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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="PostgreSql implementation of Election."><title>PgElection in common_meta::election::rds::postgres - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../../../static.files/rustdoc-17e0aaed.css"><meta name="rustdoc-vars" data-root-path="../../../../" data-static-root-path="../../../../static.files/" data-current-crate="common_meta" data-themes="" data-resource-suffix="" data-rustdoc-version="1.96.0-nightly (ac7f9ec7d 2026-03-20)" data-channel="nightly" data-search-js="search-63369b7b.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../static.files/main-5013f961.js"></script><noscript><link rel="stylesheet" href="../../../../static.files/noscript-f7c3ffd8.css"></noscript><link rel="alternate icon" type="image/png" href="../../../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../../../static.files/favicon-044be391.svg"></head><body class="rustdoc struct"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><rustdoc-topbar><h2><a href="#">PgElection</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../common_meta/index.html">common_<wbr>meta</a><span class="version">1.0.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">PgElection</a></h2><h3><a href="#fields">Fields</a></h3><ul class="block structfield"><li><a href="#structfield.candidate_lease_ttl" title="candidate_lease_ttl">candidate_lease_ttl</a></li><li><a href="#structfield.is_leader" title="is_leader">is_leader</a></li><li><a href="#structfield.leader_infancy" title="leader_infancy">leader_infancy</a></li><li><a href="#structfield.leader_value" title="leader_value">leader_value</a></li><li><a href="#structfield.leader_watcher" title="leader_watcher">leader_watcher</a></li><li><a href="#structfield.meta_lease_ttl" title="meta_lease_ttl">meta_lease_ttl</a></li><li><a href="#structfield.pg_client" title="pg_client">pg_client</a></li><li><a href="#structfield.sql_set" title="sql_set">sql_set</a></li><li><a href="#structfield.store_key_prefix" title="store_key_prefix">store_key_prefix</a></li></ul><h3><a href="#implementations">Methods</a></h3><ul class="block method"><li><a href="#method.candidate_key" title="candidate_key">candidate_key</a></li><li><a href="#method.candidate_root" title="candidate_root">candidate_root</a></li><li><a href="#method.delete_value" title="delete_value">delete_value</a></li><li><a href="#method.elected" title="elected">elected</a></li><li><a href="#method.election_key" title="election_key">election_key</a></li><li><a href="#method.follower_action" title="follower_action">follower_action</a></li><li><a href="#method.get_value_with_lease" title="get_value_with_lease">get_value_with_lease</a></li><li><a href="#method.get_value_with_lease_by_prefix" title="get_value_with_lease_by_prefix">get_value_with_lease_by_prefix</a></li><li><a href="#method.leader_action" title="leader_action">leader_action</a></li><li><a href="#method.maybe_init_client" title="maybe_init_client">maybe_init_client</a></li><li><a href="#method.put_value_with_lease" title="put_value_with_lease">put_value_with_lease</a></li><li><a href="#method.step_down" title="step_down">step_down</a></li><li><a href="#method.step_down_without_lock" title="step_down_without_lock">step_down_without_lock</a></li><li><a href="#method.update_value_with_lease" title="update_value_with_lease">update_value_with_lease</a></li><li><a href="#method.with_pg_client" title="with_pg_client">with_pg_client</a></li></ul><h3><a href="#trait-implementations">Trait Implementations</a></h3><ul class="block trait-implementation"><li><a href="#impl-Election-for-PgElection" title="Election">Election</a></li></ul><h3><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul class="block synthetic-implementation"><li><a href="#impl-Freeze-for-PgElection" title="!Freeze">!Freeze</a></li><li><a href="#impl-RefUnwindSafe-for-PgElection" title="!RefUnwindSafe">!RefUnwindSafe</a></li><li><a href="#impl-UnwindSafe-for-PgElection" title="!UnwindSafe">!UnwindSafe</a></li><li><a href="#impl-Send-for-PgElection" title="Send">Send</a></li><li><a href="#impl-Sync-for-PgElection" title="Sync">Sync</a></li><li><a href="#impl-Unpin-for-PgElection" title="Unpin">Unpin</a></li><li><a href="#impl-UnsafeUnpin-for-PgElection" title="UnsafeUnpin">UnsafeUnpin</a></li></ul><h3><a href="#blanket-implementations">Blanket Implementations</a></h3><ul class="block blanket-implementation"><li><a href="#impl-Any-for-T" title="Any">Any</a></li><li><a href="#impl-Any-for-T-1" title="Any">Any</a></li><li><a href="#impl-Borrow%3CT%3E-for-T" title="Borrow<T>">Borrow<T></a></li><li><a href="#impl-BorrowMut%3CT%3E-for-T" title="BorrowMut<T>">BorrowMut<T></a></li><li><a href="#impl-Conv-for-T" title="Conv">Conv</a></li><li><a href="#impl-ErasedDestructor-for-T" title="ErasedDestructor">ErasedDestructor</a></li><li><a href="#impl-FmtForward-for-T" title="FmtForward">FmtForward</a></li><li><a href="#impl-From%3CT%3E-for-T" title="From<T>">From<T></a></li><li><a href="#impl-FutureExt-for-T" title="FutureExt">FutureExt</a></li><li><a href="#impl-Instrument-for-T" title="Instrument">Instrument</a></li><li><a href="#impl-Into%3CU%3E-for-T" title="Into<U>">Into<U></a></li><li><a href="#impl-IntoEither-for-T" title="IntoEither">IntoEither</a></li><li><a href="#impl-IntoRequest%3CT%3E-for-T" title="IntoRequest<T>">IntoRequest<T></a></li><li><a href="#impl-IntoRequest%3CT%3E-for-T-1" title="IntoRequest<T>">IntoRequest<T></a></li><li><a href="#impl-LayerExt%3CL%3E-for-L" title="LayerExt<L>">LayerExt<L></a></li><li><a href="#impl-LayerExt%3CL%3E-for-L-1" title="LayerExt<L>">LayerExt<L></a></li><li><a href="#impl-MaybeSend-for-T" title="MaybeSend">MaybeSend</a></li><li><a href="#impl-MaybeSend-for-T-1" title="MaybeSend">MaybeSend</a></li><li><a href="#impl-Pipe-for-T" title="Pipe">Pipe</a></li><li><a href="#impl-Pointable-for-T" title="Pointable">Pointable</a></li><li><a href="#impl-PolicyExt-for-T" title="PolicyExt">PolicyExt</a></li><li><a href="#impl-Same-for-T" title="Same">Same</a></li><li><a href="#impl-ServiceExt-for-T" title="ServiceExt">ServiceExt</a></li><li><a href="#impl-Tap-for-T" title="Tap">Tap</a></li><li><a href="#impl-TryConv-for-T" title="TryConv">TryConv</a></li><li><a href="#impl-TryFrom%3CU%3E-for-T" title="TryFrom<U>">TryFrom<U></a></li><li><a href="#impl-TryInto%3CU%3E-for-T" title="TryInto<U>">TryInto<U></a></li><li><a href="#impl-VZip%3CV%3E-for-T" title="VZip<V>">VZip<V></a></li><li><a href="#impl-WithSubscriber-for-T" title="WithSubscriber">WithSubscriber</a></li></ul></section><div id="rustdoc-modnav"><h2><a href="index.html">In common_<wbr>meta::<wbr>election::<wbr>rds::<wbr>postgres</a></h2></div></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><div class="width-limiter"><section id="main-content" class="content" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../../index.html">common_meta</a>::<wbr><a href="../../index.html">election</a>::<wbr><a href="../index.html">rds</a>::<wbr><a href="index.html">postgres</a></div><h1>Struct <span class="struct">PgElection</span> <button id="copy-path" title="Copy item path to clipboard">Copy item path</button></h1><rustdoc-toolbar></rustdoc-toolbar><span class="sub-heading"><a class="src" href="../../../../src/common_meta/election/rds/postgres.rs.html#303-313">Source</a> </span></div><pre class="rust item-decl"><code>pub struct PgElection {
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leader_value: <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>,
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pg_client: RwLock<<a class="struct" href="struct.ElectionPgClient.html" title="struct common_meta::election::rds::postgres::ElectionPgClient">ElectionPgClient</a>>,
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is_leader: <a class="type" href="https://doc.rust-lang.org/nightly/core/sync/atomic/type.AtomicBool.html" title="type core::sync::atomic::AtomicBool">AtomicBool</a>,
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leader_infancy: <a class="type" href="https://doc.rust-lang.org/nightly/core/sync/atomic/type.AtomicBool.html" title="type core::sync::atomic::AtomicBool">AtomicBool</a>,
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leader_watcher: Sender<<a class="enum" href="../../enum.LeaderChangeMessage.html" title="enum common_meta::election::LeaderChangeMessage">LeaderChangeMessage</a>>,
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store_key_prefix: <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>,
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candidate_lease_ttl: <a class="struct" href="https://doc.rust-lang.org/nightly/core/time/struct.Duration.html" title="struct core::time::Duration">Duration</a>,
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meta_lease_ttl: <a class="struct" href="https://doc.rust-lang.org/nightly/core/time/struct.Duration.html" title="struct core::time::Duration">Duration</a>,
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sql_set: <a class="struct" href="struct.ElectionSqlSet.html" title="struct common_meta::election::rds::postgres::ElectionSqlSet">ElectionSqlSet</a>,
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}</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>PostgreSql implementation of Election.</p>
