From 82dce7a650d82b95dcfe308a5ffe2ec5c844486d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Piotr=20Kwarci=C5=84ski?=
 <100768054+piotrkwarcinski@users.noreply.github.com>
Date: Thu, 5 Jun 2025 21:46:48 +0200
Subject: [PATCH] ViewID equality (#30)

---
 helix-view/src/extension.rs | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/helix-view/src/extension.rs b/helix-view/src/extension.rs
index 32cba948b..e2d77b956 100644
--- a/helix-view/src/extension.rs
+++ b/helix-view/src/extension.rs
@@ -53,7 +53,15 @@ mod steel_implementations {
     }
     impl Custom for crate::graphics::CursorKind {}
     impl Custom for DocumentId {}
-    impl Custom for ViewId {}
+    impl Custom for ViewId {
+        fn equality_hint(&self, other: &dyn steel::rvals::CustomType) -> bool {
+            if let Some(other) = as_underlying_type::<ViewId>(other) {
+                self == other
+            } else {
+                false
+            }
+        }
+    }
     impl CustomReference for Document {}
 
     impl Custom for Action {}