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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="Source of the Rust file `/home/runner/.cargo/registry/src/github.com-1ecc6299db9ec823/tinyvec-1.6.0/src/array.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>array.rs - source</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="../../source-script.js"></script><script defer src="../../source-files.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 source"><!--[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="../../tinyvec/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div>
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</pre><pre class="rust"><code><span class="doccomment">/// A trait for types that are an array.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// An "array", for our purposes, has the following properties:</span>
<span class="doccomment">/// * Owns some number of elements.</span>
<span class="doccomment">/// * The element type can be generic, but must implement [`Default`].</span>
<span class="doccomment">/// * The capacity is fixed at compile time, based on the implementing type.</span>
<span class="doccomment">/// * You can get a shared or mutable slice to the elements.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// You are generally **not** expected to need to implement this yourself. It is</span>
<span class="doccomment">/// already implemented for all the major array lengths (`0..=32` and the powers</span>
<span class="doccomment">/// of 2 up to 4,096), or for all array lengths with the feature `rustc_1_55`.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// **Additional lengths can easily be added upon request.**</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ## Safety Reminder</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Just a reminder: this trait is 100% safe, which means that `unsafe` code</span>
<span class="doccomment">/// **must not** rely on an instance of this trait being correct.</span>
<span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">Array</span> {
<span class="doccomment">/// The type of the items in the thing.</span>
<span class="kw">type</span> <span class="ident">Item</span>: <span class="ident">Default</span>;
<span class="doccomment">/// The number of slots in the thing.</span>
<span class="kw">const</span> <span class="ident">CAPACITY</span>: <span class="ident">usize</span>;
<span class="doccomment">/// Gives a shared slice over the whole thing.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// A correct implementation will return a slice with a length equal to the</span>
<span class="doccomment">/// `CAPACITY` value.</span>
<span class="kw">fn</span> <span class="ident">as_slice</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>[<span class="ident"><span class="self">Self</span>::Item</span>];
<span class="doccomment">/// Gives a unique slice over the whole thing.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// A correct implementation will return a slice with a length equal to the</span>
<span class="doccomment">/// `CAPACITY` value.</span>
<span class="kw">fn</span> <span class="ident">as_slice_mut</span>(<span class="kw-2">&mut</span> <span class="self">self</span>) -> <span class="kw-2">&mut</span> [<span class="ident"><span class="self">Self</span>::Item</span>];
<span class="doccomment">/// Create a default-initialized instance of ourself, similar to the</span>
<span class="doccomment">/// [`Default`] trait, but implemented for the same range of sizes as</span>
<span class="doccomment">/// [`Array`].</span>
<span class="kw">fn</span> <span class="ident">default</span>() -> <span class="self">Self</span>;
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rustc_1_55"</span>)]</span>
<span class="kw">mod</span> <span class="ident">const_generic_impl</span>;
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rustc_1_55"</span>))]</span>
<span class="kw">mod</span> <span class="ident">generated_impl</span>;
</code></pre></div>
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