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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="API documentation for the Rust `MAP` struct in crate `headless`."><meta name="keywords" content="rust, rustlang, rust-lang, MAP"><title>headless::MAP - 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><noscript><link rel="stylesheet" href="../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../favicon.svg">
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<link rel="alternate icon" type="image/png" href="../favicon-32x32.png"><style type="text/css">#crate-search{background-image:url("../down-arrow.svg");}</style></head><body class="rustdoc struct"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div><a href='../headless/index.html'><div class='logo-container rust-logo'><img src='../rust-logo.png' alt='logo'></div></a><p class="location">Struct MAP</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#fields">Fields</a><div class="sidebar-links"><a href="#structfield.__private_field">__private_field</a></div><a class="sidebar-title" href="#deref-methods">Methods from Deref<Target=RwLock<Map>></a><div class="sidebar-links"><a href="#method.is_poisoned">is_poisoned</a><a href="#method.read">read</a><a href="#method.try_read">try_read</a><a href="#method.try_write">try_write</a><a href="#method.write">write</a></div><a class="sidebar-title" href="#trait-implementations">Trait Implementations</a><div class="sidebar-links"><a href="#impl-Deref">Deref</a><a href="#impl-LazyStatic">LazyStatic</a></div><a class="sidebar-title" href="#synthetic-implementations">Auto Trait Implementations</a><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><a class="sidebar-title" href="#blanket-implementations">Blanket Implementations</a><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-Instrument">Instrument</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><a href="#impl-VZip%3CV%3E">VZip<V></a></div></div><p class="location"><a href="index.html">headless</a></p><script>window.sidebarCurrent = {name: "MAP", ty: "struct", relpath: ""};</script><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"><img src="../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices" role="menu"></div></div><script src="../theme.js"></script><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><span class="help-button">?</span>
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<a id="settings-menu" href="../settings.html"><img src="../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class="fqn"><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/headless/main.rs.html#37-49" title="goto source code">[src]</a></span><span class="in-band">Struct <a href="index.html">headless</a>::<wbr><a class="struct" href="">MAP</a></span></h1><div class="docblock type-decl hidden-by-usual-hider"><pre class="rust struct">struct MAP {
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__private_field: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>,
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}</pre></div><h2 id="fields" class="fields small-section-header">
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Fields<a href="#fields" class="anchor"></a></h2><span id="structfield.__private_field" class="structfield small-section-header"><a href="#structfield.__private_field" class="anchor field"></a><code>__private_field: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a></code></span><h2 id="deref-methods" class="small-section-header">Methods from <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/deref/trait.Deref.html" title="trait core::ops::deref::Deref">Deref</a><Target = <a class="struct" href="https://doc.rust-lang.org/nightly/std/sync/rwlock/struct.RwLock.html" title="struct std::sync::rwlock::RwLock">RwLock</a><<a class="struct" href="../map_model/struct.Map.html" title="struct map_model::Map">Map</a>>><a href="#deref-methods" class="anchor"></a></h2><div class="impl-items"></div><div class="impl-items"><h4 id="method.read" class="method"><code>pub fn <a href="#method.read" class="fnname">read</a>(<br> &self<br>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="https://doc.rust-lang.org/nightly/std/sync/rwlock/struct.RwLockReadGuard.html" title="struct std::sync::rwlock::RwLockReadGuard">RwLockReadGuard</a><'_, T>, <a class="struct" href="https://doc.rust-lang.org/nightly/std/sys_common/poison/struct.PoisonError.html" title="struct std::sys_common::poison::PoisonError">PoisonError</a><<a class="struct" href="https://doc.rust-lang.org/nightly/std/sync/rwlock/struct.RwLockReadGuard.html" title="struct std::sync::rwlock::RwLockReadGuard">RwLockReadGuard</a><'_, T>>></code><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span><a class="srclink" href="https://doc.rust-lang.org/nightly/src/std/sync/rwlock.rs.html#180-185" title="goto source code">[src]</a></h4><div class="docblock"><p>Locks this rwlock with shared read access, blocking the current thread
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until it can be acquired.</p>
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<p>The calling thread will be blocked until there are no more writers which
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hold the lock. There may be other readers currently inside the lock when
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this method returns. This method does not provide any guarantees with
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respect to the ordering of whether contentious readers or writers will
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acquire the lock first.</p>
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<p>Returns an RAII guard which will release this thread's shared access
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once it is dropped.</p>
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<h1 id="errors" class="section-header"><a href="#errors">Errors</a></h1>
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<p>This function will return an error if the RwLock is poisoned. An RwLock
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is poisoned whenever a writer panics while holding an exclusive lock.
