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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="Store a cached key/value pair, only recalculating when the key changes."><meta name="keywords" content="rust, rustlang, rust-lang, Cached"><title>Cached in widgetry - Rust</title><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="../light.css" id="themeStyle"><link rel="stylesheet" type="text/css" href="../dark.css" disabled ><link rel="stylesheet" type="text/css" href="../ayu.css" disabled ><script id="default-settings" ></script><script src="../storage.js"></script><script src="../crates.js"></script><noscript><link rel="stylesheet" href="../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../favicon.svg"><link rel="alternate 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href="#method.set">set</a><a href="#method.update">update</a><a href="#method.value">value</a></div><h3 class="sidebar-title"><a href="#trait-implementations">Trait Implementations</a></h3><div class="sidebar-links"><a href="#impl-Default">Default</a></div><h3 class="sidebar-title"><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><div class="sidebar-links"><a href="#impl-RefUnwindSafe">RefUnwindSafe</a><a href="#impl-Send">Send</a><a href="#impl-Sync">Sync</a><a href="#impl-Unpin">Unpin</a><a href="#impl-UnwindSafe">UnwindSafe</a></div><h3 class="sidebar-title"><a href="#blanket-implementations">Blanket Implementations</a></h3><div class="sidebar-links"><a href="#impl-Any">Any</a><a href="#impl-Borrow%3CT%3E">Borrow<T></a><a href="#impl-BorrowMut%3CT%3E">BorrowMut<T></a><a href="#impl-Downcast">Downcast</a><a href="#impl-DowncastSync">DowncastSync</a><a href="#impl-From%3CT%3E">From<T></a><a href="#impl-Into%3CU%3E">Into<U></a><a href="#impl-Same%3CT%3E">Same<T></a><a href="#impl-TryFrom%3CU%3E">TryFrom<U></a><a href="#impl-TryInto%3CU%3E">TryInto<U></a></div></div><h2 class="location">Other items in<br><a href="index.html">widgetry</a></h2><div id="sidebar-vars" data-name="Cached" data-ty="struct" data-relpath=""></div><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu" title="themes"><img width="18" height="18" alt="Pick another theme!" src="../brush.svg"></button><div id="theme-choices" role="menu"></div></div><nav class="sub"><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input"name="search" disabled autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><button type="button" id="help-button" title="help">?</button><a id="settings-menu" href="../settings.html" title="settings"><img width="18" height="18" alt="Change settings" src="../wheel.svg"></a></div></form></nav><section id="main" class="content"><h1 class="fqn"><span class="in-band">Struct <a href="index.html">widgetry</a>::<wbr><a class="struct" href="#">Cached</a><button id="copy-path" onclick="copy_path(this)" title="copy path"><img src="../clipboard.svg" width="19" height="18" alt="Copy item import" title="Copy item import to clipboard"></button></span><span class="out-of-band"><span id="render-detail"><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span><a class="srclink" href="../src/widgetry/tools/mod.rs.html#5-7" title="goto source code">[src]</a></span></h1><div class="docblock type-decl"><pre class="rust struct">pub struct Cached<K: <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/cmp/trait.PartialEq.html" title="trait core::cmp::PartialEq">PartialEq</a> + <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>, V> {
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contents: <a class="enum" href="https://doc.rust-lang.org/1.55.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.55.0/std/primitive.tuple.html">(</a>K, V<a class="primitive" href="https://doc.rust-lang.org/1.55.0/std/primitive.tuple.html">)</a>>,
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}</pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Store a cached key/value pair, only recalculating when the key changes.</p>
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</div></details><h2 id="fields" class="fields small-section-header">Fields<a href="#fields" class="anchor"></a></h2><span id="structfield.contents" class="structfield small-section-header"><a href="#structfield.contents" class="anchor field"></a><code>contents: <a class="enum" href="https://doc.rust-lang.org/1.55.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.55.0/std/primitive.tuple.html">(</a>K, V<a class="primitive" href="https://doc.rust-lang.org/1.55.0/std/primitive.tuple.html">)</a>></code></span><h2 id="implementations" class="small-section-header">Implementations<a href="#implementations" class="anchor"></a></h2><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/widgetry/tools/mod.rs.html#9-44" title="goto source code">[src]</a></div><a href="#impl" class="anchor"></a><h3 class="code-header in-band">impl<K: <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/cmp/trait.PartialEq.html" title="trait core::cmp::PartialEq">PartialEq</a> + <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>, V> <a class="struct" href="tools/struct.Cached.html" title="struct widgetry::tools::Cached">Cached</a><K, V></h3></div></summary><div class="impl-items"><div id="method.new" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/widgetry/tools/mod.rs.html#10-12" title="goto source code">[src]</a></div><a href="#method.new" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.new" class="fnname">new</a>() -> <a class="struct" href="tools/struct.Cached.html" title="struct widgetry::tools::Cached">Cached</a><K, V></h4></div><details class="rustdoc-toggle method-toggle" open><summary><div id="method.key" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/widgetry/tools/mod.rs.html#15-17" title="goto source code">[src]</a></div><a href="#method.key" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.key" class="fnname">key</a>(&self) -> <a class="enum" href="https://doc.rust-lang.org/1.55.