- fixed output if value not defined

lib/SLUB/LZA/TA/Output/CSV.pm

@@ -15,7 +15,7 @@ sub print_results($headers_ref, $result_ref) {
         my $line = $_;
         my $res_line = join(
             ",",
-            map {$line->{$_}} @{$headers_ref}
+            map {$line->{$_} // ""} @{$headers_ref}
         );
         $res_line;
     } @{$result_ref}

lib/SLUB/LZA/TA/Output/RSV.pm

@@ -20,7 +20,9 @@ sub print_results($header_ref, $result_ref) {
     print CHR_ROW_TERMINATOR;
     print join("", map {
         my $line = $_;
-        my $res_line = join("", map {$line->{$_} . CHR_VALUE_TERMINATOR} @{$header_ref}
+        my $res_line = join("", map {
+            ($line->{$_} // CHR_NULL) . CHR_VALUE_TERMINATOR
+        } @{$header_ref}
         );
         $res_line . CHR_ROW_TERMINATOR;
     } @{$result_ref}