From 1b8d65ed29e17e24d0acecf1986ab320c5747a85 Mon Sep 17 00:00:00 2001
From: Ada Alakbarova <ada.alakbarova@proton.me>
Date: Mon, 14 Jul 2025 18:10:41 +0200
Subject: [PATCH] rustc_type_ir/walk: move docstring to `TypeWalker` itself

having it on the impl block is a bit weird imo
---
 compiler/rustc_type_ir/src/walk.rs | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/compiler/rustc_type_ir/src/walk.rs b/compiler/rustc_type_ir/src/walk.rs
index 737550eb73e99..9912fad1756ea 100644
--- a/compiler/rustc_type_ir/src/walk.rs
+++ b/compiler/rustc_type_ir/src/walk.rs
@@ -12,12 +12,6 @@ use crate::{self as ty, Interner};
 // avoid heap allocations.
 type TypeWalkerStack<I> = SmallVec<[<I as Interner>::GenericArg; 8]>;
 
-pub struct TypeWalker<I: Interner> {
-    stack: TypeWalkerStack<I>,
-    last_subtree: usize,
-    pub visited: SsoHashSet<I::GenericArg>,
-}
-
 /// An iterator for walking the type tree.
 ///
 /// It's very easy to produce a deeply
@@ -26,6 +20,12 @@ pub struct TypeWalker<I: Interner> {
 /// in this situation walker only visits each type once.
 /// It maintains a set of visited types and
 /// skips any types that are already there.
+pub struct TypeWalker<I: Interner> {
+    stack: TypeWalkerStack<I>,
+    last_subtree: usize,
+    pub visited: SsoHashSet<I::GenericArg>,
+}
+
 impl<I: Interner> TypeWalker<I> {
     pub fn new(root: I::GenericArg) -> Self {
         Self { stack: smallvec![root], last_subtree: 1, visited: SsoHashSet::new() }