[JIRA DEVA11Y-128] Added checks to verify availability of zsh and fish

Author: Crash0v3rrid3

scripts/fish/cli.sh

@@ -2,6 +2,12 @@
 
 # Shell specific
 fish_bin=$(command -v fish)
+
+if [[ -z "$fish_bin" ]]; then
+  echo "Fish shell is not installed(or not available in PATH). Please install Fish shell to use this script."
+  exit 2
+fi
+
 export BROWSERSTACK_USERNAME=$($fish_bin -lic 'echo $BROWSERSTACK_USERNAME' | tail -n 1)
 export BROWSERSTACK_ACCESS_KEY=$($fish_bin -lic 'echo $BROWSERSTACK_ACCESS_KEY' | tail -n 1)
 

scripts/fish/spm.sh

@@ -2,6 +2,12 @@
 
 # Shell specific
 fish_bin=$(command -v fish)
+
+if [[ -z "$fish_bin" ]]; then
+  echo "Fish shell is not installed(or not available in PATH). Please install Fish shell to use this script."
+  exit 2
+fi
+
 export BROWSERSTACK_USERNAME=$($fish_bin -lic 'echo $BROWSERSTACK_USERNAME' | tail -n 1)
 export BROWSERSTACK_ACCESS_KEY=$($fish_bin -lic 'echo $BROWSERSTACK_ACCESS_KEY' | tail -n 1)
 

scripts/zsh/cli.sh

@@ -2,6 +2,12 @@
 
 # Shell specific
 zsh_bin=$(command -v zsh)
+
+if [[ -z "$zsh_bin" ]]; then
+  echo "Zsh shell is not installed(or not available in PATH). Please install Zsh shell to use this script."
+  exit 2
+fi
+
 export BROWSERSTACK_USERNAME=$($zsh_bin -lic 'echo $BROWSERSTACK_USERNAME' | tail -n 1)
 export BROWSERSTACK_ACCESS_KEY=$($zsh_bin -lic 'echo $BROWSERSTACK_ACCESS_KEY' | tail -n 1)
 

scripts/zsh/spm.sh

@@ -2,6 +2,12 @@
 
 # Shell specific
 zsh_bin=$(command -v zsh)
+
+if [[ -z "$zsh_bin" ]]; then
+  echo "Zsh shell is not installed(or not available in PATH). Please install Zsh shell to use this script."
+  exit 2
+fi
+
 export BROWSERSTACK_USERNAME=$($zsh_bin -lic 'echo $BROWSERSTACK_USERNAME' | tail -n 1)
 export BROWSERSTACK_ACCESS_KEY=$($zsh_bin -lic 'echo $BROWSERSTACK_ACCESS_KEY' | tail -n 1)