From 9fffe0d710108e8a9fad62261730fac036d8d2c9 Mon Sep 17 00:00:00 2001
From: Florian Bruhin <me@the-compiler.org>
Date: Tue, 15 Jun 2021 17:36:12 +0200
Subject: [PATCH] doc: Link to harfbuzz font feature format

---
 kitty/options/definition.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/kitty/options/definition.py b/kitty/options/definition.py
index d8371fe9c..413455f6f 100644
--- a/kitty/options/definition.py
+++ b/kitty/options/definition.py
@@ -140,6 +140,10 @@ changes the appearance of the zero (0), to make it more easily distinguishable
 from Ø. Fira Code Retina also includes other discretionary features known as
 Stylistic Sets which have the tags :code:`ss01` through :code:`ss20`.
 
+For the exact syntax to use for individual features, see the
+:link:`Harfbuzz documentation
+<https://harfbuzz.github.io/harfbuzz-hb-common.html#hb-feature-from-string>`.
+
 Note that this code is indexed by PostScript name, and not the font
 family. This allows you to define very precise feature settings; e.g. you can
 disable a feature in the italic font but not in the regular font.