<!DOCTYPE html><htmllang="en"><head><metacharset="utf-8"><metaname="viewport"content="width=device-width, initial-scale=1.0"><metaname="generator"content="rustdoc"><metaname="description"content="Register a type with value_parser!"><title>ValueParserFactory in clap_builder::builder - Rust</title><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2"><linkrel="stylesheet"href="../../static.files/normalize-76eba96aa4d2e634.css"><linkrel="stylesheet"href="../../static.files/rustdoc-ac92e1bbe349e143.css"><metaname="rustdoc-vars"data-root-path="../../"data-static-root-path="../../static.files/"data-current-crate="clap_builder"data-themes=""data-resource-suffix=""data-rustdoc-version="1.76.0 (07dca489a 2024-02-04)"data-channel="1.76.0"data-search-js="search-2b6ce74ff89ae146.js"data-settings-js="settings-4313503d2e1961c2.js"><scriptsrc="../../static.files/storage-f2adc0d6ca4d09fb.js"></script><scriptdefersrc="sidebar-items.js"></script><scriptdefersrc="../../static.files/main-305769736d49e732.js"></script><noscript><linkrel="stylesheet"href="../../static.files/noscript-feafe1bb7466e4bd.css"></noscript><linkrel="alternate icon"type="image/png"href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><linkrel="alternate icon"type="image/png"href="../../static.files/favicon-32x32-422f7d1d52889060.png"><linkrel="icon"type="image/svg+xml"href="../../static.files/favicon-2c020d218678b618.svg"></head><bodyclass="rustdoc trait"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><navclass="mobile-topbar"><buttonclass="sidebar-menu-toggle">☰</button><aclass="logo-container"href="../../clap_builder/index.html"><imgsrc="https://raw.githubusercontent.com/clap-rs/clap/master/assets/clap.png"alt=""></a></nav><navclass="sidebar"><divclass="sidebar-crate"><aclass="logo-container"href="../../clap_builder/index.html"><imgsrc="https://raw.githubusercontent.com/clap-rs/clap/master/assets/clap.png"alt="logo"></a><h2><ahref="../../clap_builder/index.html">clap_builder</a><spanclass="version">4.5.1</span></h2></div><h2class="location"><ahref="#">ValueParserFactory</a></h2><divclass="sidebar-elems"><section><h3><ahref="#required-associated-types">Required Associated Types</a></h3><ulclass="block"><li><ahref="#associatedtype.Parser">Parser</a></li></ul><h3><ahref="#required-methods">Required Methods</a></h3><ulclass="block"><li><ahref="#tymethod.value_parser">value_parser</a></li></ul><h3><ahref="#foreign-impls">Implementations on Foreign Types</a></h3><ulclass="block"><li><ahref="#impl-ValueParserFactory-for-Arc%3CT%3E">Arc<T></a></li><li><ahref="#impl-ValueParserFactory-for-Box%3COsStr%3E">Box<OsStr></a></li><li><ahref="#impl-ValueParserFactory-for-Box%3CPath%3E">Box<Path></a></li><li><ahref="#impl-ValueParserFactory-for-Box%3CT%3E">Box<T></a></li><li><ahref="#impl-ValueParserFactory-for-Box%3Cstr%3E">Box<str></a></li><li><ahref="#impl-ValueParserFactory-for-OsString">OsString</a></li><li><ahref="#impl-ValueParserFactory-for-PathBuf">PathBuf</a></li><li><ahref="#impl-ValueParserFactory-for-String">String</a></li><li><ahref="#impl-ValueParserFactory-for-Wrapping%3CT%3E">Wrapping<T></a></li><li><ahref="#impl-ValueParserFactory-for-bool">bool</a></li><li><ahref="#impl-ValueParserFactory-for-i16">i16</a></li><li><ahref="#impl-ValueParserFactory-for-i32">i32</a></li>
<main><divclass="width-limiter"><navclass="sub"><formclass="search-form"><span></span><divid="sidebar-button"tabindex="-1"><ahref="../../clap_builder/all.html"title="show sidebar"></a></div><inputclass="search-input"name="search"aria-label="Run search in the documentation"autocomplete="off"spellcheck="false"placeholder="Click or press ‘S’ to search, ‘?’ for more options…"type="search"><divid="help-button"tabindex="-1"><ahref="../../help.html"title="help">?</a></div><divid="settings-menu"tabindex="-1"><ahref="../../settings.html"title="settings"><imgwidth="22"height="22"alt="Change settings"src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><sectionid="main-content"class="content"><divclass="main-heading"><h1>Trait <ahref="../index.html">clap_builder</a>::<wbr><ahref="index.html">builder</a>::<wbr><aclass="trait"href="#">ValueParserFactory</a><buttonid="copy-path"title="Copy item path to clipboard"><imgsrc="../../static.files/clipboard-7571035ce49a181d.svg"width="19"height="18"alt="Copy item path"></button></h1><spanclass="out-of-band"><aclass="src"href="../../src/clap_builder/builder/value_parser.rs.html#2312-2321">source</a> · <buttonid="toggle-all-docs"title="collapse all docs">[<span>−</span>]</button></span></div><preclass="rust item-decl"><code>pub trait ValueParserFactory {
type <ahref="#associatedtype.Parser"class="associatedtype">Parser</a>;
}</code></pre><detailsclass="toggle top-doc"open><summaryclass="hideme"><span>Expand description</span></summary><divclass="docblock"><p>Register a type with <ahref="../macro.value_parser.html"title="macro clap_builder::value_parser">value_parser!</a></p>