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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="Helper type for implementing a `Serializer` that does not support serializing one of the compound types."><meta name="keywords" content="rust, rustlang, rust-lang, Impossible"><title>Impossible in serde::ser - Rust</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 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display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">☰</button><a class="sidebar-logo" href="../../serde/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a><h2 class="location"></h2></nav><nav class="sidebar"><a class="sidebar-logo" href="../../serde/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a><h2 class="location"><a href="#">Impossible</a></h2><div class="sidebar-elems"><section><div class="block"><h3 class="sidebar-title"><a href="#trait-implementations">Trait Implementations</a></h3><ul><li><a href="#impl-SerializeMap-for-Impossible%3COk%2C%20Error%3E">SerializeMap</a></li><li><a href="#impl-SerializeSeq-for-Impossible%3COk%2C%20Error%3E">SerializeSeq</a></li><li><a href="#impl-SerializeStruct-for-Impossible%3COk%2C%20Error%3E">SerializeStruct</a></li><li><a href="#impl-SerializeStructVariant-for-Impossible%3COk%2C%20Error%3E">SerializeStructVariant</a></li><li><a href="#impl-SerializeTuple-for-Impossible%3COk%2C%20Error%3E">SerializeTuple</a></li><li><a href="#impl-SerializeTupleStruct-for-Impossible%3COk%2C%20Error%3E">SerializeTupleStruct</a></li><li><a href="#impl-SerializeTupleVariant-for-Impossible%3COk%2C%20Error%3E">SerializeTupleVariant</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul><li><a href="#impl-RefUnwindSafe-for-Impossible%3COk%2C%20Error%3E">RefUnwindSafe</a></li><li><a href="#impl-Send-for-Impossible%3COk%2C%20Error%3E">Send</a></li><li><a href="#impl-Sync-for-Impossible%3COk%2C%20Error%3E">Sync</a></li><li><a href="#impl-Unpin-for-Impossible%3COk%2C%20Error%3E">Unpin</a></li><li><a href="#impl-UnwindSafe-for-Impossible%3COk%2C%20Error%3E">UnwindSafe</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#blanket-implementations">Blanket Implementations</a></h3><ul><li><a href="#impl-Any-for-Impossible%3COk%2C%20Error%3E">Any</a></li><li><a href="#impl-Borrow%3CT%3E-for-Impossible%3COk%2C%20Error%3E">Borrow<T></a></li><li><a href="#impl-BorrowMut%3CT%3E-for-Impossible%3COk%2C%20Error%3E">BorrowMut<T></a></li><li><a href="#impl-From%3CT%3E-for-Impossible%3COk%2C%20Error%3E">From<T></a></li><li><a href="#impl-Into%3CU%3E-for-Impossible%3COk%2C%20Error%3E">Into<U></a></li><li><a href="#impl-TryFrom%3CU%3E-for-Impossible%3COk%2C%20Error%3E">TryFrom<U></a></li><li><a href="#impl-TryInto%3CU%3E-for-Impossible%3COk%2C%20Error%3E">TryInto<U></a></li></ul></div></section><h2 class="location"><a href="index.html">In serde::ser</a></h2></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../serde/index.html"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></a><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><button type="button">?</button></div><div id="settings-menu" tabindex="-1"><a href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../wheel.svg"></a></div></div></form></nav></div><section id="main-content" class="content"><div class="main-heading"><h1 class="fqn"><span class="in-band">Struct <a href="../index.html">serde</a>::<wbr><a href="index.html">ser</a>::<wbr><a class="struct" href="#">Impossible</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#60-64">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="docblock item-decl"><pre class="rust struct"><code>pub struct Impossible<Ok, Error> { /* private fields */ }</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Helper type for implementing a <code>Serializer</code> that does not support
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serializing one of the compound types.</p>
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<p>This type cannot be instantiated, but implements every one of the traits
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corresponding to the <a href="trait.Serializer.html"><code>Serializer</code></a> compound types: <a href="trait.SerializeSeq.html"><code>SerializeSeq</code></a>,
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<a href="trait.SerializeTuple.html"><code>SerializeTuple</code></a>, <a href="trait.SerializeTupleStruct.html"><code>SerializeTupleStruct</code></a>, <a href="trait.SerializeTupleVariant.html"><code>SerializeTupleVariant</code></a>,
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<a href="trait.SerializeMap.html"><code>SerializeMap</code></a>, <a href="trait.SerializeStruct.html"><code>SerializeStruct</code></a>, and <a href="trait.SerializeStructVariant.html"><code>SerializeStructVariant</code></a>.</p>
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<div class='information'><div class='tooltip edition' data-edition="2018">ⓘ</div></div><div class="example-wrap"><pre class="rust rust-example-rendered edition"><code><span class="kw">impl</span> <span class="ident">Serializer</span> <span class="kw">for</span> <span class="ident">MySerializer</span> {
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<span class="kw">type</span> <span class="prelude-val">Ok</span> <span class="op">=</span> ();
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<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
