1 files changed, 28 insertions, 0 deletions
diff --git a/pkgs/data/fonts/iosevka/update.sh b/pkgs/data/fonts/iosevka/update.sh
new file mode 100755
index 0000000000000..df78c62a6ce8b
--- /dev/null
+++ b/pkgs/data/fonts/iosevka/update.sh
@@ -0,0 +1,28 @@
+#! /usr/bin/env nix-shell
+#! nix-shell -i bash -p curl jq
+
+set -e
+
+release=$(curl -s https://api.github.com/repos/be5invis/Iosevka/releases/latest)
+
+oldVersion=$(nix-instantiate --eval -E 'with import ./. {}; lib.getVersion iosevka-bin' | tr -d '"')
+version=$(echo "$release" | jq -r .tag_name | tr -d v)
+
+if test "$oldVersion" = "$version"; then
+	echo "New version same as old version, nothing to do." >&2
+	exit 0
+fi
+
+file=$(nix-instantiate --eval -A iosevka-bin.meta.position | sed -r 's/^"(.*):[0-9]+"$/\1/')
+sed -i "s/$oldVersion/$version/" "$file"
+
+{
+	echo '# This file was autogenerated. DO NOT EDIT!'
+	echo '{'
+	for asset in $(echo "$release" | jq -r '.assets[].name | select(startswith("ttc"))'); do
+		printf '  %s = "%s";\n' \
+			$(echo "$asset" | sed -r "s/^ttc-(.*)-$version.zip$/\1/") \
+			$(nix-prefetch-url "https://github.com/be5invis/Iosevka/releases/download/v$version/$asset")
+	done
+	echo '}'
+} >$(dirname "$file")/variants.nix