From 63c081d4568770c7fac371dc92715c290b9f244d Mon Sep 17 00:00:00 2001
From: Jason Lee <huacnlee@gmail.com>
Date: Thu, 2 Oct 2025 20:49:41 +0800
Subject: [PATCH] editor: Improve inlay color border (#39353)

Release Notes:

- Improved inlay color border to more clearly.

---

It was used `border_color`, that variable is often gray, which makes the
border look blurred when mixed with other inlay color backgrounds.

## Before

<img width="590" height="516" alt="SCR-20251002-qrkt"
src="https://github.com/user-attachments/assets/733a9a49-55ac-49aa-83fa-ebcfeece8129"
/>
<img width="590" height="516" alt="SCR-20251002-qrlt"
src="https://github.com/user-attachments/assets/34fa92bb-c754-4587-9e02-f3901dbc2fd6"
/>
<img width="590" height="516" alt="SCR-20251002-qrmw"
src="https://github.com/user-attachments/assets/b7f7abd8-e2c9-415d-9522-0801575b41c7"
/>
<img width="590" height="516" alt="SCR-20251002-qroa"
src="https://github.com/user-attachments/assets/8106d4c5-9bcd-4997-9644-ba680feadbce"
/>
<img width="590" height="516" alt="SCR-20251002-qrsf"
src="https://github.com/user-attachments/assets/6c9f5e58-e3a5-4363-a2d3-d6e5c4f40d17"
/>
<img width="590" height="516" alt="SCR-20251002-qsaw"
src="https://github.com/user-attachments/assets/706171be-af4f-4f19-ba97-ca2dab6ca15e"
/>

## After

<img width="663" height="541" alt="SCR-20251002-qqci"
src="https://github.com/user-attachments/assets/d586b5c3-2a10-4c8d-8403-2707e1e6c8bd"
/>
<img width="663" height="541" alt="SCR-20251002-qqdl"
src="https://github.com/user-attachments/assets/4adbc2a1-3763-4c6f-b1ef-61ef30652079"
/>
<img width="663" height="541" alt="SCR-20251002-qqev"
src="https://github.com/user-attachments/assets/d7d9dcfa-82db-4e3d-ae99-add493b3ebc2"
/>
<img width="663" height="541" alt="SCR-20251002-qqfs"
src="https://github.com/user-attachments/assets/4e910140-9de1-4a10-b2ca-aa0a8b335fad"
/>
<img width="663" height="541" alt="SCR-20251002-qqhb"
src="https://github.com/user-attachments/assets/ea16baee-3015-4899-af99-afed2a5b1dd3"
/>

---------

Co-authored-by: Danilo Leal <daniloleal09@gmail.com>
---
 crates/editor/src/display_map/inlay_map.rs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/crates/editor/src/display_map/inlay_map.rs b/crates/editor/src/display_map/inlay_map.rs
index 3fcbb530be3af64c842c17ef49151995ad14c218..c4532a93f1d50e91dbd4791b4621b74ee0813cbe 100644
--- a/crates/editor/src/display_map/inlay_map.rs
+++ b/crates/editor/src/display_map/inlay_map.rs
@@ -387,7 +387,13 @@ impl<'a> Iterator for InlayChunks<'a> {
                                                 .right_1()
                                                 .size_3()
                                                 .border_1()
-                                                .border_color(cx.theme().colors().border)
+                                                .border_color(
+                                                    if cx.theme().appearance().is_light() {
+                                                        gpui::black().opacity(0.5)
+                                                    } else {
+                                                        gpui::white().opacity(0.5)
+                                                    },
+                                                )
                                                 .bg(color),
                                         )
                                         .into_any_element()