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<span class="kw">type</span> <span class="ident">SerializeSeq</span> <span class="op">=</span> <span class="ident">Impossible</span><span class="op"><</span>(), <span class="ident">Error</span><span class="op">></span>;
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<span class="comment">/* other associated types */</span>
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<span class="doccomment">/// This data format does not support serializing sequences.</span>
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<span class="kw">fn</span> <span class="ident">serialize_seq</span>(<span class="self">self</span>,
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<span class="ident">len</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span>)
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-> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident"><span class="self">Self</span>::SerializeSeq</span>, <span class="ident">Error</span><span class="op">></span> {
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<span class="comment">// Given Impossible cannot be instantiated, the only</span>
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<span class="comment">// thing we can do here is to return an error.</span>
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<span class="prelude-val">Err</span>(...)
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}
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<span class="comment">/* other Serializer methods */</span>
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}</code></pre></div>
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</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><section id="impl-SerializeMap-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#148-174">source</a></span><a href="#impl-SerializeMap-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<Ok, Error> <a class="trait" href="trait.SerializeMap.html" title="trait serde::ser::SerializeMap">SerializeMap</a> for <a class="struct" href="struct.Impossible.html" title="struct serde::ser::Impossible">Impossible</a><Ok, Error> <span class="where fmt-newline">where<br> Error: <a class="trait" href="trait.Error.html" title="trait serde::ser::Error">Error</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Ok-4" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Ok-4" class="anchor"></a><h4 class="code-header">type <a href="trait.SerializeMap.html#associatedtype.Ok" class="associatedtype">Ok</a> = Ok</h4></section></summary><div class='docblock'><p>Must match the <code>Ok</code> type of our <code>Serializer</code>.</p>
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</div></details><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-4" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-4" class="anchor"></a><h4 class="code-header">type <a href="trait.SerializeMap.html#associatedtype.Error" class="associatedtype">Error</a> = Error</h4></section></summary><div class='docblock'><p>Must match the <code>Error</code> type of our <code>Serializer</code>.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.serialize_key" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#155-161">source</a></span><a href="#method.serialize_key" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeMap.html#tymethod.serialize_key" class="fnname">serialize_key</a><T: ?<a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>>(&mut self, key: <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.reference.html">&</a>T) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.unit.html">()</a>, Error> <span class="where fmt-newline">where<br> T: <a class="trait" href="../trait.Serialize.html" title="trait serde::Serialize">Serialize</a>, </span></h4></section></summary><div class='docblock'><p>Serialize a map key. <a href="trait.SerializeMap.html#tymethod.serialize_key">Read more</a></p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.serialize_value" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#163-169">source</a></span><a href="#method.serialize_value" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeMap.html#tymethod.serialize_value" class="fnname">serialize_value</a><T: ?<a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>>(&mut self, value: <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.reference.html">&</a>T) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.unit.html">()</a>, Error> <span class="where fmt-newline">where<br> T: <a class="trait" href="../trait.Serialize.html" title="trait serde::Serialize">Serialize</a>, </span></h4></section></summary><div class='docblock'><p>Serialize a map value. <a href="trait.SerializeMap.html#tymethod.serialize_value">Read more</a></p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.end-4" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#171-173">source</a></span><a href="#method.end-4" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeMap.html#tymethod.end" class="fnname">end</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><Ok, Error></h4></section></summary><div class='docblock'><p>Finish serializing a map.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.serialize_entry" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/mod.rs.html#1837-1848">source</a></span><a href="#method.serialize_entry" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeMap.html#method.serialize_entry" class="fnname">serialize_entry</a><K: ?<a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, V: ?<a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>>(<br> &mut self,<br> key: <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.reference.html">&</a>K,<br> value: <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.reference.html">&</a>V<br>) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.unit.html">()</a>, Self::<a class="associatedtype" href="trait.SerializeMap.html#associatedtype.Error" title="type serde::ser::SerializeMap::Error">Error</a>> <span class="where fmt-newline">where<br> K: <a class="trait" href="../trait.Serialize.html" title="trait serde::Serialize">Serialize</a>,<br> V: <a class="trait" href="../trait.Serialize.html" title="trait serde::Serialize">Serialize</a>, </span></h4></section></summary><div class='docblock'><p>Serialize a map entry consisting of a key and a value. <a href="trait.SerializeMap.html#method.serialize_entry">Read more</a></p>