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</div></details><h2 id="fields" class="fields section-header">Fields<a href="#fields" class="anchor">§</a></h2><span id="structfield.leader_value" class="structfield section-header"><a href="#structfield.leader_value" class="anchor field">§</a><code>leader_value: <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a></code></span><span id="structfield.pg_client" class="structfield section-header"><a href="#structfield.pg_client" class="anchor field">§</a><code>pg_client: RwLock<<a class="struct" href="struct.ElectionPgClient.html" title="struct common_meta::election::rds::postgres::ElectionPgClient">ElectionPgClient</a>></code></span><span id="structfield.is_leader" class="structfield section-header"><a href="#structfield.is_leader" class="anchor field">§</a><code>is_leader: <a class="type" href="https://doc.rust-lang.org/nightly/core/sync/atomic/type.AtomicBool.html" title="type core::sync::atomic::AtomicBool">AtomicBool</a></code></span><span id="structfield.leader_infancy" class="structfield section-header"><a href="#structfield.leader_infancy" class="anchor field">§</a><code>leader_infancy: <a class="type" href="https://doc.rust-lang.org/nightly/core/sync/atomic/type.AtomicBool.html" title="type core::sync::atomic::AtomicBool">AtomicBool</a></code></span><span id="structfield.leader_watcher" class="structfield section-header"><a href="#structfield.leader_watcher" class="anchor field">§</a><code>leader_watcher: Sender<<a class="enum" href="../../enum.LeaderChangeMessage.html" title="enum common_meta::election::LeaderChangeMessage">LeaderChangeMessage</a>></code></span><span id="structfield.store_key_prefix" class="structfield section-header"><a href="#structfield.store_key_prefix" class="anchor field">§</a><code>store_key_prefix: <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a></code></span><span id="structfield.candidate_lease_ttl" class="structfield section-header"><a href="#structfield.candidate_lease_ttl" class="anchor field">§</a><code>candidate_lease_ttl: <a class="struct" href="https://doc.rust-lang.org/nightly/core/time/struct.Duration.html" title="struct core::time::Duration">Duration</a></code></span><span id="structfield.meta_lease_ttl" class="structfield section-header"><a href="#structfield.meta_lease_ttl" class="anchor field">§</a><code>meta_lease_ttl: <a class="struct" href="https://doc.rust-lang.org/nightly/core/time/struct.Duration.html" title="struct core::time::Duration">Duration</a></code></span><span id="structfield.sql_set" class="structfield section-header"><a href="#structfield.sql_set" class="anchor field">§</a><code>sql_set: <a class="struct" href="struct.ElectionSqlSet.html" title="struct common_meta::election::rds::postgres::ElectionSqlSet">ElectionSqlSet</a></code></span><h2 id="implementations" class="section-header">Implementations<a href="#implementations" class="anchor">§</a></h2><div id="implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-PgElection" class="impl"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#315-367">Source</a><a href="#impl-PgElection" class="anchor">§</a><h3 class="code-header">impl <a class="struct" href="struct.PgElection.html" title="struct common_meta::election::rds::postgres::PgElection">PgElection</a></h3></section></summary><div class="impl-items"><section id="method.maybe_init_client" class="method"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#316-322">Source</a><h4 class="code-header">async fn <a href="#method.maybe_init_client" class="fn">maybe_init_client</a>(&self) -> <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>></h4></section><section id="method.with_pg_client" class="method"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#325-354">Source</a><h4 class="code-header">pub async fn <a href="#method.with_pg_client" class="fn">with_pg_client</a>(
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leader_value: <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>,
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pg_client: <a class="struct" href="struct.ElectionPgClient.html" title="struct common_meta::election::rds::postgres::ElectionPgClient">ElectionPgClient</a>,
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store_key_prefix: <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>,
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candidate_lease_ttl: <a class="struct" href="https://doc.rust-lang.org/nightly/core/time/struct.Duration.html" title="struct core::time::Duration">Duration</a>,
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meta_lease_ttl: <a class="struct" href="https://doc.rust-lang.org/nightly/core/time/struct.Duration.html" title="struct core::time::Duration">Duration</a>,
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schema_name: <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><&<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>>,
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table_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>,
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lock_id: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u64.html">u64</a>,
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) -> <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><<a class="type" href="../../type.ElectionRef.html" title="type common_meta::election::ElectionRef">ElectionRef</a>></h4></section><section id="method.election_key" class="method"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#356-358">Source</a><h4 class="code-header">fn <a href="#method.election_key" class="fn">election_key</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a></h4></section><section id="method.candidate_root" class="method"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#360-362">Source</a><h4 class="code-header">fn <a href="#method.candidate_root" class="fn">candidate_root</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a></h4></section><section id="method.candidate_key" class="method"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#364-366">Source</a><h4 class="code-header">fn <a href="#method.candidate_key" class="fn">candidate_key</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a></h4></section></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-PgElection-1" class="impl"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#521-828">Source</a><a href="#impl-PgElection-1" class="anchor">§</a><h3 class="code-header">impl <a class="struct" href="struct.PgElection.html" title="struct common_meta::election::rds::postgres::PgElection">PgElection</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.get_value_with_lease" class="method"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#523-557">Source</a><h4 class="code-header">async fn <a href="#method.get_value_with_lease" class="fn">get_value_with_lease</a>(&self, key: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><<a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="../struct.Lease.html" title="struct common_meta::election::rds::Lease">Lease</a>>></h4></section></summary><div class="docblock"><p>Returns value, expire time and current time. If <code>with_origin</code> is true, the origin string is also returned.</p>
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</div></details><details class="toggle method-toggle" open><summary><section id="method.get_value_with_lease_by_prefix" class="method"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#560-591">Source</a><h4 class="code-header">async fn <a href="#method.get_value_with_lease_by_prefix" class="fn">get_value_with_lease_by_prefix</a>(
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&self,
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key_prefix: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>,
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) -> <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><(<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a><(<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>, Timestamp)>, Timestamp)></h4></section></summary><div class="docblock"><p>Returns all values and expire time with the given key prefix. Also returns the current time.</p>
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</div></details><section id="method.update_value_with_lease" class="method"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#593-622">Source</a><h4 class="code-header">async fn <a href="#method.update_value_with_lease" class="fn">update_value_with_lease</a>(
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&self,
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key: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>,
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prev: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>,
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updated: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>,
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lease_ttl: <a class="struct" href="https://doc.rust-lang.org/nightly/core/time/struct.Duration.html" title="struct core::time::Duration">Duration</a>,
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) -> <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>></h4></section><details class="toggle method-toggle" open><summary><section id="method.put_value_with_lease" class="method"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#625-642">Source</a><h4 class="code-header">async fn <a href="#method.put_value_with_lease" class="fn">put_value_with_lease</a>(
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&self,
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key: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>,
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value: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>,
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lease_ttl: <a class="struct" href="https://doc.rust-lang.org/nightly/core/time/struct.Duration.html" title="struct core::time::Duration">Duration</a>,
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) -> <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>></h4></section></summary><div class="docblock"><p>Returns <code>true</code> if the insertion is successful</p>
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</div></details><details class="toggle method-toggle" open><summary><section id="method.delete_value" class="method"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#646-657">Source</a><h4 class="code-header">async fn <a href="#method.delete_value" class="fn">delete_value</a>(&self, key: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>></h4></section></summary><div class="docblock"><p>Returns <code>true</code> if the deletion is successful.
