tracks/perl6/exercises/phone-number/example.yaml in trackler-2.1.0.33 vs tracks/perl6/exercises/phone-number/example.yaml in trackler-2.1.0.34

@@ -8,5 +8,15 @@
       is clean-number(.<phrase>), |.<expected description>;
     } else {
       nok clean-number(.<phrase>), .<description>;
     }
   }
+
+unit: module
+example: |
+  sub clean-number ($number is copy) is export {
+    $number ~~ s:g/<:!Nd>//;
+    $number ~~ /^ 1? ( [ <[2..9]> <:Nd> ** 2 ] ** 2 <:Nd> ** 4 ) $/ ?? ~$0 !! Nil;
+  }
+stub: |
+  sub clean-number ($number) is export {
+  }