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</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-SerializeSeq-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#68-86">source</a></span><a href="#impl-SerializeSeq-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<Ok, Error> <a class="trait" href="trait.SerializeSeq.html" title="trait serde::ser::SerializeSeq">SerializeSeq</a> for <a class="struct" href="struct.Impossible.html" title="struct serde::ser::Impossible">Impossible</a><Ok, Error> <span class="where fmt-newline">where<br> Error: <a class="trait" href="trait.Error.html" title="trait serde::ser::Error">Error</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Ok" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Ok" class="anchor"></a><h4 class="code-header">type <a href="trait.SerializeSeq.html#associatedtype.Ok" class="associatedtype">Ok</a> = Ok</h4></section></summary><div class='docblock'><p>Must match the <code>Ok</code> type of our <code>Serializer</code>.</p>
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</div></details><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error" class="anchor"></a><h4 class="code-header">type <a href="trait.SerializeSeq.html#associatedtype.Error" class="associatedtype">Error</a> = Error</h4></section></summary><div class='docblock'><p>Must match the <code>Error</code> type of our <code>Serializer</code>.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.serialize_element" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#75-81">source</a></span><a href="#method.serialize_element" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeSeq.html#tymethod.serialize_element" class="fnname">serialize_element</a><T: ?<a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>>(&mut self, value: <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.reference.html">&</a>T) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.unit.html">()</a>, Error> <span class="where fmt-newline">where<br> T: <a class="trait" href="../trait.Serialize.html" title="trait serde::Serialize">Serialize</a>, </span></h4></section></summary><div class='docblock'><p>Serialize a sequence element.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.end" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#83-85">source</a></span><a href="#method.end" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeSeq.html#tymethod.end" class="fnname">end</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><Ok, Error></h4></section></summary><div class='docblock'><p>Finish serializing a sequence.</p>
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</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-SerializeStruct-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#176-195">source</a></span><a href="#impl-SerializeStruct-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<Ok, Error> <a class="trait" href="trait.SerializeStruct.html" title="trait serde::ser::SerializeStruct">SerializeStruct</a> for <a class="struct" href="struct.Impossible.html" title="struct serde::ser::Impossible">Impossible</a><Ok, Error> <span class="where fmt-newline">where<br> Error: <a class="trait" href="trait.Error.html" title="trait serde::ser::Error">Error</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Ok-5" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Ok-5" class="anchor"></a><h4 class="code-header">type <a href="trait.SerializeStruct.html#associatedtype.Ok" class="associatedtype">Ok</a> = Ok</h4></section></summary><div class='docblock'><p>Must match the <code>Ok</code> type of our <code>Serializer</code>.</p>
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</div></details><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-5" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-5" class="anchor"></a><h4 class="code-header">type <a href="trait.SerializeStruct.html#associatedtype.Error" class="associatedtype">Error</a> = Error</h4></section></summary><div class='docblock'><p>Must match the <code>Error</code> type of our <code>Serializer</code>.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.serialize_field-2" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#183-190">source</a></span><a href="#method.serialize_field-2" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeStruct.html#tymethod.serialize_field" class="fnname">serialize_field</a><T: ?<a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>>(<br> &mut self,<br> key: &'static <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.str.html">str</a>,<br> value: <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.reference.html">&</a>T<br>) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.unit.html">()</a>, Error> <span class="where fmt-newline">where<br> T: <a class="trait" href="../trait.Serialize.html" title="trait serde::Serialize">Serialize</a>, </span></h4></section></summary><div class='docblock'><p>Serialize a struct field.