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20 <code class="code"><span class="keyword">let</span>&nbsp;print_exp&nbsp;exp&nbsp;=&nbsp;<br>
21 &nbsp;&nbsp;<span class="keyword">let</span>&nbsp;<span class="keyword">rec</span>&nbsp;string_of_exp&nbsp;exp&nbsp;=&nbsp;<span class="keyword">match</span>&nbsp;exp&nbsp;<span class="keyword">with</span><br>
22 &nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span><span class="constructor">Const</span>&nbsp;v&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="string">"Const"</span>&nbsp;^&nbsp;<span class="string">"&nbsp;("</span>&nbsp;^&nbsp;(string_of_value&nbsp;v)&nbsp;^&nbsp;<span class="string">")"</span><br>
23 &nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span><span class="constructor">Ident</span>&nbsp;s&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="string">"Ident"</span>&nbsp;^&nbsp;<span class="string">"&nbsp;\""</span>&nbsp;^&nbsp;<span class="string">"s"</span>&nbsp;^&nbsp;<span class="string">"\""</span><br>
24 &nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span><span class="constructor">Par</span>&nbsp;(e1,&nbsp;e2)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="string">"Par"</span>&nbsp;^&nbsp;<span class="string">"&nbsp;("</span>&nbsp;^&nbsp;(string_of_exp&nbsp;e1)&nbsp;^&nbsp;<span class="string">",&nbsp;"</span>&nbsp;^&nbsp;(string_of_exp&nbsp;e2)&nbsp;^&nbsp;<span class="string">")"</span><br>
25 &nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span><span class="constructor">Seq</span>&nbsp;(e1,&nbsp;e2)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="string">"Seq"</span>&nbsp;^&nbsp;<span class="string">"&nbsp;("</span>&nbsp;^&nbsp;(string_of_exp&nbsp;e1)&nbsp;^&nbsp;<span class="string">",&nbsp;"</span>&nbsp;^&nbsp;(string_of_exp&nbsp;e2)&nbsp;^&nbsp;<span class="string">")"</span><br>
26 &nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span><span class="constructor">Split</span>&nbsp;(e1,&nbsp;e2)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="string">"Split"</span>&nbsp;^&nbsp;<span class="string">"&nbsp;("</span>&nbsp;^&nbsp;(string_of_exp&nbsp;e1)&nbsp;^&nbsp;<span class="string">",&nbsp;"</span>&nbsp;^&nbsp;(string_of_exp&nbsp;e2)&nbsp;^&nbsp;<span class="string">")"</span><br>
27 &nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span><span class="constructor">Merge</span>&nbsp;(e1,&nbsp;e2)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="string">"Merge"</span>&nbsp;^&nbsp;<span class="string">"&nbsp;("</span>&nbsp;^&nbsp;(string_of_exp&nbsp;e1)&nbsp;^&nbsp;<span class="string">",&nbsp;"</span>&nbsp;^&nbsp;(string_of_exp&nbsp;e2)&nbsp;^&nbsp;<span class="string">")"</span><br>
28 &nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span><span class="constructor">Rec</span>&nbsp;(e1,&nbsp;e2)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="string">"Rec"</span>&nbsp;^&nbsp;<span class="string">"&nbsp;("</span>&nbsp;^&nbsp;(string_of_exp&nbsp;e1)&nbsp;^&nbsp;<span class="string">",&nbsp;"</span>&nbsp;^&nbsp;(string_of_exp&nbsp;e2)&nbsp;^&nbsp;<span class="string">")"</span><br>
29 &nbsp;&nbsp;<span class="keyword">in</span><br>
30 &nbsp;&nbsp;&nbsp;&nbsp;print_string(<span class="string">"Parer&nbsp;:&nbsp;Types.faust_exp&nbsp;=&nbsp;"</span>^&nbsp;(string_of_exp&nbsp;exp))</code></body></html>