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a><K></h4></div></summary><div class="docblock"><p>Get the current key.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.value" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/widgetry/tools/mod.rs.html#20-22" title="goto source code">[src]</a></div><a href="#method.value" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.value" class="fnname">value</a>(&self) -> <a class="enum" href="https://doc.rust-lang.org/1.55.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.55.0/std/primitive.reference.html">&</a>V></h4></div></summary><div class="docblock"><p>Get the current value.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.update" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/widgetry/tools/mod.rs.html#25-33" title="goto source code">[src]</a></div><a href="#method.update" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.update" class="fnname">update</a><F: <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/ops/function/trait.FnMut.html" title="trait core::ops::function::FnMut">FnMut</a>(K) -> V>(&mut self, key: <a class="enum" href="https://doc.rust-lang.org/1.55.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a><K>, produce_value: F)</h4></div></summary><div class="docblock"><p>Update the value if the key has changed.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.set" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/widgetry/tools/mod.rs.html#37-39" title="goto source code">[src]</a></div><a href="#method.set" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.set" class="fnname">set</a>(&mut self, key: K, value: V)</h4></div></summary><div class="docblock"><p><code>update</code> is preferred, but sometimes <code>produce_value</code> needs to borrow the same struct that
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owns this <code>Cached</code>. In that case, the caller can manually check <code>key</code> and call this.</p>
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</div></details><div id="method.clear" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/widgetry/tools/mod.rs.html#41-43" title="goto source code">[src]</a></div><a href="#method.clear" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.clear" class="fnname">clear</a>(&mut self)</h4></div></div></details><h2 id="trait-implementations" class="small-section-header">Trait Implementations<a href="#trait-implementations" class="anchor"></a></h2><div id="trait-implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Default" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/widgetry/tools/mod.rs.html#46-50" title="goto source code">[src]</a></div><a href="#impl-Default" class="anchor"></a><h3 class="code-header in-band">impl<K: <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/cmp/trait.PartialEq.html" title="trait core::cmp::PartialEq">PartialEq</a> + <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>, V> <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/default/trait.Default.html" title="trait core::default::Default">Default</a> for <a class="struct" href="tools/struct.Cached.html" title="struct widgetry::tools::Cached">Cached</a><K, V></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.default" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/widgetry/tools/mod.rs.html#47-49" title="goto source code">[src]</a></div><a href="#method.default" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.55.0/core/default/trait.Default.html#tymethod.default" class="fnname">default</a>() -> Self</h4></div></summary><div class='docblock'><p>Returns the “default value” for a type. <a href="https://doc.rust-lang.org/1.55.0/core/default/trait.Default.html#tymethod.default">Read more</a></p>
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</div></details></div></details></div><h2 id="synthetic-implementations" class="small-section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor"></a></h2><div id="synthetic-implementations-list"><div id="impl-RefUnwindSafe" class="impl has-srclink"><div class="rightside"></div><a href="#impl-RefUnwindSafe" class="anchor"></a><h3 class="code-header in-band">impl<K, V> <a class="trait" href="https://doc.rust-lang.org/1.55.0/std/panic/trait.RefUnwindSafe.html" title="trait std::panic::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="tools/struct.Cached.html" title="struct widgetry::tools::Cached">Cached</a><K, V> <span class="where fmt-newline">where<br> K: <a class="trait" href="https://doc.rust-lang.org/1.55.0/std/panic/trait.RefUnwindSafe.html" title="trait