1</span><span class="p">:</span> <span class="p">{</span> <span class="nv">$0</span> <span class="p">},</span> <span class="nv">param2</span><span class="p">:</span> <span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> <span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">1</span><span class="p">))</span> <span class="p">{</span> <span class="nv">$0</span> <span class="p">}</span>
</code></pre>
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