From 3a1ddf339c83e5f308835bdde2371a47cc848fd0 Mon Sep 17 00:00:00 2001
From: NetterSilver <133535268+Silvertree2010@users.noreply.github.com>
Date: Sat, 24 Oct 2026 11:22:48 +0200
Subject: [PATCH] Convert text decoration colour in colour profile conversion
 (#1247)

Found while testing crates/doc/src/colors.rs:30 (TextStyle::for_each_color_mut, used by TextData, Style and Document::map_colors / set_color_profile)

Co-authored-by: Claude Haiku 5.5 <noreply@anthropic.com>
---
 crates/doc/src/colors.rs       | 3 +++
 crates/doc/src/colors_tests.rs | 8 ++++++++
 2 files changed, 11 insertions(+)

diff --git a/crates/doc/src/colors.rs b/crates/doc/src/colors.rs
index d480f4ea..93d32f0b 100644
--- a/crates/doc/src/colors.rs
+++ b/crates/doc/src/colors.rs
@@ -35,6 +35,9 @@ impl Effect {
 impl TextStyle {
     pub fn for_each_color_mut(&mut self, f: &mut ColorVisitor) {
         self.fills.iter_mut().flatten().for_each(|p| p.for_each_color_mut(f));
+        if let Some(c) = self.decoration_look.as_deref_mut().and_then(|l| l.color.as_mut()) {
+            f(c);
+        }
     }
 }
 
diff --git a/crates/doc/src/colors_tests.rs b/crates/doc/src/colors_tests.rs
index 3a97a5d0..5cadfbbe 100644
--- a/crates/doc/src/colors_tests.rs
+++ b/crates/doc/src/colors_tests.rs
@@ -134,3 +134,11 @@ fn profile_and_presets_serialize_only_when_set() {
     assert_eq!(back.color_profile, ColorProfile::DisplayP3);
     assert_eq!(back.image_presets, d.image_presets);
 }
+
+#[test]
+fn text_decoration_colour_is_visited() {
+    let mut s = TextStyle::default();
+    s.set_look(|l| l.color = Some(RED));
+    s.for_each_color_mut(&mut |c| *c = Color::BLACK);
+    assert_eq!(s.look().color, Some(Color::BLACK), "decoration colour not visited");
+}