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</a><h2 class="location">Trait SerializeTupleStruct</h2><div class="sidebar-elems"><div class="block items"><h3 class="sidebar-title"><a href="#associated-types">Associated Types</a></h3><div class="sidebar-links"><a href="#associatedtype.Error">Error</a><a href="#associatedtype.Ok">Ok</a></div><h3 class="sidebar-title"><a href="#required-methods">Required Methods</a></h3><div class="sidebar-links"><a href="#tymethod.end">end</a><a href="#tymethod.serialize_field">serialize_field</a></div><h3 class="sidebar-title"><a href="#implementors">Implementors</a></h3></div><h2 class="location">Other items in<br><a href="../index.html">serde</a>::<wbr><a href="index.html">ser</a></h2><div id="sidebar-vars" data-name="SerializeTupleStruct" data-ty="trait" data-relpath=""></div><script defer src="sidebar-items.js"></script></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.png" alt="logo"></a><nav class="sub"><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><form class="search-form"><div class="search-container"><div>
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<h1 class="fqn"><span class="in-band">Trait <a href="../index.html">serde</a>::<wbr><a href="index.html">ser</a>::<wbr><a class="trait" href="#">SerializeTupleStruct</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/mod.rs.html#1667-1681" title="goto source code">source</a> ·
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<div class="docblock item-decl"><pre class="rust trait"><code>pub trait SerializeTupleStruct {
type <a href="#associatedtype.Ok" class="associatedtype">Ok</a>;
type <a href="#associatedtype.Error" class="associatedtype">Error</a>: <a class="trait" href="trait.Error.html" title="trait serde::ser::Error">Error</a>;
fn <a href="#tymethod.serialize_field" class="fnname">serialize_field</a>&lt;T:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt;(<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&amp;mut self, <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;value: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T<br>&nbsp;&nbsp;&nbsp;&nbsp;) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, Self::<a class="associatedtype" href="trait.SerializeTupleStruct.html#associatedtype.Error" title="type serde::ser::SerializeTupleStruct::Error">Error</a>&gt;<br>&nbsp;&nbsp;&nbsp; <span class="where">where<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="../trait.Serialize.html" title="trait serde::Serialize">Serialize</a></span>;
<div class="item-spacer"></div> fn <a href="#tymethod.end" class="fnname">end</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;Self::<a class="associatedtype" href="trait.SerializeTupleStruct.html#associatedtype.Ok" title="type serde::ser::SerializeTupleStruct::Ok">Ok</a>, Self::<a class="associatedtype" href="trait.SerializeTupleStruct.html#associatedtype.Error" title="type serde::ser::SerializeTupleStruct::Error">Error</a>&gt;;
}</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Returned from <code>Serializer::serialize_tuple_struct</code>.</p>
<h2 id="example-use" class="section-header"><a href="#example-use">Example use</a></h2>
<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">use</span> <span class="ident">serde::ser</span>::{<span class="ident">Serialize</span>, <span class="ident">SerializeTupleStruct</span>, <span class="ident">Serializer</span>};
<span class="kw">struct</span> <span class="ident">Rgb</span>(<span class="ident">u8</span>, <span class="ident">u8</span>, <span class="ident">u8</span>);
<span class="kw">impl</span> <span class="ident">Serialize</span> <span class="kw">for</span> <span class="ident">Rgb</span> {
<span class="kw">fn</span> <span class="ident">serialize</span><span class="op">&lt;</span><span class="ident">S</span><span class="op">&gt;</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">serializer</span>: <span class="ident">S</span>) -&gt; <span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">S::Ok</span>, <span class="ident">S::Error</span><span class="op">&gt;</span>
<span class="kw">where</span>
<span class="ident">S</span>: <span class="ident">Serializer</span>,
{
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">ts</span> <span class="op">=</span> <span class="ident">serializer</span>.<span class="ident">serialize_tuple_struct</span>(<span class="string">&quot;Rgb&quot;</span>, <span class="number">3</span>)<span class="question-mark">?</span>;
<span class="ident">ts</span>.<span class="ident">serialize_field</span>(<span class="kw-2">&amp;</span><span class="self">self</span>.<span class="number">0</span>)<span class="question-mark">?</span>;
<span class="ident">ts</span>.<span class="ident">serialize_field</span>(<span class="kw-2">&amp;</span><span class="self">self</span>.<span class="number">1</span>)<span class="question-mark">?</span>;