std::panic::RefUnwindSafe">RefUnwindSafe</a>,<br> V: <a class="trait" href="https://doc.rust-lang.org/1.55.0/std/panic/trait.RefUnwindSafe.html" title="trait std::panic::RefUnwindSafe">RefUnwindSafe</a>, </span></h3></div><div id="impl-Send" class="impl has-srclink"><div class="rightside"></div><a href="#impl-Send" class="anchor"></a><h3 class="code-header in-band">impl<K, V> <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="tools/struct.Cached.html" title="struct widgetry::tools::Cached">Cached</a><K, V> <span class="where fmt-newline">where<br> K: <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>,<br> V: <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>, </span></h3></div><div id="impl-Sync" class="impl has-srclink"><div class="rightside"></div><a href="#impl-Sync" class="anchor"></a><h3 class="code-header in-band">impl<K, V> <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="tools/struct.Cached.html" title="struct widgetry::tools::Cached">Cached</a><K, V> <span class="where fmt-newline">where<br> K: <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>,<br> V: <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>, </span></h3></div><div id="impl-Unpin" class="impl has-srclink"><div class="rightside"></div><a href="#impl-Unpin" class="anchor"></a><h3 class="code-header in-band">impl<K, V> <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="tools/struct.Cached.html" title="struct widgetry::tools::Cached">Cached</a><K, V> <span class="where fmt-newline">where<br> K: <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>,<br> V: <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>, </span></h3></div><div id="impl-UnwindSafe" class="impl has-srclink"><div class="rightside"></div><a href="#impl-UnwindSafe" class="anchor"></a><h3 class="code-header in-band">impl<K, V> <a class="trait" href="https://doc.rust-lang.org/1.55.0/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a> for <a class="struct" href="tools/struct.Cached.html" title="struct widgetry::tools::Cached">Cached</a><K, V> <span class="where fmt-newline">where<br> K: <a class="trait" href="https://doc.rust-lang.org/1.55.0/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a>,<br> V: <a class="trait" href="https://doc.rust-lang.org/1.55.0/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a>, </span></h3></div></div><h2 id="blanket-implementations" class="small-section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor"></a></h2><div id="blanket-implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Any" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.55.0/src/core/any.rs.html#132-136" title="goto source code">[src]</a></div><a href="#impl-Any" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T <span class="where fmt-newline">where<br> T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.type_id" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.55.0/src/core/any.rs.html#133" title="goto source code">[src]</a></div><a href="#method.type_id" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.55.0/core/any/trait.Any.html#tymethod.type_id" class="fnname">type_id</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/1.55.0/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></div></summary><div class='docblock'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/1.55.0/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
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</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Borrow%3CT%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.55.0/src/core/borrow.rs.html#208-213" title="goto source code">[src]</a></div><a href="#impl-Borrow%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><T> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.borrow" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.55.0/src/core/borrow.rs.html#210" title="goto source code">[src]</a></div><a href="#method.borrow" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.55.0/core/borrow/trait.Borrow.html#tymethod.borrow" class="fnname">borrow</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/1.55.0/std/primitive.reference.html">&</a>T</h4></div></summary><div class='docblock'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.55.0/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
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</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-BorrowMut%3CT%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.55.0/src/core/borrow.rs.html#216-220" title="goto source code">[src]</a></div><a href="#impl-BorrowMut%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><T> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.borrow_mut" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.55.0/src/core/borrow.rs.html#217" title="goto source code">[src]</a></div><a href="#method.borrow_mut" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.55.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fnname">borrow_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/1.55.0/std/primitive.reference.html">&mut </a>T</h4></div></summary><div class='docblock'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.55.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