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Caution: Should only delete the key if the lease is expired.</p>
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</div></details><details class="toggle method-toggle" open><summary><section id="method.leader_action" class="method"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#679-725">Source</a><h4 class="code-header">async fn <a href="#method.leader_action" class="fn">leader_action</a>(&self) -> <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>></h4></section></summary><div class="docblock"><p>Handles the actions of a leader in the election process.</p>
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<p>This function performs the following checks and actions:</p>
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<ul>
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<li>
|
|
<p><strong>Case 1</strong>: If the current instance believes it is the leader from the previous term,
|
|
it attempts to renew the lease. It checks if the lease is still valid and either renews it
|
|
or steps down if it has expired.</p>
|
|
<ul>
|
|
<li><strong>Case 1.1</strong>: If the instance is still the leader and the lease is valid, it renews the lease
|
|
by updating the value associated with the election key.</li>
|
|
<li><strong>Case 1.2</strong>: If the instance is still the leader but the lease has expired, it logs a warning
|
|
and steps down, initiating a new campaign for leadership.</li>
|
|
<li><strong>Case 1.3</strong>: If the instance is not the leader (which is a rare scenario), it logs a warning
|
|
indicating that it still holds the lock and steps down to re-initiate the campaign. This may
|
|
happen if the leader has failed to renew the lease and the session has expired, and recovery
|
|
after a period of time during which other leaders have been elected and stepped down.</li>
|
|
<li><strong>Case 1.4</strong>: If no lease information is found, it also steps down and re-initiates the campaign.</li>
|
|
</ul>
|
|
</li>
|
|
<li>
|
|
<p><strong>Case 2</strong>: If the current instance is not leader previously, it calls the <code>elected</code> method
|
|
as a newly elected leader.</p>
|
|
</li>
|
|
</ul>
|
|
</div></details><details class="toggle method-toggle" open><summary><section id="method.follower_action" class="method"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#737-751">Source</a><h4 class="code-header">async fn <a href="#method.follower_action" class="fn">follower_action</a>(&self) -> <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>></h4></section></summary><div class="docblock"><p>Handles the actions of a follower in the election process.</p>
|
|
<p>This function performs the following checks and actions:</p>
|
|
<ul>
|
|
<li><strong>Case 1</strong>: If the current instance believes it is the leader from the previous term,
|
|
it steps down without deleting the key.</li>
|
|
<li><strong>Case 2</strong>: If the current instance is not the leader but the lease has expired, it raises an error
|
|
to re-initiate the campaign. If the leader failed to renew the lease, its session will expire and the lock
|
|
will be released.</li>
|
|
<li><strong>Case 3</strong>: If all checks pass, the function returns without performing any actions.</li>
|
|
</ul>
|
|
</div></details><details class="toggle method-toggle" open><summary><section id="method.step_down" class="method"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#759-780">Source</a><h4 class="code-header">async fn <a href="#method.step_down" class="fn">step_down</a>(&self) -> <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>></h4></section></summary><div class="docblock"><p>Step down the leader. The leader should delete the key and notify the leader watcher.</p>
|
|
<p><strong>DO NOT</strong> check if the deletion is successful, since the key may be deleted by others elected.</p>
|
|
<h6 id="caution"><a class="doc-anchor" href="#caution">§</a>Caution:</h6>
|
|
<p>Should only step down while holding the advisory lock.</p>
|
|
</div></details><details class="toggle method-toggle" open><summary><section id="method.step_down_without_lock" class="method"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#783-797">Source</a><h4 class="code-header">async fn <a href="#method.step_down_without_lock" class="fn">step_down_without_lock</a>(&self) -> <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>></h4></section></summary><div class="docblock"><p>Still consider itself as the leader locally but failed to acquire the lock. Step down without deleting the key.</p>
|
|
</div></details><details class="toggle method-toggle" open><summary><section id="method.elected" class="method"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#801-827">Source</a><h4 class="code-header">async fn <a href="#method.elected" class="fn">elected</a>(&self) -> <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>></h4></section></summary><div class="docblock"><p>Elected as leader. The leader should put the key and notify the leader watcher.
|
|
Caution: Should only elected while holding the advisory lock.</p>
|
|
</div></details></div></details></div><h2 id="trait-implementations" class="section-header">Trait Implementations<a href="#trait-implementations" class="anchor">§</a></h2><div id="trait-implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-Election-for-PgElection" class="impl"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#370-519">Source</a><a href="#impl-Election-for-PgElection" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="../../trait.Election.html" title="trait common_meta::election::Election">Election</a> for <a class="struct" href="struct.PgElection.html" title="struct common_meta::election::rds::postgres::PgElection">PgElection</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.campaign" class="method trait-impl"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#455-483">Source</a><a href="#method.campaign" class="anchor">§</a><h4 class="code-header">fn <a href="../../trait.Election.html#tymethod.campaign" class="fn">campaign</a><'life0, 'async_trait>(
|
|
&'life0 self,
|
|
) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</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/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a><Output = <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>>> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'async_trait>><div class="where">where
|
|
Self: 'async_trait,
|
|
'life0: 'async_trait,</div></h4></section></summary><div class="docblock"><p>Attempts to acquire leadership by executing a campaign. This function continuously checks
|
|
if the current instance can become the leader by acquiring an advisory lock in the PostgreSQL database.</p>
|
|
<p>The function operates in a loop, where it:</p>
|
|
<ol>
|
|
<li>Waits for a predefined interval before attempting to acquire the lock again.</li>
|
|
<li>Executes the <code>CAMPAIGN</code> SQL query to try to acquire the advisory lock.</li>
|
|
<li>Checks the result of the query:
|
|
<ul>
|
|
<li>If the lock is successfully acquired (result is true), it calls the <code>leader_action</code> method
|
|
to perform actions as the leader.</li>
|
|
<li>If the lock is not acquired (result is false), it calls the <code>follower_action</code> method
|
|
to perform actions as a follower.</li>
|
|
</ul>
|
|
</li>
|
|
</ol>
|
|
</div></details><section id="associatedtype.Leader" class="associatedtype trait-impl"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#371">Source</a><a href="#associatedtype.Leader" class="anchor">§</a><h4 class="code-header">type <a href="../../trait.Election.html#associatedtype.Leader" class="associatedtype">Leader</a> = <a class="struct" href="../../struct.LeaderValue.html" title="struct common_meta::election::LeaderValue">LeaderValue</a></h4></section><details class="toggle method-toggle" open><summary><section id="method.is_leader" class="method trait-impl"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#373-375">Source</a><a href="#method.is_leader" class="anchor">§</a><h4 class="code-header">fn <a href="../../trait.Election.html#tymethod.is_leader" class="fn">is_leader</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></h4></section></summary><div class='docblock'>Returns <code>true</code> if current node is the leader.</div></details><details class="toggle method-toggle" open><summary><section id="method.in_leader_infancy" class="method trait-impl"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#377-381">Source</a><a href="#method.in_leader_infancy" class="anchor">§</a><h4 class="code-header">fn <a href="../../trait.Election.html#tymethod.in_leader_infancy" class="fn">in_leader_infancy</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></h4></section></summary><div class='docblock'>When a new leader is born, it may need some initialization
|
|
operations (asynchronous), this method tells us when these
|
|
initialization operations can be performed. <a href="../../trait.Election.html#tymethod.in_leader_infancy">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.register_candidate" class="method trait-impl"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#383-425">Source</a><a href="#method.register_candidate" class="anchor">§</a><h4 class="code-header">fn <a href="../../trait.Election.html#tymethod.register_candidate" class="fn">register_candidate</a><'life0, 'life1, 'async_trait>(
|
|
&'life0 self,
|
|
node_info: &'life1 <a class="struct" href="../../struct.MetasrvNodeInfo.html" title="struct common_meta::election::MetasrvNodeInfo">MetasrvNodeInfo</a>,
|
|
) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</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/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a><Output = <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>>> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'async_trait>><div class="where">where
|
|
Self: 'async_trait,
|
|
'life0: 'async_trait,
|
|
'life1: 'async_trait,</div></h4></section></summary><div class='docblock'>Registers a candidate for the election.</div></details><details class="toggle method-toggle" open><summary><section id="method.all_candidates" class="method trait-impl"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#427-441">Source</a><a href="#method.all_candidates" class="anchor">§</a><h4 class="code-header">fn <a href="../../trait.Election.html#tymethod.all_candidates" class="fn">all_candidates</a><'life0, 'async_trait>(
|
|
&'life0 self,
|
|
) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</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/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a><Output = <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a><<a class="struct" href="../../struct.MetasrvNodeInfo.html" title="struct common_meta::election::MetasrvNodeInfo">MetasrvNodeInfo</a>>>> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'async_trait>><div class="where">where
|
|
Self: 'async_trait,
|
|
'life0: 'async_trait,</div></h4></section></summary><div class='docblock'>Gets all candidates in the election.</div></details><details class="toggle method-toggle" open><summary><section id="method.reset_campaign" class="method trait-impl"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#485-496">Source</a><a href="#method.reset_campaign" class="anchor">§</a><h4 class="code-header">fn <a href="../../trait.Election.html#method.reset_campaign" class="fn">reset_campaign</a><'life0, 'async_trait>(
|
|
&'life0 self,
|
|
) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</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/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a><Output = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'async_trait>><div class="where">where
|
|
Self: 'async_trait,
|
|
'life0: 'async_trait,</div></h4></section></summary><div class='docblock'>Resets the campaign. <a href="../../trait.Election.html#method.reset_campaign">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.leader" class="method trait-impl"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#498-510">Source</a><a href="#method.leader" class="anchor">§</a><h4 class="code-header">fn <a href="../../trait.Election.html#tymethod.leader" class="fn">leader</a><'life0, 'async_trait>(