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.end-5" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#192-194">source</a></span><a href="#method.end-5" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeStruct.html#tymethod.end" class="fnname">end</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><Ok, Error></h4></section></summary><div class='docblock'><p>Finish serializing a struct.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.skip_field" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/mod.rs.html#1905-1908">source</a></span><a href="#method.skip_field" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeStruct.html#method.skip_field" class="fnname">skip_field</a>(&mut self, key: &'static <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.str.html">str</a>) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.unit.html">()</a>, Self::<a class="associatedtype" href="trait.SerializeStruct.html#associatedtype.Error" title="type serde::ser::SerializeStruct::Error">Error</a>></h4></section></summary><div class='docblock'><p>Indicate that a struct field has been skipped.</p>
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</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-SerializeStructVariant-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#197-216">source</a></span><a href="#impl-SerializeStructVariant-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<Ok, Error> <a class="trait" href="trait.SerializeStructVariant.html" title="trait serde::ser::SerializeStructVariant">SerializeStructVariant</a> for <a class="struct" href="struct.Impossible.html" title="struct serde::ser::Impossible">Impossible</a><Ok, Error> <span class="where fmt-newline">where<br> Error: <a class="trait" href="trait.Error.html" title="trait serde::ser::Error">Error</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Ok-6" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Ok-6" class="anchor"></a><h4 class="code-header">type <a href="trait.SerializeStructVariant.html#associatedtype.Ok" class="associatedtype">Ok</a> = Ok</h4></section></summary><div class='docblock'><p>Must match the <code>Ok</code> type of our <code>Serializer</code>.</p>
|
||
</div></details><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-6" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-6" class="anchor"></a><h4 class="code-header">type <a href="trait.SerializeStructVariant.html#associatedtype.Error" class="associatedtype">Error</a> = Error</h4></section></summary><div class='docblock'><p>Must match the <code>Error</code> type of our <code>Serializer</code>.</p>
|
||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.serialize_field-3" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#204-211">source</a></span><a href="#method.serialize_field-3" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeStructVariant.html#tymethod.serialize_field" class="fnname">serialize_field</a><T: ?<a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>>(<br> &mut self,<br> key: &'static <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.str.html">str</a>,<br> value: <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.reference.html">&</a>T<br>) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.unit.html">()</a>, Error> <span class="where fmt-newline">where<br> T: <a class="trait" href="../trait.Serialize.html" title="trait serde::Serialize">Serialize</a>, </span></h4></section></summary><div class='docblock'><p>Serialize a struct variant field.</p>
|
||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.end-6" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#213-215">source</a></span><a href="#method.end-6" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeStructVariant.html#tymethod.end" class="fnname">end</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><Ok, Error></h4></section></summary><div class='docblock'><p>Finish serializing a struct variant.</p>
|
||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.skip_field-1" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/mod.rs.html#1971-1974">source</a></span><a href="#method.skip_field-1" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeStructVariant.html#method.skip_field" class="fnname">skip_field</a>(&mut self, key: &'static <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.str.html">str</a>) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.unit.html">()</a>, Self::<a class="associatedtype" href="trait.SerializeStructVariant.html#associatedtype.Error" title="type serde::ser::SerializeStructVariant::Error">Error</a>></h4></section></summary><div class='docblock'><p>Indicate that a struct variant field has been skipped.</p>
|
||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-SerializeTuple-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#88-106">source</a></span><a href="#impl-SerializeTuple-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<Ok, Error> <a class="trait" href="trait.SerializeTuple.html" title="trait serde::ser::SerializeTuple">SerializeTuple</a> for <a class="struct" href="struct.Impossible.html" title="struct serde::ser::Impossible">Impossible</a><Ok, Error> <span class="where fmt-newline">where<br> Error: <a class="trait" href="trait.Error.html" title="trait serde::ser::Error">Error</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Ok-1" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Ok-1" class="anchor"></a><h4 class="code-header">type <a href="trait.SerializeTuple.html#associatedtype.Ok" class="associatedtype">Ok</a> = Ok</h4></section></summary><div class='docblock'><p>Must match the <code>Ok</code> type of our <code>Serializer</code>.</p>