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The failure will occur immediately after the lock has been acquired.</p>
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<h1 id="panics" class="section-header"><a href="#panics">Panics</a></h1>
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<p>This function might panic when called if the lock is already held by the current thread.</p>
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<h1 id="examples" class="section-header"><a href="#examples">Examples</a></h1>
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<div class="example-wrap"><pre class="rust rust-example-rendered">
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<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">sync</span>::{<span class="ident">Arc</span>, <span class="ident">RwLock</span>};
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<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">thread</span>;
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<span class="kw">let</span> <span class="ident">lock</span> <span class="op">=</span> <span class="ident">Arc</span>::<span class="ident">new</span>(<span class="ident">RwLock</span>::<span class="ident">new</span>(<span class="number">1</span>));
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<span class="kw">let</span> <span class="ident">c_lock</span> <span class="op">=</span> <span class="ident">Arc</span>::<span class="ident">clone</span>(<span class="kw-2">&</span><span class="ident">lock</span>);
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<span class="kw">let</span> <span class="ident">n</span> <span class="op">=</span> <span class="ident">lock</span>.<span class="ident">read</span>().<span class="ident">unwrap</span>();
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<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw-2">*</span><span class="ident">n</span>, <span class="number">1</span>);
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<span class="ident">thread</span>::<span class="ident">spawn</span>(<span class="kw">move</span> <span class="op">|</span><span class="op">|</span> {
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<span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">c_lock</span>.<span class="ident">read</span>();
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<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">r</span>.<span class="ident">is_ok</span>());
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}).<span class="ident">join</span>().<span class="ident">unwrap</span>();</pre></div>
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</div><h4 id="method.try_read" class="method"><code>pub fn <a href="#method.try_read" class="fnname">try_read</a>(<br> &self<br>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="https://doc.rust-lang.org/nightly/std/sync/rwlock/struct.RwLockReadGuard.html" title="struct std::sync::rwlock::RwLockReadGuard">RwLockReadGuard</a><'_, T>, <a class="enum" href="https://doc.rust-lang.org/nightly/std/sys_common/poison/enum.TryLockError.html" title="enum std::sys_common::poison::TryLockError">TryLockError</a><<a class="struct" href="https://doc.rust-lang.org/nightly/std/sync/rwlock/struct.RwLockReadGuard.html" title="struct std::sync::rwlock::RwLockReadGuard">RwLockReadGuard</a><'_, T>>></code><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span><a class="srclink" href="https://doc.rust-lang.org/nightly/src/std/sync/rwlock.rs.html#219-227" title="goto source code">[src]</a></h4><div class="docblock"><p>Attempts to acquire this rwlock with shared read access.</p>
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<p>If the access could not be granted at this time, then <code>Err</code> is returned.