|
|
&'life0 self,
|
|
) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</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/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a><Output = <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><Self::<a class="associatedtype" href="../../trait.Election.html#associatedtype.Leader" title="type common_meta::election::Election::Leader">Leader</a>>> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'async_trait>><div class="where">where
|
|
Self: 'async_trait,
|
|
'life0: 'async_trait,</div></h4></section></summary><div class='docblock'>Returns the leader value for the current election.</div></details><details class="toggle method-toggle" open><summary><section id="method.resign" class="method trait-impl"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#512-514">Source</a><a href="#method.resign" class="anchor">§</a><h4 class="code-header">fn <a href="../../trait.Election.html#tymethod.resign" class="fn">resign</a><'life0, 'async_trait>(
|
|
&'life0 self,
|
|
) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</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/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a><Output = <a class="type" href="../../../error/type.Result.html" title="type common_meta::error::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>>> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'async_trait>><div class="where">where
|
|
Self: 'async_trait,
|
|
'life0: 'async_trait,</div></h4></section></summary><div class='docblock'>Releases election leadership so other campaigners may
|
|
acquire leadership on the election.</div></details><section id="method.subscribe_leader_change" class="method trait-impl"><a class="src rightside" href="../../../../src/common_meta/election/rds/postgres.rs.html#516-518">Source</a><a href="#method.subscribe_leader_change" class="anchor">§</a><h4 class="code-header">fn <a href="../../trait.Election.html#tymethod.subscribe_leader_change" class="fn">subscribe_leader_change</a>(&self) -> Receiver<<a class="enum" href="../../enum.LeaderChangeMessage.html" title="enum common_meta::election::LeaderChangeMessage">LeaderChangeMessage</a>></h4></section></div></details></div><h2 id="synthetic-implementations" class="section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor">§</a></h2><div id="synthetic-implementations-list"><section id="impl-Freeze-for-PgElection" class="impl"><a href="#impl-Freeze-for-PgElection" class="anchor">§</a><h3 class="code-header">impl !<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Freeze.html" title="trait core::marker::Freeze">Freeze</a> for <a class="struct" href="struct.PgElection.html" title="struct common_meta::election::rds::postgres::PgElection">PgElection</a></h3></section><section id="impl-RefUnwindSafe-for-PgElection" class="impl"><a href="#impl-RefUnwindSafe-for-PgElection" class="anchor">§</a><h3 class="code-header">impl !<a class="trait" href="https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="struct.PgElection.html" title="struct common_meta::election::rds::postgres::PgElection">PgElection</a></h3></section><section id="impl-Send-for-PgElection" class="impl"><a href="#impl-Send-for-PgElection" class="anchor">§</a><h3 class="code-header">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="struct.PgElection.html" title="struct common_meta::election::rds::postgres::PgElection">PgElection</a></h3></section><section id="impl-Sync-for-PgElection" class="impl"><a href="#impl-Sync-for-PgElection" class="anchor">§</a><h3 class="code-header">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="struct.PgElection.html" title="struct common_meta::election::rds::postgres::PgElection">PgElection</a></h3></section><section id="impl-Unpin-for-PgElection" class="impl"><a href="#impl-Unpin-for-PgElection" class="anchor">§</a><h3 class="code-header">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="struct.PgElection.html" title="struct common_meta::election::rds::postgres::PgElection">PgElection</a></h3></section><section id="impl-UnsafeUnpin-for-PgElection" class="impl"><a href="#impl-UnsafeUnpin-for-PgElection" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.UnsafeUnpin.html" title="trait core::marker::UnsafeUnpin">UnsafeUnpin</a> for <a class="struct" href="struct.PgElection.html" title="struct common_meta::election::rds::postgres::PgElection">PgElection</a></h3></section><section id="impl-UnwindSafe-for-PgElection" class="impl"><a href="#impl-UnwindSafe-for-PgElection" class="anchor">§</a><h3 class="code-header">impl !<a class="trait" href="https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.PgElection.html" title="struct common_meta::election::rds::postgres::PgElection">PgElection</a></h3></section></div><h2 id="blanket-implementations" class="section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor">§</a></h2><div id="blanket-implementations-list"><details class="toggle implementors-toggle"><summary><section id="impl-Any-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#141">Source</a><a href="#impl-Any-for-T" class="anchor">§</a><h3 class="code-header">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<div class="where">where
|
|
T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#142">Source</a><a href="#method.type_id" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id" class="fn">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></h4></section></summary><div class='docblock'>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></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#212">Source</a><a href="#impl-Borrow%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">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<div class="where">where
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T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#214">Source</a><a href="#method.borrow" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow" class="fn">borrow</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&T</a></h4></section></summary><div class='docblock'>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#221">Source</a><a href="#impl-BorrowMut%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">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<div class="where">where
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T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#222">Source</a><a href="#method.borrow_mut" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fn">borrow_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut T</a></h4></section></summary><div class='docblock'>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></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Conv-for-T" class="impl"><a href="#impl-Conv-for-T" class="anchor">§</a><h3 class="code-header">impl<T> Conv for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.conv" class="method trait-impl"><a href="#method.conv" class="anchor">§</a><h4 class="code-header">fn <a class="fn">conv</a><T>(self) -> T<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><T>,</div></h4></section></summary><div class='docblock'>Converts <code>self</code> into <code>T</code> using <code>Into<T></code>. <a>Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-FmtForward-for-T" class="impl"><a href="#impl-FmtForward-for-T" class="anchor">§</a><h3 class="code-header">impl<T> FmtForward for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.fmt_binary" class="method trait-impl"><a href="#method.fmt_binary" class="anchor">§</a><h4 class="code-header">fn <a class="fn">fmt_binary</a>(self) -> FmtBinary<Self><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Binary.html" title="trait core::fmt::Binary">Binary</a>,</div></h4></section></summary><div class='docblock'>Causes <code>self</code> to use its <code>Binary</code> implementation when <code>Debug</code>-formatted.</div></details><details class="toggle method-toggle" open><summary><section id="method.fmt_display" class="method trait-impl"><a href="#method.fmt_display" class="anchor">§</a><h4 class="code-header">fn <a class="fn">fmt_display</a>(self) -> FmtDisplay<Self><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Display.html" title="trait core::fmt::Display">Display</a>,</div></h4></section></summary><div class='docblock'>Causes <code>self</code> to use its <code>Display</code> implementation when
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<code>Debug</code>-formatted.</div></details><details class="toggle method-toggle" open><summary><section id="method.fmt_lower_exp" class="method trait-impl"><a href="#method.fmt_lower_exp" class="anchor">§</a><h4 class="code-header">fn <a class="fn">fmt_lower_exp</a>(self) -> FmtLowerExp<Self><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.LowerExp.html" title="trait core::fmt::LowerExp">LowerExp</a>,</div></h4></section></summary><div class='docblock'>Causes <code>self</code> to use its <code>LowerExp</code> implementation when
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<code>Debug</code>-formatted.</div></details><details class="toggle method-toggle" open><summary><section id="method.fmt_lower_hex" class="method trait-impl"><a href="#method.fmt_lower_hex" class="anchor">§</a><h4 class="code-header">fn <a class="fn">fmt_lower_hex</a>(self) -> FmtLowerHex<Self><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.LowerHex.html" title="trait core::fmt::LowerHex">LowerHex</a>,</div></h4></section></summary><div class='docblock'>Causes <code>self</code> to use its <code>LowerHex</code> implementation when
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<code>Debug</code>-formatted.</div></details><details class="toggle method-toggle" open><summary><section id="method.fmt_octal" class="method trait-impl"><a href="#method.fmt_octal" class="anchor">§</a><h4 class="code-header">fn <a class="fn">fmt_octal</a>(self) -> FmtOctal<Self><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Octal.html" title="trait core::fmt::Octal">Octal</a>,</div></h4></section></summary><div class='docblock'>Causes <code>self</code> to use its <code>Octal</code> implementation when <code>Debug</code>-formatted.</div></details><details class="toggle method-toggle" open><summary><section id="method.fmt_pointer" class="method trait-impl"><a href="#method.fmt_pointer" class="anchor">§</a><h4 class="code-header">fn <a class="fn">fmt_pointer</a>(self) -> FmtPointer<Self><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Pointer.html" title="trait core::fmt::Pointer">Pointer</a>,</div></h4></section></summary><div class='docblock'>Causes <code>self</code> to use its <code>Pointer</code> implementation when
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<code>Debug</code>-formatted.</div></details><details class="toggle method-toggle" open><summary><section id="method.fmt_upper_exp" class="method trait-impl"><a href="#method.fmt_upper_exp" class="anchor">§</a><h4 class="code-header">fn <a class="fn">fmt_upper_exp</a>(self) -> FmtUpperExp<Self><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.UpperExp.html" title="trait core::fmt::UpperExp">UpperExp</a>,</div></h4></section></summary><div class='docblock'>Causes <code>self</code> to use its <code>UpperExp</code> implementation when
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<code>Debug</code>-formatted.</div></details><details class="toggle method-toggle" open><summary><section id="method.fmt_upper_hex" class="method trait-impl"><a href="#method.fmt_upper_hex" class="anchor">§</a><h4 class="code-header">fn <a class="fn">fmt_upper_hex</a>(self) -> FmtUpperHex<Self><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.UpperHex.html" title="trait core::fmt::UpperHex">UpperHex</a>,</div></h4></section></summary><div class='docblock'>Causes <code>self</code> to use its <code>UpperHex</code> implementation when
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<code>Debug</code>-formatted.</div></details><details class="toggle method-toggle" open><summary><section id="method.fmt_list" class="method trait-impl"><a href="#method.fmt_list" class="anchor">§</a><h4 class="code-header">fn <a class="fn">fmt_list</a>(self) -> FmtList<Self><div class="where">where
