Fix for macOS

macOS uses bash 3.2 and the a[-1] feature to access the last element of an array was added on bash 4.1. Check https://unix.stackexchange.com/a/198788 for more details.
glumia · Sep 14, 2020 · cd2c4cd · cd2c4cd
1 parent 560063b
commit cd2c4cd
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/bash-tiasft.sh b/bash-tiasft.sh
@@ -7,7 +7,7 @@
 #
 # Author: Giuseppe Lumia (glumia@protonmail.com)
 #
-# v0.1.0
+# v0.1.1
 #
 
 # General Usage:
@@ -31,7 +31,7 @@ function search_alias {
     shortcut=""
     while [[ -z "$shortcut" && -n "${cmd[*]}" ]]; do
         shortcut=$(alias | grep "[^=]*[\"\']${cmd[*]}[\'\"]")
-        unset cmd[-1]
+        unset cmd[${#cmd[@]}-1]
     done
     if [[ -n "$shortcut" ]]; then
         echo "There is a shortcut for that!"