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Otherwise, an RAII guard is returned which will release the shared access
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when it is dropped.</p>
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<p>This function does not block.</p>
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<p>This function does not provide any guarantees with respect to the ordering
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of whether contentious readers or writers will acquire the lock first.</p>
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<h1 id="errors-1" class="section-header"><a href="#errors-1">Errors</a></h1>
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<p>This function will return an error if the RwLock is poisoned. An RwLock
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is poisoned whenever a writer panics while holding an exclusive lock. An
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error will only be returned if the lock would have otherwise been
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acquired.</p>
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<h1 id="examples-1" class="section-header"><a href="#examples-1">Examples</a></h1>
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<div class="example-wrap"><pre class="rust rust-example-rendered">
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<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">sync</span>::<span class="ident">RwLock</span>;
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<span class="kw">let</span> <span class="ident">lock</span> <span class="op">=</span> <span class="ident">RwLock</span>::<span class="ident">new</span>(<span class="number">1</span>);
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<span class="kw">match</span> <span class="ident">lock</span>.<span class="ident">try_read</span>() {
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<span class="prelude-val">Ok</span>(<span class="ident">n</span>) <span class="op">=</span><span class="op">></span> <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw-2">*</span><span class="ident">n</span>, <span class="number">1</span>),
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<span class="prelude-val">Err</span>(<span class="kw">_</span>) <span class="op">=</span><span class="op">></span> <span class="macro">unreachable</span><span class="macro">!</span>(),
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};</pre></div>
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</div><h4 id="method.write" class="method"><code>pub fn <a href="#method.write" class="fnname">write</a>(<br> &self<br>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="https://doc.rust-lang.org/nightly/std/sync/rwlock/struct.RwLockWriteGuard.html" title="struct std::sync::rwlock::RwLockWriteGuard">RwLockWriteGuard</a><'_, T>, <a class="struct" href="https://doc.rust-lang.org/nightly/std/sys_common/poison/struct.PoisonError.html" title="struct std::sys_common::poison::PoisonError">PoisonError</a><<a class="struct" href="https://doc.rust-lang.org/nightly/std/sync/rwlock/struct.RwLockWriteGuard.html" title="struct std::sync::rwlock::RwLockWriteGuard">RwLockWriteGuard</a><'_, T>>></code><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span><a class="srclink" href="https://doc.rust-lang.org/nightly/src/std/sync/rwlock.rs.html#262-267" title="goto source code">[src]</a></h4><div class="docblock"><p>Locks this rwlock with exclusive write access, blocking the current
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thread until it can be acquired.</p>
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<p>This function will not return while other writers or other readers
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currently have access to the lock.</p>
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<p>Returns an RAII guard which will drop the write access of this rwlock
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when dropped.</p>
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<h1 id="errors-2" class="section-header"><a href="#errors-2">Errors</a></h1>
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<p>This function will return an error if the RwLock is poisoned. An RwLock
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is poisoned whenever a writer panics while holding an exclusive lock.
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An error will be returned when the lock is acquired.</p>
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<h1 id="panics-1" class="section-header"><a href="#panics-1">Panics</a></h1>
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<p>This function might panic when called if the lock is already held by the current thread.</p>
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<h1 id="examples-2" class="section-header"><a href="#examples-2">Examples</a></h1>
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<div class="example-wrap"><pre class="rust rust-example-rendered">
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<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">sync</span>::<span class="ident">RwLock</span>;
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<span class="kw">let</span> <span class="ident">lock</span> <span class="op">=</span> <span class="ident">RwLock</span>::<span class="ident">new</span>(<span class="number">1</span>);
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<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">n</span> <span class="op">=</span> <span class="ident">lock</span>.<span class="ident">write</span>().<span class="ident">unwrap</span>();
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<span class="kw-2">*</span><span class="ident">n</span> <span class="op">=</span> <span class="number">2</span>;
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<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">lock</span>.<span class="ident">try_read</span>().<span class="ident">is_err</span>());</pre></div>
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</div><h4 id="method.try_write" class="method"><code>pub fn <a href="#method.try_write" class="fnname">try_write</a>(<br> &self<br>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="https://doc.rust-lang.org/nightly/std/sync/rwlock/struct.RwLockWriteGuard.html" title="struct std::sync::rwlock::RwLockWriteGuard">RwLockWriteGuard</a><'_, T>, <a class="enum" href="https://doc.rust-lang.org/nightly/std/sys_common/poison/enum.TryLockError.html" title="enum std::sys_common::poison::TryLockError">TryLockError</a><<a class="struct" href="https://doc.rust-lang.org/nightly/std/sync/rwlock/struct.RwLockWriteGuard.html" title="struct std::sync::rwlock::RwLockWriteGuard">RwLockWriteGuard</a><'_, T>>></code><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span><a class="srclink" href="https://doc.rust-lang.org/nightly/src/std/sync/rwlock.rs.html#301-309" title="goto source code">[src]</a></h4><div class="docblock"><p>Attempts to lock this rwlock with exclusive write access.</p>
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<p>If the lock could not be acquired at this time, then <code>Err</code> is returned.
