From 9eba3956087ef76eecc94e79446ef38e210814db Mon Sep 17 00:00:00 2001
From: Jed Fox <git@jedfox.com>
Date: Mon, 24 Apr 2023 15:50:57 -0400
Subject: [PATCH] Fix generate-patch script

---
 script/generate-patch | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/script/generate-patch b/script/generate-patch
index 486acf2..97caf3a 100755
--- a/script/generate-patch
+++ b/script/generate-patch
@@ -8,13 +8,16 @@ if [ $# -ne 1 ]; then
 fi
 
 FILE=Sources/$1/Generated.swift
-NEW_HEADER=$(cat <<EOF
---- a/$FILE
-+++ b/$FILE
-EOF)
 
 cp $FILE $FILE.modified
 swift run WebIDLToSwift --no-patch
-git diff --no-ext-diff --no-index $FILE $FILE.modified | tail -n +5 | sed "s/^/$NEW_HEADER/" | sed 's/[[:space:]]*$//'
+
+cat <<EOF > "Patches/$1.patch"
+--- a/$FILE
++++ b/$FILE
+EOF
+
+git diff --no-ext-diff --no-index $FILE $FILE.modified | tail -n +5 | sed 's/[[:space:]]*$//' >> "Patches/$1.patch"
+
 swift run WebIDLToSwift
 rm $FILE.modified