From 380d53fb2c2190204b977a86ffc9fe74c083af5c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tomasz=20Mi=C4=85sko?= <tomasz.miasko@gmail.com>
Date: Mon, 17 Jan 2022 00:00:00 +0000
Subject: [PATCH] Check namespace before computing the Levenshtein distance

---
 compiler/rustc_typeck/src/check/method/probe.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/compiler/rustc_typeck/src/check/method/probe.rs b/compiler/rustc_typeck/src/check/method/probe.rs
index 9efaa37633e3..d082b4aac483 100644
--- a/compiler/rustc_typeck/src/check/method/probe.rs
+++ b/compiler/rustc_typeck/src/check/method/probe.rs
@@ -1904,8 +1904,11 @@ impl<'a, 'tcx> ProbeContext<'a, 'tcx> {
                     .associated_items(def_id)
                     .in_definition_order()
                     .filter(|x| {
+                        if x.kind.namespace() != Namespace::ValueNS {
+                            return false;
+                        }
                         let dist = lev_distance(name.as_str(), x.name.as_str());
-                        x.kind.namespace() == Namespace::ValueNS && dist > 0 && dist <= max_dist
+                        dist > 0 && dist <= max_dist
                     })
                     .copied()
                     .collect()