|
||
</div></details><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-1" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-1" class="anchor"></a><h4 class="code-header">type <a href="trait.SerializeTuple.html#associatedtype.Error" class="associatedtype">Error</a> = Error</h4></section></summary><div class='docblock'><p>Must match the <code>Error</code> type of our <code>Serializer</code>.</p>
|
||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.serialize_element-1" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#95-101">source</a></span><a href="#method.serialize_element-1" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeTuple.html#tymethod.serialize_element" class="fnname">serialize_element</a><T: ?<a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>>(&mut self, value: <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.reference.html">&</a>T) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.unit.html">()</a>, Error> <span class="where fmt-newline">where<br> T: <a class="trait" href="../trait.Serialize.html" title="trait serde::Serialize">Serialize</a>, </span></h4></section></summary><div class='docblock'><p>Serialize a tuple element.</p>
|
||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.end-1" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#103-105">source</a></span><a href="#method.end-1" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeTuple.html#tymethod.end" class="fnname">end</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><Ok, Error></h4></section></summary><div class='docblock'><p>Finish serializing a tuple.</p>
|
||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-SerializeTupleStruct-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#108-126">source</a></span><a href="#impl-SerializeTupleStruct-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<Ok, Error> <a class="trait" href="trait.SerializeTupleStruct.html" title="trait serde::ser::SerializeTupleStruct">SerializeTupleStruct</a> for <a class="struct" href="struct.Impossible.html" title="struct serde::ser::Impossible">Impossible</a><Ok, Error> <span class="where fmt-newline">where<br> Error: <a class="trait" href="trait.Error.html" title="trait serde::ser::Error">Error</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Ok-2" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Ok-2" class="anchor"></a><h4 class="code-header">type <a href="trait.SerializeTupleStruct.html#associatedtype.Ok" class="associatedtype">Ok</a> = Ok</h4></section></summary><div class='docblock'><p>Must match the <code>Ok</code> type of our <code>Serializer</code>.</p>
|
||
</div></details><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-2" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-2" class="anchor"></a><h4 class="code-header">type <a href="trait.SerializeTupleStruct.html#associatedtype.Error" class="associatedtype">Error</a> = Error</h4></section></summary><div class='docblock'><p>Must match the <code>Error</code> type of our <code>Serializer</code>.</p>
|
||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.serialize_field" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#115-121">source</a></span><a href="#method.serialize_field" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeTupleStruct.html#tymethod.serialize_field" class="fnname">serialize_field</a><T: ?<a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>>(&mut self, value: <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.reference.html">&</a>T) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.unit.html">()</a>, Error> <span class="where fmt-newline">where<br> T: <a class="trait" href="../trait.Serialize.html" title="trait serde::Serialize">Serialize</a>, </span></h4></section></summary><div class='docblock'><p>Serialize a tuple struct field.</p>
|
||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.end-2" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#123-125">source</a></span><a href="#method.end-2" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeTupleStruct.html#tymethod.end" class="fnname">end</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><Ok, Error></h4></section></summary><div class='docblock'><p>Finish serializing a tuple struct.</p>
|
||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-SerializeTupleVariant-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#128-146">source</a></span><a href="#impl-SerializeTupleVariant-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<Ok, Error> <a class="trait" href="trait.SerializeTupleVariant.html" title="trait serde::ser::SerializeTupleVariant">SerializeTupleVariant</a> for <a class="struct" href="struct.Impossible.html" title="struct serde::ser::Impossible">Impossible</a><Ok, Error> <span class="where fmt-newline">where<br> Error: <a class="trait" href="trait.Error.html" title="trait serde::ser::Error">Error</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Ok-3" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Ok-3" class="anchor"></a><h4 class="code-header">type <a href="trait.SerializeTupleVariant.html#associatedtype.Ok" class="associatedtype">Ok</a> = Ok</h4></section></summary><div class='docblock'><p>Must match the <code>Ok</code> type of our <code>Serializer</code>.</p>