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&'a Self: for<'a> <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html" title="trait core::iter::traits::collect::IntoIterator">IntoIterator</a>,</div></h4></section></summary><div class='docblock'>Formats each item in a sequence. <a>Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-From%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#785">Source</a><a href="#impl-From%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">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</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.from" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#788">Source</a><a href="#method.from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fn">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="toggle implementors-toggle"><summary><section id="impl-FutureExt-for-T" class="impl"><a href="#impl-FutureExt-for-T" class="anchor">§</a><h3 class="code-header">impl<T> FutureExt for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.with_context" class="method trait-impl"><a href="#method.with_context" class="anchor">§</a><h4 class="code-header">fn <a class="fn">with_context</a>(self, otel_cx: Context) -> WithContext<Self></h4></section></summary><div class='docblock'>Attaches the provided <a href="Context"><code>Context</code></a> to this type, returning a <code>WithContext</code>
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wrapper. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.with_current_context" class="method trait-impl"><a href="#method.with_current_context" class="anchor">§</a><h4 class="code-header">fn <a class="fn">with_current_context</a>(self) -> WithContext<Self></h4></section></summary><div class='docblock'>Attaches the current <a href="Context"><code>Context</code></a> to this type, returning a <code>WithContext</code>
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wrapper. <a>Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Instrument-for-T" class="impl"><a href="#impl-Instrument-for-T" class="anchor">§</a><h3 class="code-header">impl<T> Instrument for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.instrument" class="method trait-impl"><a href="#method.instrument" class="anchor">§</a><h4 class="code-header">fn <a class="fn">instrument</a>(self, span: Span) -> Instrumented<Self></h4></section></summary><div class='docblock'>Instruments this type with the provided [<code>Span</code>], returning an
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<code>Instrumented</code> wrapper. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.in_current_span" class="method trait-impl"><a href="#method.in_current_span" class="anchor">§</a><h4 class="code-header">fn <a class="fn">in_current_span</a>(self) -> Instrumented<Self></h4></section></summary><div class='docblock'>Instruments this type with the <a href="super::Span::current()">current</a> <a href="crate::Span"><code>Span</code></a>, returning an
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<code>Instrumented</code> wrapper. <a>Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Into%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#767-769">Source</a><a href="#impl-Into%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">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<div class="where">where
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U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a><T>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#777">Source</a><a href="#method.into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html#tymethod.into" class="fn">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/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for U</code> chooses to do.</p>
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</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-IntoEither-for-T" class="impl"><a class="src rightside" href="https://docs.rs/either/1/src/either/into_either.rs.html#64">Source</a><a href="#impl-IntoEither-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://docs.rs/either/1/either/into_either/trait.IntoEither.html" title="trait either::into_either::IntoEither">IntoEither</a> for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.into_either" class="method trait-impl"><a class="src rightside" href="https://docs.rs/either/1/src/either/into_either.rs.html#29">Source</a><a href="#method.into_either" class="anchor">§</a><h4 class="code-header">fn <a href="https://docs.rs/either/1/either/into_either/trait.IntoEither.html#method.into_either" class="fn">into_either</a>(self, into_left: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>) -> <a class="enum" href="https://docs.rs/either/1/either/enum.Either.html" title="enum either::Either">Either</a><Self, Self></h4></section></summary><div class='docblock'>Converts <code>self</code> into a <a href="https://docs.rs/either/1/either/enum.Either.html#variant.Left" title="variant either::Either::Left"><code>Left</code></a> variant of <a href="https://docs.rs/either/1/either/enum.Either.html" title="enum either::Either"><code>Either<Self, Self></code></a>
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if <code>into_left</code> is <code>true</code>.
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Converts <code>self</code> into a <a href="https://docs.rs/either/1/either/enum.Either.html#variant.Right" title="variant either::Either::Right"><code>Right</code></a> variant of <a href="https://docs.rs/either/1/either/enum.Either.html" title="enum either::Either"><code>Either<Self, Self></code></a>
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otherwise. <a href="https://docs.rs/either/1/either/into_either/trait.IntoEither.html#method.into_either">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.into_either_with" class="method trait-impl"><a class="src rightside" href="https://docs.rs/either/1/src/either/into_either.rs.html#55-57">Source</a><a href="#method.into_either_with" class="anchor">§</a><h4 class="code-header">fn <a href="https://docs.rs/either/1/either/into_either/trait.IntoEither.html#method.into_either_with" class="fn">into_either_with</a><F>(self, into_left: F) -> <a class="enum" href="https://docs.rs/either/1/either/enum.Either.html" title="enum either::Either">Either</a><Self, Self><div class="where">where
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F: <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(&Self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>,</div></h4></section></summary><div class='docblock'>Converts <code>self</code> into a <a href="https://docs.rs/either/1/either/enum.Either.html#variant.Left" title="variant either::Either::Left"><code>Left</code></a> variant of <a href="https://docs.rs/either/1/either/enum.Either.html" title="enum either::Either"><code>Either<Self, Self></code></a>
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if <code>into_left(&self)</code> returns <code>true</code>.
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Converts <code>self</code> into a <a href="https://docs.rs/either/1/either/enum.Either.html#variant.Right" title="variant either::Either::Right"><code>Right</code></a> variant of <a href="https://docs.rs/either/1/either/enum.Either.html" title="enum either::Either"><code>Either<Self, Self></code></a>
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otherwise. <a href="https://docs.rs/either/1/either/into_either/trait.IntoEither.html#method.into_either_with">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-IntoRequest%3CT%3E-for-T" class="impl"><a href="#impl-IntoRequest%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T> IntoRequest<T> for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.into_request" class="method trait-impl"><a href="#method.into_request" class="anchor">§</a><h4 class="code-header">fn <a class="fn">into_request</a>(self) -> Request<T></h4></section></summary><div class='docblock'>Wrap the input message <code>T</code> in a <code>tonic::Request</code></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-IntoRequest%3CT%3E-for-T-1" class="impl"><a href="#impl-IntoRequest%3CT%3E-for-T-1" class="anchor">§</a><h3 class="code-header">impl<T> IntoRequest<T> for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.into_request-1" class="method trait-impl"><a href="#method.into_request-1" class="anchor">§</a><h4 class="code-header">fn <a class="fn">into_request</a>(self) -> Request<T></h4></section></summary><div class='docblock'>Wrap the input message <code>T</code> in a <code>tonic::Request</code></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-LayerExt%3CL%3E-for-L" class="impl"><a href="#impl-LayerExt%3CL%3E-for-L" class="anchor">§</a><h3 class="code-header">impl<L> LayerExt<L> for L</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.named_layer" class="method trait-impl"><a href="#method.named_layer" class="anchor">§</a><h4 class="code-header">fn <a class="fn">named_layer</a><S>(&self, service: S) -> Layered<<L as Layer<S>>::Service, S><div class="where">where
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L: Layer<S>,</div></h4></section></summary><div class='docblock'>Applies the layer to a service and wraps it in [<code>Layered</code>].</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-LayerExt%3CL%3E-for-L-1" class="impl"><a href="#impl-LayerExt%3CL%3E-for-L-1" class="anchor">§</a><h3 class="code-header">impl<L> LayerExt<L> for L</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.named_layer-1" class="method trait-impl"><a href="#method.named_layer-1" class="anchor">§</a><h4 class="code-header">fn <a class="fn">named_layer</a><S>(&self, service: S) -> Layered<<L as Layer<S>>::Service, S><div class="where">where
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L: Layer<S>,</div></h4></section></summary><div class='docblock'>Applies the layer to a service and wraps it in [<code>Layered</code>].</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Pipe-for-T" class="impl"><a href="#impl-Pipe-for-T" class="anchor">§</a><h3 class="code-header">impl<T> Pipe for T<div class="where">where
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T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.pipe" class="method trait-impl"><a href="#method.pipe" class="anchor">§</a><h4 class="code-header">fn <a class="fn">pipe</a><R>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(Self) -> R) -> R<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Pipes by value. This is generally the method you want to use. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.pipe_ref" class="method trait-impl"><a href="#method.pipe_ref" class="anchor">§</a><h4 class="code-header">fn <a class="fn">pipe_ref</a><'a, R>(&'a self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(&'a Self) -> R) -> R<div class="where">where
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R: 'a,</div></h4></section></summary><div class='docblock'>Borrows <code>self</code> and passes that borrow into the pipe function. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.pipe_ref_mut" class="method trait-impl"><a href="#method.pipe_ref_mut" class="anchor">§</a><h4 class="code-header">fn <a class="fn">pipe_ref_mut</a><'a, R>(&'a mut self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(&'a mut Self) -> R) -> R<div class="where">where
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R: 'a,</div></h4></section></summary><div class='docblock'>Mutably borrows <code>self</code> and passes that borrow into the pipe function. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.pipe_borrow" class="method trait-impl"><a href="#method.pipe_borrow" class="anchor">§</a><h4 class="code-header">fn <a class="fn">pipe_borrow</a><'a, B, R>(&'a self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&'a B</a>) -> R) -> R<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><B>,
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B: 'a + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,
