surround ALL variables with {}

utils/attach

@@ -5,6 +5,6 @@ function attach() {
     log e "Container '${1}' is not running!"
     exit 1
   fi
-  log i "Attaching to container '$1'"
-  podman container attach "$1"
+  log i "Attaching to container '${1}'"
+  podman container attach "${1}"
 }

utils/delete

@@ -19,5 +19,5 @@ function delete() {
   done
 
   rm -rf "$delDir"
-  log s "Server '$1' deleted!"
+  log s "Server '${1}' deleted!"
 }

utils/logging

@@ -15,40 +15,41 @@ readonly RESET="\033[0m"
 function log() {
     local prefix
 
-    type=$1
+    type=${1}
     print=false
     shift
     message=$@
-    case $type in
+    case ${type} in
         "s")
             print=true
             prefix="${GREEN}[SUCCESS]${RESET}"
             ;;
         "d")
-            if [[ "$debuglevel" -ge 4 ]]; then
+            if [[ "${debuglevel}" -ge 4 ]]; then
                 print=true
             fi
             prefix="${MAGENTA}[DEBUG]${RESET}"
             ;;
         "i")
-            if [[ "$debuglevel" -ge 1 ]]; then
+            if [[ "${debuglevel}" -ge 1 ]]; then
                 print=true
             fi
             prefix="${BLUE}[INFO]${RESET}"
             ;;
         "w")
-            if [[ "$debuglevel" -ge 2 ]]; then
+            if [[ "${debuglevel}" -ge 2 ]]; then
                 print=true
             fi
             prefix="${YELLOW}[WARN]${RESET}"
             ;;
         "e")
-            if [[ "$debuglevel" -ge 3 ]]; then
+            if [[ "${debuglevel}" -ge 3 ]]; then
                 print=true
             fi
             prefix="${RED}[ERR]${RESET}"
             ;;
     esac
 
-    "$print" && echo -e "$prefix $message"
+    "${print}" && echo -e "${prefix} ${message}"
+    return 0
 }

utils/stop

@@ -1,10 +1,10 @@
 #!/usr/bin/env bash
 
 function stop() {
-  if [[ -z $(podman container ps | grep "$1") ]]; then
-    log w "Container '$1' is not running!"
+  if [[ -z $(podman container ps | grep "${1}") ]]; then
+    log w "Container '${1}' is not running!"
     return 1
   fi
-  log i "Stopping container '$1'"
-  stopContainer "$1"
+  log i "Stopping container '${1}'"
+  stopContainer "${1}"
 }