|
||
</div></details><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-3" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-3" class="anchor"></a><h4 class="code-header">type <a href="trait.SerializeTupleVariant.html#associatedtype.Error" class="associatedtype">Error</a> = Error</h4></section></summary><div class='docblock'><p>Must match the <code>Error</code> type of our <code>Serializer</code>.</p>
|
||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.serialize_field-1" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#135-141">source</a></span><a href="#method.serialize_field-1" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeTupleVariant.html#tymethod.serialize_field" class="fnname">serialize_field</a><T: ?<a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>>(&mut self, value: <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.reference.html">&</a>T) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.unit.html">()</a>, Error> <span class="where fmt-newline">where<br> T: <a class="trait" href="../trait.Serialize.html" title="trait serde::Serialize">Serialize</a>, </span></h4></section></summary><div class='docblock'><p>Serialize a tuple variant field.</p>
|
||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.end-3" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#143-145">source</a></span><a href="#method.end-3" class="anchor"></a><h4 class="code-header">fn <a href="trait.SerializeTupleVariant.html#tymethod.end" class="fnname">end</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><Ok, Error></h4></section></summary><div class='docblock'><p>Finish serializing a tuple variant.</p>
|
||
</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"><section id="impl-RefUnwindSafe-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><a href="#impl-RefUnwindSafe-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<Ok, Error> <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="struct.Impossible.html" title="struct serde::ser::Impossible">Impossible</a><Ok, Error> <span class="where fmt-newline">where<br> Error: <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a>,<br> Ok: <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a>, </span></h3></section><section id="impl-Send-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><a href="#impl-Send-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<Ok, Error> <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="struct.Impossible.html" title="struct serde::ser::Impossible">Impossible</a><Ok, Error> <span class="where fmt-newline">where<br> Error: <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>,<br> Ok: <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>, </span></h3></section><section id="impl-Sync-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><a href="#impl-Sync-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<Ok, Error> <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="struct.Impossible.html" title="struct serde::ser::Impossible">Impossible</a><Ok, Error> <span class="where fmt-newline">where<br> Error: <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>,<br> Ok: <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>, </span></h3></section><section id="impl-Unpin-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><a href="#impl-Unpin-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<Ok, Error> <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="struct.Impossible.html" title="struct serde::ser::Impossible">Impossible</a><Ok, Error> <span class="where fmt-newline">where<br> Error: <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>,<br> Ok: <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>, </span></h3></section><section id="impl-UnwindSafe-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><a href="#impl-UnwindSafe-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<Ok, Error> <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.Impossible.html" title="struct serde::ser::Impossible">Impossible</a><Ok, Error> <span class="where fmt-newline">where<br> Error: <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a>,<br> Ok: <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a>, </span></h3></section></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"><summary><section id="impl-Any-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.64.0/src/core/any.rs.html#203">source</a></span><a href="#impl-Any-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.64.0/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/1.64.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.64.0/src/core/any.rs.html#204">source</a></span><a href="#method.type_id" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.64.0/core/any/trait.Any.html#tymethod.type_id" class="fnname">type_id</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/1.64.0/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></section></summary><div class='docblock'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/1.64.0/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
|