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</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Downcast" class="impl has-srclink"><div class="rightside"></div><a href="#impl-Downcast" class="anchor"></a><h3 class="code-header in-band">impl<T> Downcast for T <span class="where fmt-newline">where<br> T: <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.into_any" class="method trait-impl has-srclink"><div class="rightside"></div><a href="#method.into_any" class="anchor"></a><h4 class="code-header">pub fn <a class="fnname">into_any</a>(self: <a class="struct" href="https://doc.rust-lang.org/1.55.0/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a><T, <a class="struct" href="https://doc.rust-lang.org/1.55.0/alloc/alloc/struct.Global.html" title="struct alloc::alloc::Global">Global</a>>) -> <a class="struct" href="https://doc.rust-lang.org/1.55.0/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a><dyn <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> + 'static, <a class="struct" href="https://doc.rust-lang.org/1.55.0/alloc/alloc/struct.Global.html" title="struct alloc::alloc::Global">Global</a>></h4></div></summary><div class='docblock'><p>Convert <code>Box<dyn Trait></code> (where <code>Trait: Downcast</code>) to <code>Box<dyn Any></code>. <code>Box<dyn Any></code> can
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then be further <code>downcast</code> into <code>Box<ConcreteType></code> where <code>ConcreteType</code> implements <code>Trait</code>. <a href="#tymethod.into_any">Read more</a></p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.into_any_rc" class="method trait-impl has-srclink"><div class="rightside"></div><a href="#method.into_any_rc" class="anchor"></a><h4 class="code-header">pub fn <a class="fnname">into_any_rc</a>(self: <a class="struct" href="https://doc.rust-lang.org/1.55.0/alloc/rc/struct.Rc.html" title="struct alloc::rc::Rc">Rc</a><T>) -> <a class="struct" href="https://doc.rust-lang.org/1.55.0/alloc/rc/struct.Rc.html" title="struct alloc::rc::Rc">Rc</a><dyn <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> + 'static></h4></div></summary><div class='docblock'><p>Convert <code>Rc<Trait></code> (where <code>Trait: Downcast</code>) to <code>Rc<Any></code>. <code>Rc<Any></code> can then be
|
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further <code>downcast</code> into <code>Rc<ConcreteType></code> where <code>ConcreteType</code> implements <code>Trait</code>. <a href="#tymethod.into_any_rc">Read more</a></p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.as_any" class="method trait-impl has-srclink"><div class="rightside"></div><a href="#method.as_any" class="anchor"></a><h4 class="code-header">pub fn <a class="fnname">as_any</a>(&self) -> &(dyn <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> + 'static)</h4></div></summary><div class='docblock'><p>Convert <code>&Trait</code> (where <code>Trait: Downcast</code>) to <code>&Any</code>. This is needed since Rust cannot
|
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generate <code>&Any</code>’s vtable from <code>&Trait</code>’s. <a href="#tymethod.as_any">Read more</a></p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.as_any_mut" class="method trait-impl has-srclink"><div class="rightside"></div><a href="#method.as_any_mut" class="anchor"></a><h4 class="code-header">pub fn <a class="fnname">as_any_mut</a>(&mut self) -> &mut (dyn <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> + 'static)</h4></div></summary><div class='docblock'><p>Convert <code>&mut Trait</code> (where <code>Trait: Downcast</code>) to <code>&Any</code>. This is needed since Rust cannot
|
||
generate <code>&mut Any</code>’s vtable from <code>&mut Trait</code>’s. <a href="#tymethod.as_any_mut">Read more</a></p>
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</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-DowncastSync" class="impl has-srclink"><div class="rightside"></div><a href="#impl-DowncastSync" class="anchor"></a><h3 class="code-header in-band">impl<T> DowncastSync for T <span class="where fmt-newline">where<br> T: <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> + <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.into_any_arc" class="method trait-impl has-srclink"><div class="rightside"></div><a href="#method.into_any_arc" class="anchor"></a><h4 class="code-header">pub fn <a class="fnname">into_any_arc</a>(self: <a class="struct" href="https://doc.rust-lang.org/1.55.0/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a><T>) -> <a class="struct" href="https://doc.rust-lang.org/1.55.0/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a><dyn <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> + <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> + 'static></h4></div></summary><div class='docblock'><p>Convert <code>Arc<Trait></code> (where <code>Trait: Downcast</code>) to <code>Arc<Any></code>. <code>Arc<Any></code> can then be
|
||
further <code>downcast</code> into <code>Arc<ConcreteType></code> where <code>ConcreteType</code> implements <code>Trait</code>. <a href="#tymethod.into_any_arc">Read more</a></p>
