chore(shellcheck): get dotbare.plugin.bash shellcheck comply

dotbare.plugin.bash

@@ -3,24 +3,26 @@ mydir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
 _dotbare_completions()
 {
-  local IFS=$'\n' subcommands cur prev options
-  cur="${COMP_WORDS[$COMP_CWORD]}"
+  local IFS=$'\n' subcommands curr prev options
+  curr="${COMP_WORDS[$COMP_CWORD]}"
   prev="${COMP_WORDS[$COMP_CWORD-1]}"
 
   if [[ "$COMP_CWORD" -eq "1" ]]; then
-    subcommands="$(${mydir}/dotbare -h \
+    subcommands=$("${mydir}"/dotbare -h \
       | awk '{
           if ($0 ~ /^  f.*/) {
             gsub(/^  /, "", $0)
             gsub(/\t\t/, "    ", $0)
             print $0
           }
-        }')"
+        }')
 
-    if [[ $cur == -* ]]; then
-      COMPREPLY+=($(compgen -W "-h" -- "${COMP_WORDS[1]}"))
+    if [[ $curr == -* ]]; then
+      # shellcheck disable=SC2207
+      COMPREPLY=($(compgen -W "-h" -- "${curr}"))
     else
-      COMPREPLY=($(compgen -W "${subcommands}" -- "${COMP_WORDS[1]}"))
+      # shellcheck disable=SC2207
+      COMPREPLY=($(compgen -W "${subcommands}" -- "${curr}"))
     fi
     if [[ ${#COMPREPLY[*]} -eq 1 ]]; then
       COMPREPLY=( "${COMPREPLY[0]%% *}" )
@@ -29,7 +31,7 @@ _dotbare_completions()
   elif [[ "$COMP_CWORD" -eq "2" && "${prev}" != '-h' ]]; then
     case "${prev}" in
       fbackup)
-        options="$(${mydir}/dotbare ${prev} -h \
+        options=$("${mydir}"/dotbare "${prev}" -h \
           | awk '{
               if ($0 ~ /  -p PATH/) {
                 gsub(/^  -p PATH/, "-p  ", $0)
@@ -40,10 +42,10 @@ _dotbare_completions()
                 gsub(/\t/, "  ", $0)
                 print $0
               }
-            }')"
+            }')
         ;;
       finit)
-        options="$(${mydir}/dotbare ${prev} -h \
+        options=$("${mydir}"/dotbare "${prev}" -h \
           | awk '{
               if ($0 ~ /  -u URL/) {
                 gsub(/^  -u URL/, "-u  ", $0)
@@ -54,26 +56,28 @@ _dotbare_completions()
                 gsub(/\t/, "  ", $0)
                 print $0
               }
-            }')"
+            }')
         ;;
       *)
-        options="$(${mydir}/dotbare ${prev} -h \
+        options=$("${mydir}"/dotbare "${prev}" -h \
           | awk '{
               if ($0 ~ /  -*/) {
                 gsub(/^  /, "", $0)
                 gsub(/\t/, "  ", $0)
                 print $0
               }
-            }')"
+            }')
         ;;
     esac
-    COMPREPLY=($(compgen -W "${options}" -- "${COMP_WORDS[2]}"))
+    # shellcheck disable=SC2207
+    COMPREPLY=($(compgen -W "${options}" -- "${curr}"))
     if [[ ${#COMPREPLY[*]} -eq 1 ]]; then
       COMPREPLY=( "${COMPREPLY[0]%% *}" )
     fi
   elif [[ "$COMP_CWORD" -eq "3" ]]; then
+    # shellcheck disable=SC2207
     [[ "${COMP_WORDS[1]}" == "fbackup" && "${COMP_WORDS[2]}" == "-p" ]] && \
-      COMPREPLY=($(compgen -d -- "${COMP_WORDS[3]}"))
+      COMPREPLY=($(compgen -d -- "${curr}"))
   fi
 }
 complete -F _dotbare_completions dotbare