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21 lines
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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="Derive the `Hash` trait for a type"><title>ByteHash in bytemuck_derive - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../static.files/rustdoc-42caa33d.css"><meta name="rustdoc-vars" data-root-path="../" data-static-root-path="../static.files/" data-current-crate="bytemuck_derive" data-themes="" data-resource-suffix="" data-rustdoc-version="1.84.0 (9fc6b4312 2025-01-07)" data-channel="1.84.0" data-search-js="search-92e6798f.js" data-settings-js="settings-0f613d39.js" ><script src="../static.files/storage-59e33391.js"></script><script defer src="sidebar-items.js"></script><script defer src="../static.files/main-5f194d8c.js"></script><noscript><link rel="stylesheet" href="../static.files/noscript-893ab5e7.css"></noscript><link rel="alternate icon" type="image/png" href="../static.files/favicon-32x32-6580c154.png"><link rel="icon" type="image/svg+xml" href="../static.files/favicon-044be391.svg"></head><body class="rustdoc derive"><!--[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" title="show sidebar"></button></nav><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../bytemuck_derive/index.html">bytemuck_<wbr>derive</a><span class="version">1.8.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Byte<wbr>Hash</a></h2><h3><a href="#">Sections</a></h3><ul class="block top-toc"><li><a href="#warning" title="Warning">Warning</a></li><li><a href="#examples" title="Examples">Examples</a></li></ul></section><div id="rustdoc-modnav"><h2 class="in-crate"><a href="index.html">In crate bytemuck_<wbr>derive</a></h2></div></div></nav><div class="sidebar-resizer"></div><main><div class="width-limiter"><rustdoc-search></rustdoc-search><section id="main-content" class="content"><div class="main-heading"><span class="rustdoc-breadcrumbs"><a href="index.html">bytemuck_derive</a></span><h1>Derive Macro <span class="derive">ByteHash</span><button id="copy-path" title="Copy item path to clipboard">Copy item path</button></h1><rustdoc-toolbar></rustdoc-toolbar><span class="sub-heading"><a class="src" href="../src/bytemuck_derive/lib.rs.html#499-521">Source</a> </span></div><pre class="rust item-decl"><code>#[derive(ByteHash)]</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Derive the <code>Hash</code> trait for a type</p>
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<p>The macro implements <code>Hash</code> by casting the value to a byte slice and hashing
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that.</p>
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<h3 id="warning"><a class="doc-anchor" href="#warning">§</a>Warning</h3>
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<p>The hash does not match the standard library’s <code>Hash</code> derive.</p>
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<h3 id="examples"><a class="doc-anchor" href="#examples">§</a>Examples</h3>
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<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="attr">#[derive(Copy, Clone, NoUninit, ByteHash)]
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#[repr(C)]
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</span><span class="kw">struct </span>Test {
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a: u32,
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b: char,
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c: f32,
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}</code></pre></div>
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<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="attr">#[derive(Copy, Clone, ByteHash)]
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#[repr(C)]
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</span><span class="kw">struct </span>Test<<span class="kw">const </span>N: usize> {
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a: [u32; N],
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}
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<span class="kw">unsafe impl</span><<span class="kw">const </span>N: usize> NoUninit <span class="kw">for </span>Test<N> {}</code></pre></div>
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</div></details></section></div></main></body></html> |