From 229879c2ddeb06ebf0e73593ca79625e31d71318 Mon Sep 17 00:00:00 2001
From: Akshay <nerdy@peppe.rs>
Date: Sat, 19 Apr 2025 17:19:53 +0100
Subject: [PATCH] appview: highlight linked lines

---
 appview/pages/pages.go |  2 --
 cmd/syntax/chroma.go   | 16 ++++++++++++++++
 2 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/appview/pages/pages.go b/appview/pages/pages.go
index b17dc1d3..f3e3d9d1 100644
--- a/appview/pages/pages.go
+++ b/appview/pages/pages.go
@@ -498,8 +498,6 @@ type RepoBlobParams struct {
 
 func (p *Pages) RepoBlob(w io.Writer, params RepoBlobParams) error {
 	var style *chroma.Style = styles.Get("catpuccin-latte")
-	b := style.Builder()
-	style, _ = b.Build()
 
 	if params.ShowRendered {
 		switch markup.GetFormat(params.Path) {
diff --git a/cmd/syntax/chroma.go b/cmd/syntax/chroma.go
index 619865fc..a578ebd5 100644
--- a/cmd/syntax/chroma.go
+++ b/cmd/syntax/chroma.go
@@ -14,6 +14,20 @@ var (
 	darkTheme  = "catppuccin-macchiato"
 )
 
+const (
+	targetHl = `
+	.chroma .line:has(.ln:target) {
+		background-color: rgba(140, 143, 161, 0.3);
+	}
+
+	@media (prefers-color-scheme: dark) {
+		.chroma .line:has(.ln:target) {
+			background-color: rgba(128, 135, 162, 0.3);
+		}
+	}
+	`
+)
+
 func main() {
 	outFile := flag.String("out", "", "css output file path")
 	flag.Parse()
@@ -38,4 +52,6 @@ func main() {
 	file.WriteString("\n@media (prefers-color-scheme: dark) {\n")
 	formatter.WriteCSS(file, styles.Get(darkTheme))
 	file.WriteString("}\n")
+
+	file.WriteString(targetHl)
 }
-- 
2.51.2