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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Nullsafe__InferredNullability (infer.Nullsafe__InferredNullability)</title><link rel="stylesheet" href="../../odoc.css"/><meta charset="utf-8"/><meta name="generator" content="odoc 1.5.1"/><meta name="viewport" content="width=device-width,initial-scale=1.0"/><script src="../../highlight.pack.js"></script><script>hljs.initHighlightingOnLoad();</script></head><body><div class="content"><header><nav><a href="../index.html">Up</a> – <a href="../index.html">infer</a> » Nullsafe__InferredNullability</nav><h1>Module <code>Nullsafe__InferredNullability</code></h1></header><aside><p>Module to represent nullability of expressions inferred during flow-sensitive symbolic execution. NOTE: This is complementaty to <span class="xref-unresolved" title="unresolved reference to "InferredNullability.t""><code>InferredNullability</code>.t</span>. <code>InferredNullability</code> contains info about _formal_ nullability (what does the code say about nullability of a given type, according to explicit annotations and implicit agreements (e.g. models)). In contrast, InferredNullability represents what Nullsafe thinks about such and such expression according to its type inference rules.</p></aside><dl><dt class="spec type" id="type-t"><a href="#type-t" class="anchor"></a><code><span class="keyword">type</span> t</code></dt></dl><div><div class="spec include"><div class="doc"><dl><dt class="spec value" id="val-compare"><a href="#val-compare" class="anchor"></a><code><span class="keyword">val</span> compare : <a href="index.html#type-t">t</a> <span>-></span> <a href="index.html#type-t">t</a> <span>-></span> int</code></dt></dl></div></div></div><dl><dt class="spec value" id="val-get_nullability"><a href="#val-get_nullability" class="anchor"></a><code><span class="keyword">val</span> get_nullability : <a href="index.html#type-t">t</a> <span>-></span> <a href="../Nullsafe/Nullability/index.html#type-t">Nullsafe.Nullability.t</a></code></dt><dt class="spec value" id="val-create"><a href="#val-create" class="anchor"></a><code><span class="keyword">val</span> create : <a href="../Nullsafe/TypeOrigin/index.html#type-t">Nullsafe.TypeOrigin.t</a> <span>-></span> <a href="index.html#type-t">t</a></code></dt><dt class="spec value" id="val-is_nonnullish"><a href="#val-is_nonnullish" class="anchor"></a><code><span class="keyword">val</span> is_nonnullish : <a href="index.html#type-t">t</a> <span>-></span> bool</code></dt><dd><p>Check whether corresponding <code>Nullability</code> is <code>Nullability.is_nonnullish</code></p></dd></dl><dl><dt class="spec value" id="val-get_origin"><a href="#val-get_origin" class="anchor"></a><code><span class="keyword">val</span> get_origin : <a href="index.html#type-t">t</a> <span>-></span> <a href="../Nullsafe/TypeOrigin/index.html#type-t">Nullsafe.TypeOrigin.t</a></code></dt><dd><p>The simple explanation of how was nullability inferred.</p></dd></dl><dl><dt class="spec value" id="val-join"><a href="#val-join" class="anchor"></a><code><span class="keyword">val</span> join : <a href="index.html#type-t">t</a> <span>-></span> <a href="index.html#type-t">t</a> <span>-></span> <a href="index.html#type-t">t</a></code></dt><dd><p>This is what happens with nullability when we join two flows in CFG, e.g.</p><pre><code class="ml">if(something) {
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a = e1;
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} else {
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a = e2;
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}
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// what is nullability of `a` at this point?</code></pre></dd></dl><dl><dt class="spec value" id="val-origin_is_fun_defined"><a href="#val-origin_is_fun_defined" class="anchor"></a><code><span class="keyword">val</span> origin_is_fun_defined : <a href="index.html#type-t">t</a> <span>-></span> bool</code></dt><dt class="spec value" id="val-pp"><a href="#val-pp" class="anchor"></a><code><span class="keyword">val</span> pp : Stdlib.Format.formatter <span>-></span> <a href="index.html#type-t">t</a> <span>-></span> unit</code></dt></dl></div></body></html>
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