||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.64.0/src/core/borrow.rs.html#209">source</a></span><a href="#impl-Borrow%3CT%3E-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.64.0/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/1.64.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.64.0/src/core/borrow.rs.html#211">source</a></span><a href="#method.borrow" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.64.0/core/borrow/trait.Borrow.html#tymethod.borrow" class="fnname">borrow</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.reference.html">&</a>T</h4></section></summary><div class='docblock'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.64.0/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"><summary><section id="impl-BorrowMut%3CT%3E-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.64.0/src/core/borrow.rs.html#218">source</a></span><a href="#impl-BorrowMut%3CT%3E-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.64.0/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/1.64.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.64.0/src/core/borrow.rs.html#219">source</a></span><a href="#method.borrow_mut" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.64.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fnname">borrow_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/1.64.0/std/primitive.reference.html">&mut </a>T</h4></section></summary><div class='docblock'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.64.0/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"><summary><section id="impl-From%3CT%3E-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.64.0/src/core/convert/mod.rs.html#557">source</a></span><a href="#impl-From%3CT%3E-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for T</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.from" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.64.0/src/core/convert/mod.rs.html#559">source</a></span><a href="#method.from" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.64.0/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(t: T) -> T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p>
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</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Into%3CU%3E-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.64.0/src/core/convert/mod.rs.html#541">source</a></span><a href="#impl-Into%3CU%3E-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.64.0/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/1.64.0/core/convert/trait.From.html" title="trait core::convert::From">From</a><T>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.64.0/src/core/convert/mod.rs.html#549">source</a></span><a href="#method.into" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.64.0/core/convert/trait.Into.html#tymethod.into" class="fnname">into</a>(self) -> U</h4></section></summary><div class="docblock"><p>Calls <code>U::from(self)</code>.</p>
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<p>That is, this conversion is whatever the implementation of
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<code><a href="https://doc.rust-lang.org/1.64.0/core/convert/trait.From.html" title="From">From</a><T> for U</code> chooses to do.</p>
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</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.64.0/src/core/convert/mod.rs.html#598">source</a></span><a href="#impl-TryFrom%3CU%3E-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.64.0/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/1.64.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><T>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-7" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-7" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.64.0/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></section></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><section id="method.try_from" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.64.0/src/core/convert/mod.rs.html#604">source</a></span><a href="#method.try_from" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.64.0/core/convert/trait.TryFrom.html#tymethod.try_from" class="fnname">try_from</a>(value: U) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><T, <T as <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.64.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'><p>Performs the conversion.</p>
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||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryInto%3CU%3E-for-Impossible%3COk%2C%20Error%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.64.0/src/core/convert/mod.rs.html#583">source</a></span><a href="#impl-TryInto%3CU%3E-for-Impossible%3COk%2C%20Error%3E" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.64.0/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/1.64.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-8" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-8" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.64.0/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = <U as <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.64.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></section></summary><div class='docblock'><p>The type returned in the event of a conversion error.</p>
|
||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.64.0/src/core/convert/mod.rs.html#589">source</a></span><a href="#method.try_into" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.64.0/core/convert/trait.TryInto.html#tymethod.try_into" class="fnname">try_into</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/1.64.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><U, <U as <a class="trait" href="https://doc.rust-lang.org/1.64.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.64.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'><p>Performs the conversion.</p>
|
||
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