worker.rb in tork-19.0.1

- old
+ new

@@ -1,3 +1,5 @@
-$tork_line_numbers.each do |line|
-  ARGV.push '--line_number', line.to_s
+if $tork_test_file.start_with? 'spec/' and $tork_line_numbers.any?
+  $tork_line_numbers.each do |line|
+    ARGV.push '--line_number', line.to_s
+  end
 end