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Otherwise, an RAII guard is returned which will release the lock when
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it is dropped.</p>
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<p>This function does not block.</p>
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<p>This function does not provide any guarantees with respect to the ordering
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of whether contentious readers or writers will acquire the lock first.</p>
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<h1 id="errors-3" class="section-header"><a href="#errors-3">Errors</a></h1>
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<p>This function will return an error if the RwLock is poisoned. An RwLock
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is poisoned whenever a writer panics while holding an exclusive lock. An
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error will only be returned if the lock would have otherwise been
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acquired.</p>
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<h1 id="examples-3" class="section-header"><a href="#examples-3">Examples</a></h1>
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<div class="example-wrap"><pre class="rust rust-example-rendered">
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<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">sync</span>::<span class="ident">RwLock</span>;
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<span class="kw">let</span> <span class="ident">lock</span> <span class="op">=</span> <span class="ident">RwLock</span>::<span class="ident">new</span>(<span class="number">1</span>);
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<span class="kw">let</span> <span class="ident">n</span> <span class="op">=</span> <span class="ident">lock</span>.<span class="ident">read</span>().<span class="ident">unwrap</span>();
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<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw-2">*</span><span class="ident">n</span>, <span class="number">1</span>);
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<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">lock</span>.<span class="ident">try_write</span>().<span class="ident">is_err</span>());</pre></div>
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</div><h4 id="method.is_poisoned" class="method"><code>pub fn <a href="#method.is_poisoned" class="fnname">is_poisoned</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><span class="since" title="Stable since Rust version 1.2.0">1.2.0</span><a class="srclink" href="https://doc.rust-lang.org/nightly/src/std/sync/rwlock.rs.html#334-336" title="goto source code">[src]</a></h4><div class="docblock"><p>Determines whether the lock is poisoned.</p>
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<p>If another thread is active, the lock can still become poisoned at any
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time. You should not trust a <code>false</code> value for program correctness
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without additional synchronization.</p>
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<h1 id="examples-4" class="section-header"><a href="#examples-4">Examples</a></h1>
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<div class="example-wrap"><pre class="rust rust-example-rendered">
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<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">sync</span>::{<span class="ident">Arc</span>, <span class="ident">RwLock</span>};
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<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">thread</span>;
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<span class="kw">let</span> <span class="ident">lock</span> <span class="op">=</span> <span class="ident">Arc</span>::<span class="ident">new</span>(<span class="ident">RwLock</span>::<span class="ident">new</span>(<span class="number">0</span>));
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<span class="kw">let</span> <span class="ident">c_lock</span> <span class="op">=</span> <span class="ident">Arc</span>::<span class="ident">clone</span>(<span class="kw-2">&</span><span class="ident">lock</span>);
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<span class="kw">let</span> <span class="kw">_</span> <span class="op">=</span> <span class="ident">thread</span>::<span class="ident">spawn</span>(<span class="kw">move</span> <span class="op">|</span><span class="op">|</span> {
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<span class="kw">let</span> <span class="ident">_lock</span> <span class="op">=</span> <span class="ident">c_lock</span>.<span class="ident">write</span>().<span class="ident">unwrap</span>();
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<span class="macro">panic</span><span class="macro">!</span>(); <span class="comment">// the lock gets poisoned</span>
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}).<span class="ident">join</span>();
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<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">lock</span>.<span class="ident">is_poisoned</span>(), <span class="bool-val">true</span>);</pre></div>
