Minor visual cleanup

src/borgwrapper.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-MODE="$1"
+MODE="${1}"
 CONFIG="/etc/borgwrapper/config.sh"
 
 
@@ -15,10 +15,10 @@ borg_backup () {
     EXCLUDE_CMD=()
 
     for EXCLUDE in ${EXCLUDES[@]}; do
-        EXCLUDE_CMD+=( --exclude "$EXCLUDE" )
+        EXCLUDE_CMD+=( --exclude "${EXCLUDE}" )
     done
 
-    $BORG create --info --stats \
+    ${BORG} create --info --stats \
         --compression lz4 \
         --numeric-owner \
         "${REPO}"::"{hostname}-$(date -u +'%Y%m%dT%H%M%SZ')" \
@@ -30,34 +30,34 @@ borg_prune () {
     # Use --prefix to limit pruning to this hostname's archives only, just in
     # case you for some reason use the same repository for several hosts (not
     # recommended)
-    $BORG prune --info --stats --list \
+    ${BORG} prune --info --stats --list \
         --prefix "{hostname}-" \
-        --keep-daily=$KEEP_DAILY \
-        --keep-weekly=$KEEP_WEEKLY \
-        --keep-monthly=$KEEP_MONTHLY \
-        --keep-yearly=$KEEP_YEARLY \
+        --keep-daily=${KEEP_DAILY} \
+        --keep-weekly=${KEEP_WEEKLY} \
+        --keep-monthly=${KEEP_MONTHLY} \
+        --keep-yearly=${KEEP_YEARLY} \
         "${REPO}"
 }
 
 borg_verify () {
-    $BORG check --info "${REPO}"
+    ${BORG} check --info "${REPO}"
 }
 
 borg_unlock () {
     # Use if borgbackup is not shut down cleanly and complains about lock files
-    $BORG break-lock "${REPO}"
+    ${BORG} break-lock "${REPO}"
 }
 
 
-source "$CONFIG" || exit 1
+source "${CONFIG}" || exit 1
 export BORG_PASSPHRASE
 
-if [[ $MODE == "backup" ]]; then
+if [[ ${MODE} == "backup" ]]; then
     borg_backup
     borg_prune
-elif [[ $MODE == "verify" ]]; then
+elif [[ ${MODE} == "verify" ]]; then
     borg_verify
-elif [[ $MODE == "unlock" ]]; then
+elif [[ ${MODE} == "unlock" ]]; then
     borg_unlock
 else
     print_usage