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R: 'a,</div></h4></section></summary><div class='docblock'>Borrows <code>self</code>, then passes <code>self.borrow()</code> into the pipe function. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.pipe_borrow_mut" class="method trait-impl"><a href="#method.pipe_borrow_mut" class="anchor">§</a><h4 class="code-header">fn <a class="fn">pipe_borrow_mut</a><'a, B, R>(
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&'a mut self,
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func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&'a mut B</a>) -> R,
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) -> R<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><B>,
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B: 'a + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,
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R: 'a,</div></h4></section></summary><div class='docblock'>Mutably borrows <code>self</code>, then passes <code>self.borrow_mut()</code> into the pipe
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function. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.pipe_as_ref" class="method trait-impl"><a href="#method.pipe_as_ref" class="anchor">§</a><h4 class="code-header">fn <a class="fn">pipe_as_ref</a><'a, U, R>(&'a self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&'a U</a>) -> R) -> R<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.AsRef.html" title="trait core::convert::AsRef">AsRef</a><U>,
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U: 'a + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,
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R: 'a,</div></h4></section></summary><div class='docblock'>Borrows <code>self</code>, then passes <code>self.as_ref()</code> into the pipe function.</div></details><details class="toggle method-toggle" open><summary><section id="method.pipe_as_mut" class="method trait-impl"><a href="#method.pipe_as_mut" class="anchor">§</a><h4 class="code-header">fn <a class="fn">pipe_as_mut</a><'a, U, R>(&'a mut self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&'a mut U</a>) -> R) -> R<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.AsMut.html" title="trait core::convert::AsMut">AsMut</a><U>,
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U: 'a + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,
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R: 'a,</div></h4></section></summary><div class='docblock'>Mutably borrows <code>self</code>, then passes <code>self.as_mut()</code> into the pipe
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function.</div></details><details class="toggle method-toggle" open><summary><section id="method.pipe_deref" class="method trait-impl"><a href="#method.pipe_deref" class="anchor">§</a><h4 class="code-header">fn <a class="fn">pipe_deref</a><'a, T, R>(&'a self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&'a T</a>) -> R) -> R<div class="where">where
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Self: <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 = T>,
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T: 'a + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,
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R: 'a,</div></h4></section></summary><div class='docblock'>Borrows <code>self</code>, then passes <code>self.deref()</code> into the pipe function.</div></details><details class="toggle method-toggle" open><summary><section id="method.pipe_deref_mut" class="method trait-impl"><a href="#method.pipe_deref_mut" class="anchor">§</a><h4 class="code-header">fn <a class="fn">pipe_deref_mut</a><'a, T, R>(
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&'a mut self,
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func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&'a mut T</a>) -> R,
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) -> R<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/deref/trait.DerefMut.html" title="trait core::ops::deref::DerefMut">DerefMut</a><Target = T> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/deref/trait.Deref.html" title="trait core::ops::deref::Deref">Deref</a>,
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T: 'a + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,
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R: 'a,</div></h4></section></summary><div class='docblock'>Mutably borrows <code>self</code>, then passes <code>self.deref_mut()</code> into the pipe
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function.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Pointable-for-T" class="impl"><a href="#impl-Pointable-for-T" class="anchor">§</a><h3 class="code-header">impl<T> Pointable for T</h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedconstant.ALIGN" class="associatedconstant trait-impl"><a href="#associatedconstant.ALIGN" class="anchor">§</a><h4 class="code-header">const <a class="constant">ALIGN</a>: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a></h4></section></summary><div class='docblock'>The alignment of pointer.</div></details><details class="toggle" open><summary><section id="associatedtype.Init" class="associatedtype trait-impl"><a href="#associatedtype.Init" class="anchor">§</a><h4 class="code-header">type <a class="associatedtype">Init</a> = T</h4></section></summary><div class='docblock'>The type for initializers.</div></details><details class="toggle method-toggle" open><summary><section id="method.init" class="method trait-impl"><a href="#method.init" class="anchor">§</a><h4 class="code-header">unsafe fn <a class="fn">init</a>(init: <T as Pointable>::Init) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a></h4></section></summary><div class='docblock'>Initializes a with the given initializer. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.deref" class="method trait-impl"><a href="#method.deref" class="anchor">§</a><h4 class="code-header">unsafe fn <a class="fn">deref</a><'a>(ptr: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&'a T</a></h4></section></summary><div class='docblock'>Dereferences the given pointer. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.deref_mut" class="method trait-impl"><a href="#method.deref_mut" class="anchor">§</a><h4 class="code-header">unsafe fn <a class="fn">deref_mut</a><'a>(ptr: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&'a mut T</a></h4></section></summary><div class='docblock'>Mutably dereferences the given pointer. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.drop" class="method trait-impl"><a href="#method.drop" class="anchor">§</a><h4 class="code-header">unsafe fn <a class="fn">drop</a>(ptr: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>)</h4></section></summary><div class='docblock'>Drops the object pointed to by the given pointer. <a>Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-PolicyExt-for-T" class="impl"><a href="#impl-PolicyExt-for-T" class="anchor">§</a><h3 class="code-header">impl<T> PolicyExt for T<div class="where">where
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T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.and" class="method trait-impl"><a href="#method.and" class="anchor">§</a><h4 class="code-header">fn <a class="fn">and</a><P, B, E>(self, other: P) -> And<T, P><div class="where">where
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|
T: Policy<B, E>,
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|
P: Policy<B, E>,</div></h4></section></summary><div class='docblock'>Create a new <code>Policy</code> that returns [<code>Action::Follow</code>] only if <code>self</code> and <code>other</code> return
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<code>Action::Follow</code>. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.or" class="method trait-impl"><a href="#method.or" class="anchor">§</a><h4 class="code-header">fn <a class="fn">or</a><P, B, E>(self, other: P) -> Or<T, P><div class="where">where
|
|
T: Policy<B, E>,
|
|
P: Policy<B, E>,</div></h4></section></summary><div class='docblock'>Create a new <code>Policy</code> that returns [<code>Action::Follow</code>] if either <code>self</code> or <code>other</code> returns
|
|
<code>Action::Follow</code>. <a>Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Same-for-T" class="impl"><a class="src rightside" href="https://docs.rs/typenum/1.18.0/src/typenum/type_operators.rs.html#34">Source</a><a href="#impl-Same-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://docs.rs/typenum/1.18.0/typenum/type_operators/trait.Same.html" title="trait typenum::type_operators::Same">Same</a> for T</h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Output" class="associatedtype trait-impl"><a class="src rightside" href="https://docs.rs/typenum/1.18.0/src/typenum/type_operators.rs.html#35">Source</a><a href="#associatedtype.Output" class="anchor">§</a><h4 class="code-header">type <a href="https://docs.rs/typenum/1.18.0/typenum/type_operators/trait.Same.html#associatedtype.Output" class="associatedtype">Output</a> = T</h4></section></summary><div class='docblock'>Should always be <code>Self</code></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-ServiceExt-for-T" class="impl"><a href="#impl-ServiceExt-for-T" class="anchor">§</a><h3 class="code-header">impl<T> ServiceExt for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.propagate_header" class="method trait-impl"><a href="#method.propagate_header" class="anchor">§</a><h4 class="code-header">fn <a class="fn">propagate_header</a>(self, header: HeaderName) -> PropagateHeader<Self><div class="where">where
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|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Propagate a header from the request to the response. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.add_extension" class="method trait-impl"><a href="#method.add_extension" class="anchor">§</a><h4 class="code-header">fn <a class="fn">add_extension</a><T>(self, value: T) -> AddExtension<Self, T><div class="where">where
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|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Add some shareable value to <a href="https://docs.rs/http/latest/http/struct.Extensions.html">request extensions</a>. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.map_request_body" class="method trait-impl"><a href="#method.map_request_body" class="anchor">§</a><h4 class="code-header">fn <a class="fn">map_request_body</a><F>(self, f: F) -> MapRequestBody<Self, F><div class="where">where
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|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Apply a transformation to the request body. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.map_response_body" class="method trait-impl"><a href="#method.map_response_body" class="anchor">§</a><h4 class="code-header">fn <a class="fn">map_response_body</a><F>(self, f: F) -> MapResponseBody<Self, F><div class="where">where
|
|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Apply a transformation to the response body. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.compression" class="method trait-impl"><a href="#method.compression" class="anchor">§</a><h4 class="code-header">fn <a class="fn">compression</a>(self) -> Compression<Self><div class="where">where
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|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Compresses response bodies. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.decompression" class="method trait-impl"><a href="#method.decompression" class="anchor">§</a><h4 class="code-header">fn <a class="fn">decompression</a>(self) -> Decompression<Self><div class="where">where
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|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Decompress response bodies. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.trace_for_http" class="method trait-impl"><a href="#method.trace_for_http" class="anchor">§</a><h4 class="code-header">fn <a class="fn">trace_for_http</a>(self) -> Trace<Self, SharedClassifier<ServerErrorsAsFailures>><div class="where">where
