From c4245fdf7b907a3ba48b15be8a422dabb6d8b32c Mon Sep 17 00:00:00 2001
From: Omar Rizwan <omar.rizwan@gmail.com>
Date: Fri, 30 Oct 2020 00:50:07 -0700
Subject: [PATCH] check for 0 arguments in install.sh.

---
 install.sh | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/install.sh b/install.sh
index 97235ea..fc0c3c3 100755
--- a/install.sh
+++ b/install.sh
@@ -1,8 +1,9 @@
 #!/bin/bash -eux
 
-if [[ ! ( ( "$1" == "firefox" && "$#" -eq 1 ) ||
-          ( "$1" == "chrome" && "$#" -eq 2 && ${#2} -eq 32 ) ||
-          ( "$1" == "chromium" && "$#" -eq 2 && ${#2} -eq 32 ) ) ]]; then
+if [[ "$#" -lt 1 || (
+          ! ( ( "$1" == "firefox" && "$#" -eq 1 ) ||
+              ( "$1" == "chrome" && "$#" -eq 2 && ${#2} -eq 32 ) ||
+              ( "$1" == "chromium" && "$#" -eq 2 && ${#2} -eq 32 ) ) ) ]]; then
     echo "Usage: $0 <chrome EXTENSION_ID | chromium EXTENSION_ID | firefox>"
     exit 2
 fi