From 492b849ea1cec2285ac466f31dde26084021b3f6 Mon Sep 17 00:00:00 2001
From: Piotr Osiewicz <24362066+osiewicz@users.noreply.github.com>
Date: Thu, 6 Jul 2023 12:09:33 +0200
Subject: [PATCH] Do not render multiple hunks for the same line

---
 crates/editor/src/element.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/crates/editor/src/element.rs b/crates/editor/src/element.rs
index 0a462b1e5d39489b6abf10d4cca380fc966d7d35..2f69781aa140a48a14befe86b89c70cc460ebce8 100644
--- a/crates/editor/src/element.rs
+++ b/crates/editor/src/element.rs
@@ -1057,6 +1057,7 @@ impl EditorElement {
             if layout.is_singleton && scrollbar_settings.selections {
                 let start_anchor = Anchor::min();
                 let end_anchor = Anchor::max();
+                let mut last_rendered_row_range = (-1., -1.);
                 for (row, _) in &editor.background_highlights_in_range(
                     start_anchor..end_anchor,
                     &layout.position_map.snapshot,
@@ -1069,6 +1070,11 @@ impl EditorElement {
                     if end_y - start_y < 1. {
                         end_y = start_y + 1.;
                     }
+                    if (start_y, end_y) == last_rendered_row_range {
+                        skipped += 1;
+                        continue;
+                    }
+                    last_rendered_row_range = (start_y, end_y);
                     let bounds = RectF::from_points(vec2f(left, start_y), vec2f(right, end_y));
 
                     let color = scrollbar_theme.selections;