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||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-From%3CT%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.55.0/src/core/convert/mod.rs.html#546-550" title="goto source code">[src]</a></div><a href="#impl-From%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for T</h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.from" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.55.0/src/core/convert/mod.rs.html#547" title="goto source code">[src]</a></div><a href="#method.from" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.55.0/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(t: T) -> T</h4></div></summary><div class='docblock'><p>Performs the conversion.</p>
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||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Into%3CU%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.55.0/src/core/convert/mod.rs.html#535-542" title="goto source code">[src]</a></div><a href="#impl-Into%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/convert/trait.From.html" title="trait core::convert::From">From</a><T>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.into" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.55.0/src/core/convert/mod.rs.html#539" title="goto source code">[src]</a></div><a href="#method.into" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.55.0/core/convert/trait.Into.html#tymethod.into" class="fnname">into</a>(self) -> U</h4></div></summary><div class='docblock'><p>Performs the conversion.</p>
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||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Same%3CT%3E" class="impl has-srclink"><div class="rightside"></div><a href="#impl-Same%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> Same<T> for T</h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output" class="type trait-impl has-srclink"><a href="#associatedtype.Output" class="anchor"></a><h4 class="code-header">type <a href="#associatedtype.Output" class="type">Output</a> = T</h4></div></summary><div class='docblock'><p>Should always be <code>Self</code></p>
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</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-TryFrom%3CU%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.55.0/src/core/convert/mod.rs.html#583-592" title="goto source code">[src]</a></div><a href="#impl-TryFrom%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><T>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Error" class="type trait-impl has-srclink"><a href="#associatedtype.Error" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.55.0/core/convert/trait.TryFrom.html#associatedtype.Error" class="type">Error</a> = <a class="enum" href="https://doc.rust-lang.org/1.55.0/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></div></summary><div class='docblock'><p>The type returned in the event of a conversion error.</p>
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||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.try_from" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.55.0/src/core/convert/mod.rs.html#589" title="goto source code">[src]</a></div><a href="#method.try_from" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.55.0/core/convert/trait.TryFrom.html#tymethod.try_from" class="fnname">try_from</a>(value: U) -> <a class="enum" href="https://doc.rust-lang.org/1.55.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><T, <T as <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U>>::<a class="type" href="https://doc.rust-lang.org/1.55.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></div></summary><div class='docblock'><p>Performs the conversion.</p>
|
||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-TryInto%3CU%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.55.0/src/core/convert/mod.rs.html#569-578" title="goto source code">[src]</a></div><a href="#impl-TryInto%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Error-1" class="type trait-impl has-srclink"><a href="#associatedtype.Error-1" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.55.0/core/convert/trait.TryInto.html#associatedtype.Error" class="type">Error</a> = <U as <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="type" href="https://doc.rust-lang.org/1.55.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></div></summary><div class='docblock'><p>The type returned in the event of a conversion error.</p>
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||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.try_into" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.55.0/src/core/convert/mod.rs.html#575" title="goto source code">[src]</a></div><a href="#method.try_into" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.55.0/core/convert/trait.TryInto.html#tymethod.try_into" class="fnname">try_into</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/1.55.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><U, <U as <a class="trait" href="https://doc.rust-lang.org/1.55.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="type" href="https://doc.rust-lang.org/1.55.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></div></summary><div class='docblock'><p>Performs the conversion.</p>
|
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