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</div></div><h2 id="trait-implementations" class="small-section-header">Trait Implementations<a href="#trait-implementations" class="anchor"></a></h2><div id="trait-implementations-list"><h3 id="impl-Deref" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/deref/trait.Deref.html" title="trait core::ops::deref::Deref">Deref</a> for <a class="struct" href="../headless/struct.MAP.html" title="struct headless::MAP">MAP</a></code><a href="#impl-Deref" class="anchor"></a><a class="srclink" href="../src/headless/main.rs.html#37-49" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Target" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/ops/deref/trait.Deref.html#associatedtype.Target" class="type">Target</a> = <a class="struct" href="https://doc.rust-lang.org/nightly/std/sync/rwlock/struct.RwLock.html" title="struct std::sync::rwlock::RwLock">RwLock</a><<a class="struct" href="../map_model/struct.Map.html" title="struct map_model::Map">Map</a>></code></h4><div class='docblock'><p>The resulting type after dereferencing.</p>
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</div><h4 id="method.deref" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/ops/deref/trait.Deref.html#tymethod.deref" class="fnname">deref</a>(&self) -> &<a class="struct" href="https://doc.rust-lang.org/nightly/std/sync/rwlock/struct.RwLock.html" title="struct std::sync::rwlock::RwLock">RwLock</a><<a class="struct" href="../map_model/struct.Map.html" title="struct map_model::Map">Map</a>></code><a class="srclink" href="../src/headless/main.rs.html#37-49" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Dereferences the value.</p>
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</div></div><h3 id="impl-LazyStatic" class="impl"><code class="in-band">impl <a class="trait" href="https://docs.rs/lazy_static/1.4.0/lazy_static/trait.LazyStatic.html" title="trait lazy_static::LazyStatic">LazyStatic</a> for <a class="struct" href="../headless/struct.MAP.html" title="struct headless::MAP">MAP</a></code><a href="#impl-LazyStatic" class="anchor"></a><a class="srclink" href="../src/headless/main.rs.html#37-49" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.initialize" class="method hidden"><code>fn <a href="https://docs.rs/lazy_static/1.4.0/lazy_static/trait.LazyStatic.html#tymethod.initialize" class="fnname">initialize</a>(lazy: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>Self)</code><a class="srclink" href="../src/headless/main.rs.html#37-49" title="goto source code">[src]</a></h4></div></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"><h3 id="impl-RefUnwindSafe" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.RefUnwindSafe.html" title="trait std::panic::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="../headless/struct.MAP.html" title="struct headless::MAP">MAP</a></code><a href="#impl-RefUnwindSafe" class="anchor"></a></h3><div class="impl-items"></div><h3 id="impl-Send" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="../headless/struct.MAP.html" title="struct headless::MAP">MAP</a></code><a href="#impl-Send" class="anchor"></a></h3><div class="impl-items"></div><h3 id="impl-Sync" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="../headless/struct.MAP.html" title="struct headless::MAP">MAP</a></code><a href="#impl-Sync" class="anchor"></a></h3><div class="impl-items"></div><h3 id="impl-Unpin" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="../headless/struct.MAP.html" title="struct headless::MAP">MAP</a></code><a href="#impl-Unpin" class="anchor"></a></h3><div class="impl-items"></div><h3 id="impl-UnwindSafe" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a> for <a class="struct" href="../headless/struct.MAP.html" title="struct headless::MAP">MAP</a></code><a href="#impl-UnwindSafe" class="anchor"></a></h3><div class="impl-items"></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"><h3 id="impl-Any" class="impl"><code class="in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/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/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code><a href="#impl-Any" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#108-112" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.type_id" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id" class="fnname">type_id</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#109-111" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
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</div></div><h3 id="impl-Borrow%3CT%3E" class="impl"><code class="in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/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/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code><a href="#impl-Borrow%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#210-214" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.borrow" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow" class="fnname">borrow</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#211-213" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
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</div></div><h3 id="impl-BorrowMut%3CT%3E" class="impl"><code class="in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/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/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code><a href="#impl-BorrowMut%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#217-221" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.borrow_mut" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fnname">borrow_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#218-220" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
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||
