=== modified file 'common.zsh'
--- common.zsh	2017-11-30 20:24:50 +0000
+++ common.zsh	2017-11-30 20:06:57 +0000
@@ -92,9 +92,7 @@
 
 exit-if-unchanged() {
 	[[ -f $FILE ]] || return
-	local current
-	current="$(print-meta)"
-	[[ "$(<$FILE)" == "$current" ]] || return
+	[[ "$(<$FILE)" == "$(print-meta)" ]] || return
 	cp $FILE $OUT
 	exit 0
 }