<span class="ident">ts</span>.<span class="ident">serialize_field</span>(<span class="kw-2">&amp;</span><span class="self">self</span>.<span class="number">2</span>)<span class="question-mark">?</span>;
<span class="ident">ts</span>.<span class="ident">end</span>()
}
}</code></pre></div>
<h2 id="example-implementation" class="section-header"><a href="#example-implementation">Example implementation</a></h2>
<p>The <a href="https://serde.rs/data-format.html">example data format</a> presented on the website demonstrates an
implementation of <code>SerializeTupleStruct</code> for a basic JSON data format.</p>
</div></details><h2 id="associated-types" class="small-section-header">Associated Types<a href="#associated-types" class="anchor"></a></h2><div class="methods"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Ok" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/serde/ser/mod.rs.html#1669" title="goto source code">source</a></div><h4 class="code-header">type <a href="#associatedtype.Ok" class="associatedtype">Ok</a></h4></div></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><div id="associatedtype.Error" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/serde/ser/mod.rs.html#1672" title="goto source code">source</a></div><h4 class="code-header">type <a href="#associatedtype.Error" class="associatedtype">Error</a>: <a class="trait" href="trait.Error.html" title="trait serde::ser::Error">Error</a></h4></div></summary><div class="docblock"><p>Must match the <code>Error</code> type of our <code>Serializer</code>.</p>
</div></details></div><h2 id="required-methods" class="small-section-header">Required methods<a href="#required-methods" class="anchor"></a></h2><div class="methods"><details class="rustdoc-toggle" open><summary><div id="tymethod.serialize_field" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/serde/ser/mod.rs.html#1675-1677" title="goto source code">source</a></div><h4 class="code-header">fn <a href="#tymethod.serialize_field" class="fnname">serialize_field</a>&lt;T:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt;(&amp;mut self, value: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, Self::<a class="associatedtype" href="trait.SerializeTupleStruct.html#associatedtype.Error" title="type serde::ser::SerializeTupleStruct::Error">Error</a>&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="../trait.Serialize.html" title="trait serde::Serialize">Serialize</a>,&nbsp;</span></h4></div></summary><div class="docblock"><p>Serialize a tuple struct field.</p>
</div></details><details class="rustdoc-toggle" open><summary><div id="tymethod.end" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/serde/ser/mod.rs.html#1680" title="goto source code">source</a></div><h4 class="code-header">fn <a href="#tymethod.end" class="fnname">end</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;Self::<a class="associatedtype" href="trait.SerializeTupleStruct.html#associatedtype.Ok" title="type serde::ser::SerializeTupleStruct::Ok">Ok</a>, Self::<a class="associatedtype" href="trait.SerializeTupleStruct.html#associatedtype.Error" title="type serde::ser::SerializeTupleStruct::Error">Error</a>&gt;</h4></div></summary><div class="docblock"><p>Finish serializing a tuple struct.</p>
</div></details></div><h2 id="implementors" class="small-section-header">Implementors<a href="#implementors" class="anchor"></a></h2><div class="item-list" id="implementors-list"><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-SerializeTupleStruct" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/serde/ser/impossible.rs.html#108-126" title="goto source code">source</a></div><a href="#impl-SerializeTupleStruct" class="anchor"></a><h3 class="code-header in-band">impl&lt;Ok, Error&gt; <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>&lt;Ok, Error&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Error: <a class="trait" href="trait.Error.html" title="trait serde::ser::Error">Error</a>,&nbsp;</span></h3></div></summary><div class="impl-items"><div id="associatedtype.Ok-1" class="type trait-impl has-srclink"><a href="#associatedtype.Ok-1" class="anchor"></a><h4 class="code-header">type <a href="#associatedtype.Ok" class="associatedtype">Ok</a> = Ok</h4></div><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="#associatedtype.Error" class="associatedtype">Error</a> = Error</h4></div></div></details></div><script type="text/javascript" src="../../implementors/serde/ser/trait.SerializeTupleStruct.js" async></script></section><section id="search" class="content hidden"></section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="serde" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.60.0-nightly (1bd4fdc94 2022-01-12)" ></div>
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