</div></div><h3 id="impl-Downcast" class="impl"><code class="in-band">impl<T> Downcast for T <span class="where fmt-newline">where<br> T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a>, </span></code><a href="#impl-Downcast" class="anchor"></a></h3><div class="impl-items"><h4 id="method.into_any" class="method hidden"><code>pub fn <a href="#method.into_any" class="fnname">into_any</a>(self: <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a><T, <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/alloc/struct.Global.html" title="struct alloc::alloc::Global">Global</a>>) -> <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a><dyn <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> + 'static, <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/alloc/struct.Global.html" title="struct alloc::alloc::Global">Global</a>></code></h4><div class='docblock hidden'><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><h4 id="method.into_any_rc" class="method hidden"><code>pub fn <a href="#method.into_any_rc" class="fnname">into_any_rc</a>(self: <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/rc/struct.Rc.html" title="struct alloc::rc::Rc">Rc</a><T>) -> <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/rc/struct.Rc.html" title="struct alloc::rc::Rc">Rc</a><dyn <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> + 'static></code></h4><div class='docblock hidden'><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><h4 id="method.as_any" class="method hidden"><code>pub fn <a href="#method.as_any" class="fnname">as_any</a>(&self) -> &(dyn <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> + 'static)</code></h4><div class='docblock hidden'><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><h4 id="method.as_any_mut" class="method hidden"><code>pub fn <a href="#method.as_any_mut" class="fnname">as_any_mut</a>(&mut self) -> &mut (dyn <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> + 'static)</code></h4><div class='docblock hidden'><p>Convert <code>&mut Trait</code> (where <code>Trait: Downcast</code>) to <code>&Any</code>. This is needed since Rust cannot
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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></div><h3 id="impl-DowncastSync" class="impl"><code class="in-band">impl<T> DowncastSync for T <span class="where fmt-newline">where<br> T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a>, </span></code><a href="#impl-DowncastSync" class="anchor"></a></h3><div class="impl-items"><h4 id="method.into_any_arc" class="method hidden"><code>pub fn <a href="#method.into_any_arc" class="fnname">into_any_arc</a>(self: <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a><T>) -> <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a><dyn <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> + 'static + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>></code></h4><div class='docblock hidden'><p>Convert <code>Arc<Trait></code> (where <code>Trait: Downcast</code>) to <code>Arc<Any></code>. <code>Arc<Any></code> can then be
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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></div><h3 id="impl-From%3CT%3E" class="impl"><code class="in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for T</code><a href="#impl-From%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#552-556" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.from" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(t: T) -> T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#553-555" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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</div></div><h3 id="impl-Instrument" class="impl"><code class="in-band">impl<T> <a class="trait" href="https://docs.rs/tracing/0.1.22/tracing/instrument/trait.Instrument.html" title="trait tracing::instrument::Instrument">Instrument</a> for T</code><a href="#impl-Instrument" class="anchor"></a><a class="srclink" href="https://docs.rs/tracing/0.1.22/src/tracing/instrument.rs.html#155" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.instrument" class="method hidden"><code>fn <a href="https://docs.rs/tracing/0.1.22/tracing/instrument/trait.Instrument.html#method.instrument" class="fnname">instrument</a>(self, span: <a class="struct" href="https://docs.rs/tracing/0.1.22/tracing/span/struct.Span.html" title="struct tracing::span::Span">Span</a>) -> <a class="struct" href="https://docs.rs/tracing/0.1.22/tracing/instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a><Self></code><a class="srclink" href="https://docs.rs/tracing/0.1.22/src/tracing/instrument.rs.html#38-40" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Instruments this type with the provided <code>Span</code>, returning an
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<code>Instrumented</code> wrapper. <a href="https://docs.rs/tracing/0.1.22/tracing/instrument/trait.Instrument.html#method.instrument">Read more</a></p>
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</div><h4 id="method.in_current_span" class="method hidden"><code>fn <a href="https://docs.rs/tracing/0.1.22/tracing/instrument/trait.Instrument.html#method.in_current_span" class="fnname">in_current_span</a>(self) -> <a class="struct" href="https://docs.rs/tracing/0.1.22/tracing/instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a><Self></code><a class="srclink" href="https://docs.rs/tracing/0.1.22/src/tracing/instrument.rs.html#74-76" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Instruments this type with the <a href="../struct.Span.html#method.current">current</a> <code>Span</code>, returning an
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||
<code>Instrumented</code> wrapper. <a href="https://docs.rs/tracing/0.1.22/tracing/instrument/trait.Instrument.html#method.in_current_span">Read more</a></p>
