Quoted variables

astro

@@ -316,30 +316,30 @@ pager() {
 				'[A')
 					[ "$pos" -le "$lines" ] && continue
 					line="$(sed "$((pos-lines))q;d" "$1")"
-					pos=$((pos-1))
+					pos="$((pos-1))"
 					printf '\e[H\e[L%s\e[%sH\e[2K' "$line" "$lines"
 					;;
 				# down arrow
 				'[B')
 					[ "$pos" -ge "$l" ] && continue
 					printf '\e[%sH' "$lines"
 					sed "${pos}q;d" "$1"
-					pos=$((pos+1))
+					pos="$((pos+1))"
 					;;
 				# page up
 				'[5')
 					# discard one extra byte
 					dd bs=1 count=1 status=none > /dev/null
 
 					[ "$pos" -le "$lines" ] && continue
-					scroll=$((pos-lines))
-					[ $scroll -gt $lines ] && scroll="$((lines-1))"
+					scroll="$((pos-lines))"
+					[ "$scroll" -gt "$lines" ] && scroll="$((lines-1))"
 
 					# shellcheck disable=SC2086
 					for i in $(seq 1 "$scroll")
 					do
 						line="$(sed "$((pos-lines))q;d" "$1")"
-						pos=$((pos-1))
+						pos="$((pos-1))"
 						printf '\e[H\e[L%s\e[%sH\e[2K' "$line" "$lines"
 					done
 					;;
@@ -348,17 +348,17 @@ pager() {
 					# discard one extra byte
 					dd bs=1 count=1 status=none > /dev/null
 
-					[ $pos -ge $l ] && continue
-					scroll=$((lines-1))
+					[ "$pos" -ge "$l" ] && continue
+					scroll="$((lines-1))"
 					end="$((pos+scroll))"
-					[ $end -ge $l ] && scroll="$((l-pos))"
+					[ "$end" -ge "$l" ] && scroll="$((l-pos))"
 
 					# shellcheck disable=SC2086
 					for i in $(seq 1 "$scroll")
 					do
 						printf '\e[%sH' "$lines"
 						sed "${pos}q;d" "$1"
-						pos=$((pos+1))
+						pos="$((pos+1))"
 					done
 					;;
 			esac ;;