print_bash_completion: handle special case passing $arg_param as string

diff --git a/src/PVE/CLIHandler.pm b/src/PVE/CLIHandler.pm
index 516d6320bf7d2f752991fc0aa49d4a877b71b474..0863fdc64fbe2560b7a6275a060259f1c3186a18 100644 (file)
--- a/src/PVE/CLIHandler.pm
+++ b/src/PVE/CLIHandler.pm
@@ -235,6 +235,8 @@ my $print_bash_completion = sub {
     $arg_param //= [];
     $uri_param //= {};
 
+    $arg_param = [ $arg_param ] if !ref($arg_param);
+
     map { $skip_param->{$_} = 1; } @$arg_param;
     map { $skip_param->{$_} = 1; } keys %$uri_param;