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|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>High level tracing that classifies responses using HTTP status codes. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.trace_for_grpc" class="method trait-impl"><a href="#method.trace_for_grpc" class="anchor">§</a><h4 class="code-header">fn <a class="fn">trace_for_grpc</a>(self) -> Trace<Self, SharedClassifier<GrpcErrorsAsFailures>><div class="where">where
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|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>High level tracing that classifies responses using gRPC headers. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.follow_redirects" class="method trait-impl"><a href="#method.follow_redirects" class="anchor">§</a><h4 class="code-header">fn <a class="fn">follow_redirects</a>(self) -> FollowRedirect<Self><div class="where">where
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|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Follow redirect resposes using the <a href="crate::follow_redirect::policy::Standard"><code>Standard</code></a> policy. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.sensitive_headers" class="method trait-impl"><a href="#method.sensitive_headers" class="anchor">§</a><h4 class="code-header">fn <a class="fn">sensitive_headers</a>(
|
|
self,
|
|
headers: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html" title="trait core::iter::traits::collect::IntoIterator">IntoIterator</a><Item = HeaderName>,
|
|
) -> SetSensitiveRequestHeaders<SetSensitiveResponseHeaders<Self>><div class="where">where
|
|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Mark headers as <a href="https://docs.rs/http/latest/http/header/struct.HeaderValue.html#method.set_sensitive">sensitive</a> on both requests and responses. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.sensitive_request_headers" class="method trait-impl"><a href="#method.sensitive_request_headers" class="anchor">§</a><h4 class="code-header">fn <a class="fn">sensitive_request_headers</a>(
|
|
self,
|
|
headers: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html" title="trait core::iter::traits::collect::IntoIterator">IntoIterator</a><Item = HeaderName>,
|
|
) -> SetSensitiveRequestHeaders<Self><div class="where">where
|
|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Mark headers as <a href="https://docs.rs/http/latest/http/header/struct.HeaderValue.html#method.set_sensitive">sensitive</a> on requests. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.sensitive_response_headers" class="method trait-impl"><a href="#method.sensitive_response_headers" class="anchor">§</a><h4 class="code-header">fn <a class="fn">sensitive_response_headers</a>(
|
|
self,
|
|
headers: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html" title="trait core::iter::traits::collect::IntoIterator">IntoIterator</a><Item = HeaderName>,
|
|
) -> SetSensitiveResponseHeaders<Self><div class="where">where
|
|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Mark headers as <a href="https://docs.rs/http/latest/http/header/struct.HeaderValue.html#method.set_sensitive">sensitive</a> on responses. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.override_request_header" class="method trait-impl"><a href="#method.override_request_header" class="anchor">§</a><h4 class="code-header">fn <a class="fn">override_request_header</a><M>(
|
|
self,
|
|
header_name: HeaderName,
|
|
make: M,
|
|
) -> SetRequestHeader<Self, M><div class="where">where
|
|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Insert a header into the request. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.append_request_header" class="method trait-impl"><a href="#method.append_request_header" class="anchor">§</a><h4 class="code-header">fn <a class="fn">append_request_header</a><M>(
|
|
self,
|
|
header_name: HeaderName,
|
|
make: M,
|
|
) -> SetRequestHeader<Self, M><div class="where">where
|
|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Append a header into the request. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.insert_request_header_if_not_present" class="method trait-impl"><a href="#method.insert_request_header_if_not_present" class="anchor">§</a><h4 class="code-header">fn <a class="fn">insert_request_header_if_not_present</a><M>(
|
|
self,
|
|
header_name: HeaderName,
|
|
make: M,
|
|
) -> SetRequestHeader<Self, M><div class="where">where
|
|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Insert a header into the request, if the header is not already present. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.override_response_header" class="method trait-impl"><a href="#method.override_response_header" class="anchor">§</a><h4 class="code-header">fn <a class="fn">override_response_header</a><M>(
|
|
self,
|
|
header_name: HeaderName,
|
|
make: M,
|
|
) -> SetResponseHeader<Self, M><div class="where">where
|
|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Insert a header into the response. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.append_response_header" class="method trait-impl"><a href="#method.append_response_header" class="anchor">§</a><h4 class="code-header">fn <a class="fn">append_response_header</a><M>(
|
|
self,
|
|
header_name: HeaderName,
|
|
make: M,
|
|
) -> SetResponseHeader<Self, M><div class="where">where
|
|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Append a header into the response. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.insert_response_header_if_not_present" class="method trait-impl"><a href="#method.insert_response_header_if_not_present" class="anchor">§</a><h4 class="code-header">fn <a class="fn">insert_response_header_if_not_present</a><M>(
|
|
self,
|
|
header_name: HeaderName,
|
|
make: M,
|
|
) -> SetResponseHeader<Self, M><div class="where">where
|
|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Insert a header into the response, if the header is not already present. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.set_request_id" class="method trait-impl"><a href="#method.set_request_id" class="anchor">§</a><h4 class="code-header">fn <a class="fn">set_request_id</a><M>(
|
|
self,
|
|
header_name: HeaderName,
|
|
make_request_id: M,
|
|
) -> SetRequestId<Self, M><div class="where">where
|
|
Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,
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M: MakeRequestId,</div></h4></section></summary><div class='docblock'>Add request id header and extension. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.set_x_request_id" class="method trait-impl"><a href="#method.set_x_request_id" class="anchor">§</a><h4 class="code-header">fn <a class="fn">set_x_request_id</a><M>(self, make_request_id: M) -> SetRequestId<Self, M><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,
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M: MakeRequestId,</div></h4></section></summary><div class='docblock'>Add request id header and extension, using <code>x-request-id</code> as the header name. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.propagate_request_id" class="method trait-impl"><a href="#method.propagate_request_id" class="anchor">§</a><h4 class="code-header">fn <a class="fn">propagate_request_id</a>(
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self,
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header_name: HeaderName,
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) -> PropagateRequestId<Self><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Propgate request ids from requests to responses. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.propagate_x_request_id" class="method trait-impl"><a href="#method.propagate_x_request_id" class="anchor">§</a><h4 class="code-header">fn <a class="fn">propagate_x_request_id</a>(self) -> PropagateRequestId<Self><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Propgate request ids from requests to responses, using <code>x-request-id</code> as the header name. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.catch_panic" class="method trait-impl"><a href="#method.catch_panic" class="anchor">§</a><h4 class="code-header">fn <a class="fn">catch_panic</a>(self) -> CatchPanic<Self, DefaultResponseForPanic><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Catch panics and convert them into <code>500 Internal Server</code> responses. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.request_body_limit" class="method trait-impl"><a href="#method.request_body_limit" class="anchor">§</a><h4 class="code-header">fn <a class="fn">request_body_limit</a>(self, limit: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> RequestBodyLimit<Self><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Intercept requests with over-sized payloads and convert them into
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<code>413 Payload Too Large</code> responses. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.trim_trailing_slash" class="method trait-impl"><a href="#method.trim_trailing_slash" class="anchor">§</a><h4 class="code-header">fn <a class="fn">trim_trailing_slash</a>(self) -> NormalizePath<Self><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Remove trailing slashes from paths. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.append_trailing_slash" class="method trait-impl"><a href="#method.append_trailing_slash" class="anchor">§</a><h4 class="code-header">fn <a class="fn">append_trailing_slash</a>(self) -> NormalizePath<Self><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Append trailing slash to paths. <a>Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Tap-for-T" class="impl"><a href="#impl-Tap-for-T" class="anchor">§</a><h3 class="code-header">impl<T> Tap for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.tap" class="method trait-impl"><a href="#method.tap" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap</a>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(&Self)) -> Self</h4></section></summary><div class='docblock'>Immutable access to a value. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.tap_mut" class="method trait-impl"><a href="#method.tap_mut" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap_mut</a>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(&mut Self)) -> Self</h4></section></summary><div class='docblock'>Mutable access to a value. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.tap_borrow" class="method trait-impl"><a href="#method.tap_borrow" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap_borrow</a><B>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&B</a>)) -> Self<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><B>,
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B: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Immutable access to the <code>Borrow<B></code> of a value. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.tap_borrow_mut" class="method trait-impl"><a href="#method.tap_borrow_mut" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap_borrow_mut</a><B>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut B</a>)) -> Self<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><B>,
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B: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Mutable access to the <code>BorrowMut<B></code> of a value. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.tap_ref" class="method trait-impl"><a href="#method.tap_ref" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap_ref</a><R>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&R</a>)) -> Self<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.AsRef.html" title="trait core::convert::AsRef">AsRef</a><R>,
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R: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Immutable access to the <code>AsRef<R></code> view of a value. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.tap_ref_mut" class="method trait-impl"><a href="#method.tap_ref_mut" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap_ref_mut</a><R>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut R</a>)) -> Self<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.AsMut.html" title="trait core::convert::AsMut">AsMut</a><R>,
