From d3d8749c61ddde8eabf3d666f9bedca2a80daeb9 Mon Sep 17 00:00:00 2001
From: Michael Orlitzky <michael@orlitzky.com>
Date: Thu, 2 Nov 2023 21:30:42 -0400
Subject: [PATCH] svgclean.xsl: update a comment

Explain how we're going to group tspans to avoid clobbering them.
---
 svgclean.xsl | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/svgclean.xsl b/svgclean.xsl
index 2a1c2d2..5077a21 100644
--- a/svgclean.xsl
+++ b/svgclean.xsl
@@ -5,8 +5,11 @@
   <xsl:output method="xml" encoding="UTF-8" />
 
   <!--
-    The first rule replaces a <tspan> inside of a <text> with its
-    contents.
+    The first rule replaces a <tspan> directly inside of a <text> with
+    its contents. The "directly" part is important because we actually
+    use tspans in one place, for the origin -> destination. We don't
+    want to clobber THOSE tspans, but we can avoid it by putting them
+    in a group (<g>).
   -->
   <xsl:template match="svg:text/svg:tspan">
     <xsl:value-of select="text()" />
-- 
2.43.2