<!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 to the Rust file `src/libcore/fmt/rt/v1.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>v1.rs.html -- source</title><link rel="stylesheet" type="text/css" href="../../../../normalize1.35.0.css"><link rel="stylesheet" type="text/css" href="../../../../rustdoc1.35.0.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../../dark1.35.0.css"><link rel="stylesheet" type="text/css" href="../../../../light1.35.0.css" id="themeStyle"><script src="../../../../storage1.35.0.js"></script><noscript><link rel="stylesheet" href="../../../../noscript1.35.0.css"></noscript><link rel="shortcut icon" href="../../../../favicon1.35.0.ico"><style type="text/css">#crate-search{background-image:url("../../../../down-arrow1.35.0.svg");}</style></head><body class="rustdoc source"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div><a href='../../../../core/index.html'><img src='../../../../rust-logo1.35.0.png' alt='logo' width='100'></a></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../../../brush1.35.0.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../../../theme1.35.0.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><a id="settings-menu" href="../../../../settings.html"><img src="../../../../wheel1.35.0.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><pre class="line-numbers"><span id="1"> 1</span>
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</pre><div class="example-wrap"><pre class="rust ">
<span class="doccomment">//! This is an internal module used by the ifmt! runtime. These structures are</span>
<span class="doccomment">//! emitted to static arrays to precompile format strings ahead of time.</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! These definitions are similar to their `ct` equivalents, but differ in that</span>
<span class="doccomment">//! these can be statically allocated and are slightly optimized for the runtime</span>
<span class="attribute">#![<span class="ident">allow</span>(<span class="ident">missing_debug_implementations</span>)]</span>
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Copy</span>, <span class="ident">Clone</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Argument</span> {
<span class="kw">pub</span> <span class="ident">position</span>: <span class="ident">Position</span>,
<span class="kw">pub</span> <span class="ident">format</span>: <span class="ident">FormatSpec</span>,
}
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Copy</span>, <span class="ident">Clone</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">FormatSpec</span> {
<span class="kw">pub</span> <span class="ident">fill</span>: <span class="ident">char</span>,
<span class="kw">pub</span> <span class="ident">align</span>: <span class="ident">Alignment</span>,
<span class="kw">pub</span> <span class="ident">flags</span>: <span class="ident">u32</span>,
<span class="kw">pub</span> <span class="ident">precision</span>: <span class="ident">Count</span>,
<span class="kw">pub</span> <span class="ident">width</span>: <span class="ident">Count</span>,
}
<span class="doccomment">/// Possible alignments that can be requested as part of a formatting directive.</span>
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Copy</span>, <span class="ident">Clone</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>)]</span>
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">Alignment</span> {
<span class="doccomment">/// Indication that contents should be left-aligned.</span>
<span class="ident">Left</span>,
<span class="doccomment">/// Indication that contents should be right-aligned.</span>
<span class="ident">Right</span>,
<span class="doccomment">/// Indication that contents should be center-aligned.</span>
<span class="ident">Center</span>,
<span class="doccomment">/// No alignment was requested.</span>
<span class="ident">Unknown</span>,
}
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Copy</span>, <span class="ident">Clone</span>)]</span>
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">Count</span> {
<span class="ident">Is</span>(<span class="ident">usize</span>),
<span class="ident">Param</span>(<span class="ident">usize</span>),
<span class="ident">NextParam</span>,
<span class="ident">Implied</span>,
}
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Copy</span>, <span class="ident">Clone</span>)]</span>
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">Position</span> {
<span class="ident">Next</span>,
<span class="ident">At</span>(<span class="ident">usize</span>),
}
</pre></div>
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