ast_accessed</span> <span class="keyword">of</span> int * bool</code></td><td class="doc"><p>line, is_nullable flag</p></td></tr><tr id="type-access.Initialized_automatically" class="anchored"><td class="def constructor"><a href="#type-access.Initialized_automatically" class="anchor"></a><code>| </code><code><span class="constructor">Initialized_automatically</span></code></td></tr><tr id="type-access.Returned_from_call" class="anchored"><td class="def constructor"><a href="#type-access.Returned_from_call" 