You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

2 lines
3.9 KiB

This file contains ambiguous Unicode characters!

This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.

<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>IStdlib__IOption (infer.IStdlib__IOption)</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> &#x00BB; IStdlib__IOption</nav><h1>Module <code>IStdlib__IOption</code></h1></header><dl><dt class="spec value" id="val-find_value_exn"><a href="#val-find_value_exn" class="anchor"></a><code><span class="keyword">val</span> find_value_exn : <span><span class="type-var">'a</span> option</span> <span>&#45;&gt;</span> <span class="type-var">'a</span></code></dt><dd><p>Like <code>Option.value_exn</code> but raises <code>Caml.Not_found</code> when called with <code>None</code>.</p></dd></dl><dl><dt class="spec value" id="val-value_default_f"><a href="#val-value_default_f" class="anchor"></a><code><span class="keyword">val</span> value_default_f : <span>f:<span>(unit <span>&#45;&gt;</span> <span class="type-var">'a</span>)</span></span> <span>&#45;&gt;</span> <span><span class="type-var">'a</span> option</span> <span>&#45;&gt;</span> <span class="type-var">'a</span></code></dt><dd><p>Like <code>Option.value ~default:(f ())</code> but <code>f</code> is called only if <code>None</code>.</p></dd></dl><dl><dt class="spec value" id="val-if_none_evalopt"><a href="#val-if_none_evalopt" class="anchor"></a><code><span class="keyword">val</span> if_none_evalopt : <span>f:<span>(unit <span>&#45;&gt;</span> <span><span class="type-var">'a</span> option</span>)</span></span> <span>&#45;&gt;</span> <span><span class="type-var">'a</span> option</span> <span>&#45;&gt;</span> <span><span class="type-var">'a</span> option</span></code></dt><dd><p><code>if_none_evalopt ~f x</code> evaluates to <code>f ()</code> if <code>x = None</code>, otherwise returns <code>x</code>. Useful for chaining matchers where the first returning non-<code>None</code> determines the result.</p></dd></dl><dl><dt class="spec value" id="val-if_none_eval"><a href="#val-if_none_eval" class="anchor"></a><code><span class="keyword">val</span> if_none_eval : <span>f:<span>(unit <span>&#45;&gt;</span> <span class="type-var">'a</span>)</span></span> <span>&#45;&gt;</span> <span><span class="type-var">'a</span> option</span> <span>&#45;&gt;</span> <span class="type-var">'a</span></code></dt><dd><p><code>if_none_eval ~f x</code> evaluates to <code>y</code> if <code>x=Some y</code> else to <code>f ()</code>. Useful for terminating chains built with <code>if_none_evalopt</code>. This is exactly the same as <code>value_default_f</code> but with a better name.</p></dd></dl><dl><dt class="spec value" id="val-exists2"><a href="#val-exists2" class="anchor"></a><code><span class="keyword">val</span> exists2 : <span><span class="type-var">'a</span> option</span> <span>&#45;&gt;</span> <span><span class="type-var">'b</span> option</span> <span>&#45;&gt;</span> <span>f:<span>(<span class="type-var">'a</span> <span>&#45;&gt;</span> <span class="type-var">'b</span> <span>&#45;&gt;</span> bool)</span></span> <span>&#45;&gt;</span> bool</code></dt><dd><p>Like <code>Option.exists</code> but gets two parameters.</p></dd></dl><div><div class="spec include"><div class="doc"><details open="open"><summary><span class="def"><code><span class="keyword">include</span> <span class="keyword">sig</span> ... <span class="keyword">end</span></code></span></summary><dl><dt class="spec module" id="module-Let_syntax"><a href="#module-Let_syntax" class="anchor"></a><code><span class="keyword">module</span> <a href="Let_syntax/index.html">Let_syntax</a> : <span class="keyword">sig</span> ... <span class="keyword">end</span></code></dt><dd><p>Provides signatures for OCaml 4.08 binding operators</p></dd></dl></details></div></div></div></div></body></html>