From 4db76437046e244e64daa5b4b03fe0a3c32fc81a Mon Sep 17 00:00:00 2001
From: Nicholas Chambers <nchambers@securitea.app>
Date: Sat, 2 May 2020 16:11:46 -0500
Subject: [PATCH] Add support for the nil type and empty arrays

---
 lib/serv.sh | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

diff --git a/lib/serv.sh b/lib/serv.sh
index 5e731d0..eaf57cd 100644
--- a/lib/serv.sh
+++ b/lib/serv.sh
@@ -42,12 +42,25 @@ parse_err() {
 }
 
 parse_bulk() {
-  bulk=1
+  if [[ $1 = \$-1 ]]; then
+    (( lines_left -= 1 ))
+    printf '(nil)\n'
+  else
+    bulk=1
+  fi
 }
 
 parse_arr() {
-  lines_left=${1:1}
-  arr=1
+  if [[ $1 = \*-1 ]]; then
+    (( lines_left -= 1 ))
+    printf '(nil)\n'
+  elif [[ $1 = \*0 ]]; then
+    (( lines_left -= 1 ))
+    printf '(empty array)\n'
+  else
+    lines_left=${1:1}
+    arr=1
+  fi
 }
 
 parse_other() {