| <!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `PolyFnSig` type in crate `hir_ty`."><title>PolyFnSig in hir_ty::next_solver - 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-e56847b5.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="hir_ty" data-themes="" data-resource-suffix="" data-rustdoc-version="1.91.1 (ed61e7d7e 2025-11-07)" data-channel="1.91.1" data-search-js="search-e256b49e.js" data-stringdex-js="stringdex-c3e638e9.js" data-settings-js="settings-c38705f0.js" ><script src="../../static.files/storage-e2aeef58.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-6dc2a7f3.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-263c88ec.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 type"><!--[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="#">PolyFnSig</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../hir_ty/index.html">hir_ty</a><span class="version">0.0.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Poly<wbr>FnSig</a></h2><h3><a href="#aliased-type">Aliased Type</a></h3><h3><a href="#trait-implementations">Trait Implementations</a></h3><ul class="block trait-implementation"><li><a href="#impl-HirDisplay%3C'db%3E-for-Binder%3CDbInterner%3C'db%3E,+FnSig%3CDbInterner%3C'db%3E%3E%3E" title="HirDisplay<'db>">HirDisplay<'db></a></li><li><a href="#impl-ToTrace%3C'db%3E-for-Binder%3CDbInterner%3C'db%3E,+FnSig%3CDbInterner%3C'db%3E%3E%3E" title="ToTrace<'db>">ToTrace<'db></a></li></ul></section><div id="rustdoc-modnav"><h2><a href="index.html">In hir_<wbr>ty::<wbr>next_<wbr>solver</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"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">hir_ty</a>::<wbr><a href="index.html">next_solver</a></div><h1>Type Alias <span class="type">Poly<wbr>FnSig</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/hir_ty/next_solver.rs.html#45">Source</a> </span></div><pre class="rust item-decl"><code>pub type PolyFnSig<'db> = <a class="type" href="type.Binder.html" title="type hir_ty::next_solver::Binder">Binder</a><'db, FnSig<<a class="struct" href="interner/struct.DbInterner.html" title="struct hir_ty::next_solver::interner::DbInterner">DbInterner</a><'db>>>;</code></pre><h2 id="aliased-type" class="section-header">Aliased Type<a href="#aliased-type" class="anchor">§</a></h2><pre class="rust item-decl"><code>pub struct PolyFnSig<'db> { <span class="comment">/* private fields */</span> }</code></pre><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-HirDisplay%3C'db%3E-for-Binder%3CDbInterner%3C'db%3E,+FnSig%3CDbInterner%3C'db%3E%3E%3E" class="impl"><a class="src rightside" href="../../src/hir_ty/display.rs.html#1757-1786">Source</a><a href="#impl-HirDisplay%3C'db%3E-for-Binder%3CDbInterner%3C'db%3E,+FnSig%3CDbInterner%3C'db%3E%3E%3E" class="anchor">§</a><h3 class="code-header">impl<'db> <a class="trait" href="../display/trait.HirDisplay.html" title="trait hir_ty::display::HirDisplay">HirDisplay</a><'db> for <a class="type" href="type.PolyFnSig.html" title="type hir_ty::next_solver::PolyFnSig">PolyFnSig</a><'db></h3></section></summary><div class="impl-items"><section id="method.hir_fmt" class="method trait-impl"><a class="src rightside" href="../../src/hir_ty/display.rs.html#1758-1785">Source</a><a href="#method.hir_fmt" class="anchor">§</a><h4 class="code-header">fn <a href="../display/trait.HirDisplay.html#tymethod.hir_fmt" class="fn">hir_fmt</a>(&self, f: &mut <a class="struct" href="../display/struct.HirFormatter.html" title="struct hir_ty::display::HirFormatter">HirFormatter</a><'_, 'db>) -> <a class="type" href="../display/type.Result.html" title="type hir_ty::display::Result">Result</a></h4></section><details class="toggle method-toggle" open><summary><section id="method.into_displayable" class="method trait-impl"><a class="src rightside" href="../../src/hir_ty/display.rs.html#197-227">Source</a><a href="#method.into_displayable" class="anchor">§</a><h4 class="code-header">fn <a href="../display/trait.HirDisplay.html#method.into_displayable" class="fn">into_displayable</a><'a>( |
| &'a self, |
| db: &'db dyn <a class="trait" href="../db/trait.HirDatabase.html" title="trait hir_ty::db::HirDatabase">HirDatabase</a>, |
| max_size: <a class="enum" href="https://doc.rust-lang.org/1.91.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.91.1/std/primitive.usize.html">usize</a>>, |
| limited_size: <a class="enum" href="https://doc.rust-lang.org/1.91.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.91.1/std/primitive.usize.html">usize</a>>, |
| omit_verbose_types: <a class="primitive" href="https://doc.rust-lang.org/1.91.1/std/primitive.bool.html">bool</a>, |
| display_target: <a class="struct" href="../display/struct.DisplayTarget.html" title="struct hir_ty::display::DisplayTarget">DisplayTarget</a>, |
