fix shellcheck

Author: DannyBen

lib/bashly/views/flag/case.erb

@@ -1,14 +1,6 @@
 # :flag.case
 <%= aliases.join " | " %> )
-% if conflicts
-  for conflicts in <%= conflicts.join ' ' %>; do
-    if [[ -n "${args[$conflicts]:-}" ]]; then
-      printf "<%= strings[:conflicting_flags] %>\n" "$key" "$conflicts"
-      exit 1
-    fi
-  done
-
-% end
+<%= render(:conflicts).indent 2 %>
 % if arg
   if [[ -n ${2+x} ]]; then
 <%= render(:validations).indent 4 %>

lib/bashly/views/flag/conflicts.erb

@@ -0,0 +1,18 @@
+# :flag.conflicts
+% if conflicts
+% if conflicts.count == 1
+if [[ -n "${args[<%= conflicts.first %>]:-}" ]]; then
+  printf "<%= strings[:conflicting_flags] %>\n" "$key" "<%= conflicts.first %>"
+  exit 1
+fi
+
+% else
+for conflict in <%= conflicts.join ' ' %>; do
+  if [[ -n "${args[$conflict]:-}" ]]; then
+    printf "<%= strings[:conflicting_flags] %>\n" "$key" "$conflict"
+    exit 1
+  fi
+done
+
+% end
+% end