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</div></div><h3 id="impl-Instrument-1" class="impl"><code class="in-band">impl<T> <a class="trait" href="https://docs.rs/tracing-futures/0.2.3/tracing_futures/trait.Instrument.html" title="trait tracing_futures::Instrument">Instrument</a> for T</code><a href="#impl-Instrument-1" class="anchor"></a><a class="srclink" href="https://docs.rs/tracing-futures/0.2.3/src/tracing_futures/lib.rs.html#248" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.instrument-1" class="method hidden"><code>fn <a href="https://docs.rs/tracing-futures/0.2.3/tracing_futures/trait.Instrument.html#method.instrument" class="fnname">instrument</a>(self, span: <a class="struct" href="https://docs.rs/tracing/0.1.22/tracing/span/struct.Span.html" title="struct tracing::span::Span">Span</a>) -> <a class="struct" href="https://docs.rs/tracing-futures/0.2.3/tracing_futures/struct.Instrumented.html" title="struct tracing_futures::Instrumented">Instrumented</a><Self></code><a class="srclink" href="https://docs.rs/tracing-futures/0.2.3/src/tracing_futures/lib.rs.html#129-131" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Instruments this type with the provided <code>Span</code>, returning an
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<code>Instrumented</code> wrapper. <a href="https://docs.rs/tracing-futures/0.2.3/tracing_futures/trait.Instrument.html#method.instrument">Read more</a></p>
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</div><h4 id="method.in_current_span-1" class="method hidden"><code>fn <a href="https://docs.rs/tracing-futures/0.2.3/tracing_futures/trait.Instrument.html#method.in_current_span" class="fnname">in_current_span</a>(self) -> <a class="struct" href="https://docs.rs/tracing-futures/0.2.3/tracing_futures/struct.Instrumented.html" title="struct tracing_futures::Instrumented">Instrumented</a><Self></code><a class="srclink" href="https://docs.rs/tracing-futures/0.2.3/src/tracing_futures/lib.rs.html#166-168" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Instruments this type with the <a href="https://docs.rs/tracing/latest/tracing/span/struct.Span.html#method.current">current</a> <code>Span</code>, returning an
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<code>Instrumented</code> wrapper. <a href="https://docs.rs/tracing-futures/0.2.3/tracing_futures/trait.Instrument.html#method.in_current_span">Read more</a></p>
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||
</div></div><h3 id="impl-Into%3CU%3E" class="impl"><code class="in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/nightly/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/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a><T>, </span></code><a href="#impl-Into%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#541-548" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.into" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html#tymethod.into" class="fnname">into</a>(self) -> U</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#545-547" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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||
</div></div><h3 id="impl-Same%3CT%3E" class="impl"><code class="in-band">impl<T> Same<T> for T</code><a href="#impl-Same%3CT%3E" class="anchor"></a></h3><div class="impl-items"><h4 id="associatedtype.Output" class="type"><code>type <a href="#associatedtype.Output" class="type">Output</a> = T</code></h4><div class='docblock'><p>Should always be <code>Self</code></p>
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</div></div><h3 id="impl-TryFrom%3CU%3E" class="impl"><code class="in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/nightly/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/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><T>, </span></code><a href="#impl-TryFrom%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#589-598" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Error" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" class="type">Error</a> = <a class="enum" href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
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</div><h4 id="method.try_from" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from" class="fnname">try_from</a>(value: U) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><T, <T as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U>>::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#595-597" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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||
</div></div><h3 id="impl-TryInto%3CU%3E" class="impl"><code class="in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/nightly/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/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>, </span></code><a href="#impl-TryInto%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#575-584" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Error-1" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error" class="type">Error</a> = <U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
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</div><h4 id="method.try_into" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into" class="fnname">try_into</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><U, <U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#581-583" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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</div></div><h3 id="impl-VZip%3CV%3E" class="impl"><code class="in-band">impl<V, T> VZip<V> for T <span class="where fmt-newline">where<br> V: MultiLane<T>, </span></code><a href="#impl-VZip%3CV%3E" class="anchor"></a></h3><div class="impl-items"><h4 id="method.vzip" class="method hidden"><code>pub fn <a href="#method.vzip" class="fnname">vzip</a>(self) -> V</code></h4></div></div></section><section id="search" class="content hidden"></section><section class="footer"></section><script>window.rootPath = "../";window.currentCrate = "headless";</script><script src="../main.js"></script><script defer src="../search-index.js"></script></body></html> |