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R: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Mutable access to the <code>AsMut<R></code> view of a value. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.tap_deref" class="method trait-impl"><a href="#method.tap_deref" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap_deref</a><T>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&T</a>)) -> Self<div class="where">where
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Self: <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 = T>,
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T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Immutable access to the <code>Deref::Target</code> of a value. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.tap_deref_mut" class="method trait-impl"><a href="#method.tap_deref_mut" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap_deref_mut</a><T>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut T</a>)) -> Self<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/deref/trait.DerefMut.html" title="trait core::ops::deref::DerefMut">DerefMut</a><Target = T> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/deref/trait.Deref.html" title="trait core::ops::deref::Deref">Deref</a>,
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T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Mutable access to the <code>Deref::Target</code> of a value. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.tap_dbg" class="method trait-impl"><a href="#method.tap_dbg" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap_dbg</a>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(&Self)) -> Self</h4></section></summary><div class='docblock'>Calls <code>.tap()</code> only in debug builds, and is erased in release builds.</div></details><details class="toggle method-toggle" open><summary><section id="method.tap_mut_dbg" class="method trait-impl"><a href="#method.tap_mut_dbg" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap_mut_dbg</a>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(&mut Self)) -> Self</h4></section></summary><div class='docblock'>Calls <code>.tap_mut()</code> only in debug builds, and is erased in release
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builds.</div></details><details class="toggle method-toggle" open><summary><section id="method.tap_borrow_dbg" class="method trait-impl"><a href="#method.tap_borrow_dbg" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap_borrow_dbg</a><B>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&B</a>)) -> Self<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><B>,
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B: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Calls <code>.tap_borrow()</code> only in debug builds, and is erased in release
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builds.</div></details><details class="toggle method-toggle" open><summary><section id="method.tap_borrow_mut_dbg" class="method trait-impl"><a href="#method.tap_borrow_mut_dbg" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap_borrow_mut_dbg</a><B>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut B</a>)) -> Self<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><B>,
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B: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Calls <code>.tap_borrow_mut()</code> only in debug builds, and is erased in release
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builds.</div></details><details class="toggle method-toggle" open><summary><section id="method.tap_ref_dbg" class="method trait-impl"><a href="#method.tap_ref_dbg" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap_ref_dbg</a><R>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&R</a>)) -> Self<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.AsRef.html" title="trait core::convert::AsRef">AsRef</a><R>,
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R: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Calls <code>.tap_ref()</code> only in debug builds, and is erased in release
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builds.</div></details><details class="toggle method-toggle" open><summary><section id="method.tap_ref_mut_dbg" class="method trait-impl"><a href="#method.tap_ref_mut_dbg" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap_ref_mut_dbg</a><R>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut R</a>)) -> Self<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.AsMut.html" title="trait core::convert::AsMut">AsMut</a><R>,
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R: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Calls <code>.tap_ref_mut()</code> only in debug builds, and is erased in release
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builds.</div></details><details class="toggle method-toggle" open><summary><section id="method.tap_deref_dbg" class="method trait-impl"><a href="#method.tap_deref_dbg" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap_deref_dbg</a><T>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&T</a>)) -> Self<div class="where">where
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Self: <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 = T>,
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T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Calls <code>.tap_deref()</code> only in debug builds, and is erased in release
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builds.</div></details><details class="toggle method-toggle" open><summary><section id="method.tap_deref_mut_dbg" class="method trait-impl"><a href="#method.tap_deref_mut_dbg" class="anchor">§</a><h4 class="code-header">fn <a class="fn">tap_deref_mut_dbg</a><T>(self, func: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut T</a>)) -> Self<div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/deref/trait.DerefMut.html" title="trait core::ops::deref::DerefMut">DerefMut</a><Target = T> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/deref/trait.Deref.html" title="trait core::ops::deref::Deref">Deref</a>,
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T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Calls <code>.tap_deref_mut()</code> only in debug builds, and is erased in release
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builds.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryConv-for-T" class="impl"><a href="#impl-TryConv-for-T" class="anchor">§</a><h3 class="code-header">impl<T> TryConv for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.try_conv" class="method trait-impl"><a href="#method.try_conv" class="anchor">§</a><h4 class="code-header">fn <a class="fn">try_conv</a><T>(self) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><T, Self::<a class="associatedtype" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error" title="type core::convert::TryInto::Error">Error</a>><div class="where">where
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Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a><T>,</div></h4></section></summary><div class='docblock'>Attempts to convert <code>self</code> into <code>T</code> using <code>TryInto<T></code>. <a>Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#827-829">Source</a><a href="#impl-TryFrom%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">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<div class="where">where
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U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><T>,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Error-1" class="associatedtype trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#831">Source</a><a href="#associatedtype.Error-1" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#834">Source</a><a href="#method.try_from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from" class="fn">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="associatedtype" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryInto%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#811-813">Source</a><a href="#impl-TryInto%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">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<div class="where">where
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U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Error" class="associatedtype trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#815">Source</a><a href="#associatedtype.Error" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">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="associatedtype" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#818">Source</a><a href="#method.try_into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into" class="fn">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="associatedtype" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-VZip%3CV%3E-for-T" class="impl"><a href="#impl-VZip%3CV%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<V, T> VZip<V> for T<div class="where">where
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V: MultiLane<T>,</div></h3></section></summary><div class="impl-items"><section id="method.vzip" class="method trait-impl"><a href="#method.vzip" class="anchor">§</a><h4 class="code-header">fn <a class="fn">vzip</a>(self) -> V</h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-WithSubscriber-for-T" class="impl"><a href="#impl-WithSubscriber-for-T" class="anchor">§</a><h3 class="code-header">impl<T> WithSubscriber for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.with_subscriber" class="method trait-impl"><a href="#method.with_subscriber" class="anchor">§</a><h4 class="code-header">fn <a class="fn">with_subscriber</a><S>(self, subscriber: S) -> WithDispatch<Self><div class="where">where
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S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><Dispatch>,</div></h4></section></summary><div class='docblock'>Attaches the provided <a href="super::Subscriber"><code>Subscriber</code></a> to this type, returning a
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[<code>WithDispatch</code>] wrapper. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.with_current_subscriber" class="method trait-impl"><a href="#method.with_current_subscriber" class="anchor">§</a><h4 class="code-header">fn <a class="fn">with_current_subscriber</a>(self) -> WithDispatch<Self></h4></section></summary><div class='docblock'>Attaches the current <a href="crate::dispatcher#setting-the-default-subscriber">default</a> <a href="super::Subscriber"><code>Subscriber</code></a> to this type, returning a
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[<code>WithDispatch</code>] wrapper. <a>Read more</a></div></details></div></details><section id="impl-Any-for-T-1" class="impl"><a href="#impl-Any-for-T-1" class="anchor">§</a><h3 class="code-header">impl<T> Any for T<div class="where">where
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T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a>,</div></h3></section><section id="impl-ErasedDestructor-for-T" class="impl"><a href="#impl-ErasedDestructor-for-T" class="anchor">§</a><h3 class="code-header">impl<T> ErasedDestructor for T<div class="where">where
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T: 'static,</div></h3></section><section id="impl-MaybeSend-for-T" class="impl"><a href="#impl-MaybeSend-for-T" class="anchor">§</a><h3 class="code-header">impl<T> MaybeSend for T<div class="where">where
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T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>,</div></h3></section><section id="impl-MaybeSend-for-T-1" class="impl"><a href="#impl-MaybeSend-for-T-1" class="anchor">§</a><h3 class="code-header">impl<T> MaybeSend for T<div class="where">where
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T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>,</div></h3></section></div></section></div></main></body></html> |