From 35dd75c945079d9e5a9bbc51e9921ba551b3f607 Mon Sep 17 00:00:00 2001
From: aligator <me@aligator.dev>
Date: Mon, 2 Dec 2024 23:11:18 +0100
Subject: [PATCH] Sort colors in .Filter in a stable way, even with duplicate
 names

---
 gamut.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/gamut.go b/gamut.go
index b229ba0..835f36e 100644
--- a/gamut.go
+++ b/gamut.go
@@ -107,7 +107,10 @@ func (g Palette) Filter(name string) Colors {
 		}
 	}
 
-	sort.Slice(c, func(i, j int) bool {
+	sort.SliceStable(c, func(i, j int) bool {
+		if c[i].Name == c[j].Name {
+			return ToHex(c[i].Color) < ToHex(c[j].Color)
+		}
 		di := smetrics.WagnerFischer(strings.ToLower(c[i].Name), s, 1, 1, 2)
 		dj := smetrics.WagnerFischer(strings.ToLower(c[j].Name), s, 1, 1, 2)
 		return di < dj