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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="This traits expands `Option` with some handy shortcuts."><meta name="keywords" content="rust, rustlang, rust-lang, OptionExt"><title>OptionExt in proc_macro_error - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" type="text/css" href="../normalize.css"><link rel="stylesheet" type="text/css" href="../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../dark.css" disabled><link rel="stylesheet" type="text/css" href="../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../storage.js"></script><script defer src="sidebar-items.js"></script><script defer src="../main.js"></script><noscript><link rel="stylesheet" href="../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../favicon.svg"></head><body class="rustdoc trait"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">☰</button><a class="sidebar-logo" href="../proc_macro_error/index.html"><div class="logo-container"><img class="rust-logo" src="../rust-logo.svg" alt="logo"></div></a><h2 class="location"></h2></nav><nav class="sidebar"><a class="sidebar-logo" href="../proc_macro_error/index.html"><div class="logo-container"><img class="rust-logo" src="../rust-logo.svg" alt="logo"></div></a><h2 class="location"><a href="#">OptionExt</a></h2><div class="sidebar-elems"><section><div class="block"><h3 class="sidebar-title"><a href="#required-associated-types">Required Associated Types</a></h3><ul><li><a href="#associatedtype.Some">Some</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#required-methods">Required Methods</a></h3><ul><li><a href="#tymethod.expect_or_abort">expect_or_abort</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#foreign-impls">Implementations on Foreign Types</a></h3><ul><li><a href="#impl-OptionExt-for-Option%3CT%3E">Option<T></a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#implementors">Implementors</a></h3></div></section><h2 class="location"><a href="index.html">In proc_macro_error</a></h2></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../proc_macro_error/index.html"><img class="rust-logo" src="../rust-logo.svg" alt="logo"></a><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><button type="button">?</button></div><div id="settings-menu" tabindex="-1"><a href="../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../wheel.svg"></a></div></div></form></nav></div><section id="main-content" class="content"><div class="main-heading"><h1 class="fqn"><span class="in-band">Trait <a href="index.html">proc_macro_error</a>::<wbr><a class="trait" href="#">OptionExt</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"><a class="srclink" href="../src/proc_macro_error/lib.rs.html#372-381">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="docblock item-decl"><pre class="rust trait"><code>pub trait OptionExt {
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type <a href="#associatedtype.Some" class="associatedtype">Some</a>;
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fn <a href="#tymethod.expect_or_abort" class="fnname">expect_or_abort</a>(self, msg: &<a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.str.html">str</a>) -> Self::<a class="associatedtype" href="trait.OptionExt.html#associatedtype.Some" title="type proc_macro_error::OptionExt::Some">Some</a>;
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}</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>This traits expands <code>Option</code> with some handy shortcuts.</p>
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</div></details><h2 id="required-associated-types" class="small-section-header">Required Associated Types<a href="#required-associated-types" class="anchor"></a></h2><div class="methods"><div id="associatedtype.Some" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro_error/lib.rs.html#373">source</a></div><h4 class="code-header">type <a href="#associatedtype.Some" class="associatedtype">Some</a></h4></div></div><h2 id="required-methods" class="small-section-header">Required Methods<a href="#required-methods" class="anchor"></a></h2><div class="methods"><details class="rustdoc-toggle" open><summary><div id="tymethod.expect_or_abort" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro_error/lib.rs.html#380">source</a></div><h4 class="code-header">fn <a href="#tymethod.expect_or_abort" class="fnname">expect_or_abort</a>(self, msg: &<a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.str.html">str</a>) -> Self::<a class="associatedtype" href="trait.OptionExt.html#associatedtype.Some" title="type proc_macro_error::OptionExt::Some">Some</a></h4></div></summary><div class="docblock"><p>Behaves like <code>Option::expect</code>: if self is <code>Some</code> yield the contained value,
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otherwise abort macro execution via <code>abort_call_site!</code>.
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If it aborts the <code>message</code> will be used for <a href="https://doc.rust-lang.org/std/macro.compile_error.html"><code>compile_error!</code></a> invocation.</p>
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</div></details></div><h2 id="foreign-impls" class="small-section-header">Implementations on Foreign Types<a href="#foreign-impls" class="anchor"></a></h2><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-OptionExt-for-Option%3CT%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../src/proc_macro_error/lib.rs.html#412-421">source</a></span><a href="#impl-OptionExt-for-Option%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="trait.OptionExt.html" title="trait proc_macro_error::OptionExt">OptionExt</a> for <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a><T></h3></section></summary><div class="impl-items"><section id="associatedtype.Some-1" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Some-1" class="anchor"></a><h4 class="code-header">type <a href="#associatedtype.Some" class="associatedtype">Some</a> = T</h4></section><section id="method.expect_or_abort" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../src/proc_macro_error/lib.rs.html#415-420">source</a></span><a href="#method.expect_or_abort" class="anchor"></a><h4 class="code-header">fn <a href="#tymethod.expect_or_abort" class="fnname">expect_or_abort</a>(self, message: &<a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.str.html">str</a>) -> T</h4></section></div></details><h2 id="implementors" class="small-section-header">Implementors<a href="#implementors" class="anchor"></a></h2><div class="item-list" id="implementors-list"></div><script type="text/javascript" src="../implementors/proc_macro_error/trait.OptionExt.js" data-ignore-extern-crates="core" async></script></section></div></main><div id="rustdoc-vars" data-root-path="../" data-current-crate="proc_macro_error" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.64.0 (a55dd71d5 2022-09-19)" ></div></body></html> |