| display_kind: <a class="enum" href="../display/enum.DisplayKind.html" title="enum hir_ty::display::DisplayKind">DisplayKind</a>, |
| closure_style: <a class="enum" href="../display/enum.ClosureStyle.html" title="enum hir_ty::display::ClosureStyle">ClosureStyle</a>, |
| show_container_bounds: <a class="primitive" href="https://doc.rust-lang.org/1.91.1/std/primitive.bool.html">bool</a>, |
| ) -> <a class="struct" href="../display/struct.HirDisplayWrapper.html" title="struct hir_ty::display::HirDisplayWrapper">HirDisplayWrapper</a><'a, 'db, Self><div class="where">where |
| Self: <a class="trait" href="https://doc.rust-lang.org/1.91.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Returns a <code>Display</code>able type that is human-readable.</div></details><details class="toggle method-toggle" open><summary><section id="method.display" class="method trait-impl"><a class="src rightside" href="../../src/hir_ty/display.rs.html#231-251">Source</a><a href="#method.display" class="anchor">§</a><h4 class="code-header">fn <a href="../display/trait.HirDisplay.html#method.display" class="fn">display</a><'a>( |
| &'a self, |
| db: &'db dyn <a class="trait" href="../db/trait.HirDatabase.html" title="trait hir_ty::db::HirDatabase">HirDatabase</a>, |
| display_target: <a class="struct" href="../display/struct.DisplayTarget.html" title="struct hir_ty::display::DisplayTarget">DisplayTarget</a>, |
| ) -> <a class="struct" href="../display/struct.HirDisplayWrapper.html" title="struct hir_ty::display::HirDisplayWrapper">HirDisplayWrapper</a><'a, 'db, Self><div class="where">where |
| Self: <a class="trait" href="https://doc.rust-lang.org/1.91.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Returns a <code>Display</code>able type that is human-readable. |
| Use this for showing types to the user (e.g. diagnostics)</div></details><details class="toggle method-toggle" open><summary><section id="method.display_truncated" class="method trait-impl"><a class="src rightside" href="../../src/hir_ty/display.rs.html#255-276">Source</a><a href="#method.display_truncated" class="anchor">§</a><h4 class="code-header">fn <a href="../display/trait.HirDisplay.html#method.display_truncated" class="fn">display_truncated</a><'a>( |
| &'a self, |
| db: &'db dyn <a class="trait" href="../db/trait.HirDatabase.html" title="trait hir_ty::db::HirDatabase">HirDatabase</a>, |
| max_size: <a class="enum" href="https://doc.rust-lang.org/1.91.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.91.1/std/primitive.usize.html">usize</a>>, |
| display_target: <a class="struct" href="../display/struct.DisplayTarget.html" title="struct hir_ty::display::DisplayTarget">DisplayTarget</a>, |
| ) -> <a class="struct" href="../display/struct.HirDisplayWrapper.html" title="struct hir_ty::display::HirDisplayWrapper">HirDisplayWrapper</a><'a, 'db, Self><div class="where">where |
| Self: <a class="trait" href="https://doc.rust-lang.org/1.91.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Returns a <code>Display</code>able type that is human-readable and tries to be succinct. |
| Use this for showing types to the user where space is constrained (e.g. doc popups)</div></details><details class="toggle method-toggle" open><summary><section id="method.display_limited" class="method trait-impl"><a class="src rightside" href="../../src/hir_ty/display.rs.html#280-301">Source</a><a href="#method.display_limited" class="anchor">§</a><h4 class="code-header">fn <a href="../display/trait.HirDisplay.html#method.display_limited" class="fn">display_limited</a><'a>( |
| &'a self, |
| db: &'db dyn <a class="trait" href="../db/trait.HirDatabase.html" title="trait hir_ty::db::HirDatabase">HirDatabase</a>, |
| limited_size: <a class="enum" href="https://doc.rust-lang.org/1.91.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.91.1/std/primitive.usize.html">usize</a>>, |
| display_target: <a class="struct" href="../display/struct.DisplayTarget.html" title="struct hir_ty::display::DisplayTarget">DisplayTarget</a>, |
| ) -> <a class="struct" href="../display/struct.HirDisplayWrapper.html" title="struct hir_ty::display::HirDisplayWrapper">HirDisplayWrapper</a><'a, 'db, Self><div class="where">where |
| Self: <a class="trait" href="https://doc.rust-lang.org/1.91.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Returns a <code>Display</code>able type that is human-readable and tries to limit the number of items inside. |
| Use this for showing definitions which may contain too many items, like <code>trait</code>, <code>struct</code>, <code>enum</code></div></details><details class="toggle method-toggle" open><summary><section id="method.display_source_code" class="method trait-impl"><a class="src rightside" href="../../src/hir_ty/display.rs.html#305-334">Source</a><a href="#method.display_source_code" class="anchor">§</a><h4 class="code-header">fn <a href="../display/trait.HirDisplay.html#method.display_source_code" class="fn">display_source_code</a><'a>( |
| &'a self, |
| db: &'db dyn <a class="trait" href="../db/trait.HirDatabase.html" title="trait hir_ty::db::HirDatabase">HirDatabase</a>, |
| module_id: ModuleId, |
| allow_opaque: <a class="primitive" href="https://doc.rust-lang.org/1.91.1/std/primitive.bool.html">bool</a>, |
| ) -> <a class="type" href="../display/type.Result.html" title="type hir_ty::display::Result">Result</a><<a class="struct" href="https://doc.rust-lang.org/1.91.1/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>, <a class="enum" href="../display/enum.DisplaySourceCodeError.html" title="enum hir_ty::display::DisplaySourceCodeError">DisplaySourceCodeError</a>></h4></section></summary><div class='docblock'>Returns a String representation of <code>self</code> that can be inserted into the given module. |
| Use this when generating code (e.g. assists)</div></details><details class="toggle method-toggle" open><summary><section id="method.display_test" class="method trait-impl"><a class="src rightside" href="../../src/hir_ty/display.rs.html#337-357">Source</a><a href="#method.display_test" class="anchor">§</a><h4 class="code-header">fn <a href="../display/trait.HirDisplay.html#method.display_test" class="fn">display_test</a><'a>( |
| &'a self, |
| db: &'db dyn <a class="trait" href="../db/trait.HirDatabase.html" title="trait hir_ty::db::HirDatabase">HirDatabase</a>, |
| display_target: <a class="struct" href="../display/struct.DisplayTarget.html" title="struct hir_ty::display::DisplayTarget">DisplayTarget</a>, |
| ) -> <a class="struct" href="../display/struct.HirDisplayWrapper.html" title="struct hir_ty::display::HirDisplayWrapper">HirDisplayWrapper</a><'a, 'db, Self><div class="where">where |
| Self: <a class="trait" href="https://doc.rust-lang.org/1.91.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Returns a String representation of <code>self</code> for test purposes</div></details><details class="toggle method-toggle" open><summary><section id="method.display_with_container_bounds" class="method trait-impl"><a class="src rightside" href="../../src/hir_ty/display.rs.html#361-382">Source</a><a href="#method.display_with_container_bounds" class="anchor">§</a><h4 class="code-header">fn <a href="../display/trait.HirDisplay.html#method.display_with_container_bounds" class="fn">display_with_container_bounds</a><'a>( |
| &'a self, |
| db: &'db dyn <a class="trait" href="../db/trait.HirDatabase.html" title="trait hir_ty::db::HirDatabase">HirDatabase</a>, |
| show_container_bounds: <a class="primitive" href="https://doc.rust-lang.org/1.91.1/std/primitive.bool.html">bool</a>, |
| display_target: <a class="struct" href="../display/struct.DisplayTarget.html" title="struct hir_ty::display::DisplayTarget">DisplayTarget</a>, |
| ) -> <a class="struct" href="../display/struct.HirDisplayWrapper.html" title="struct hir_ty::display::HirDisplayWrapper">HirDisplayWrapper</a><'a, 'db, Self><div class="where">where |
| Self: <a class="trait" href="https://doc.rust-lang.org/1.91.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Returns a String representation of <code>self</code> that shows the constraint from |
| the container for functions</div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-ToTrace%3C'db%3E-for-Binder%3CDbInterner%3C'db%3E,+FnSig%3CDbInterner%3C'db%3E%3E%3E" class="impl"><a class="src rightside" href="../../src/hir_ty/next_solver/infer/at.rs.html#291-295">Source</a><a href="#impl-ToTrace%3C'db%3E-for-Binder%3CDbInterner%3C'db%3E,+FnSig%3CDbInterner%3C'db%3E%3E%3E" class="anchor">§</a><h3 class="code-header">impl<'db> <a class="trait" href="infer/at/trait.ToTrace.html" title="trait hir_ty::next_solver::infer::at::ToTrace">ToTrace</a><'db> for <a class="type" href="type.PolyFnSig.html" title="type hir_ty::next_solver::PolyFnSig">PolyFnSig</a><'db></h3></section></summary><div class="impl-items"><section id="method.to_trace" class="method trait-impl"><a class="src rightside" href="../../src/hir_ty/next_solver/infer/at.rs.html#292-294">Source</a><a href="#method.to_trace" class="anchor">§</a><h4 class="code-header">fn <a href="infer/at/trait.ToTrace.html#tymethod.to_trace" class="fn">to_trace</a>(cause: &ObligationCause, a: Self, b: Self) -> <a class="struct" href="infer/struct.TypeTrace.html" title="struct hir_ty::next_solver::infer::TypeTrace">TypeTrace</a><'db></h4></section></div></details></div></section></div></main></body></html> |
