Dereference token_re on older Perls
Dereference token_re on older Perls

Broken in commit 633c4d3.

Fixes LUCY-297.

nwellnhof/lucy,rbevers/lucy,nwellnhof/lucy,rbevers/lucy,apache/lucy,nwellnhof/lucy,rbevers/lucy,apache/lucy,nwellnhof/lucy,nwellnhof/lucy,apache/lucy,nwellnhof/lucy,rectang/lucy,rbevers/lucy,rectang/lucy,apache/lucy,rbevers/lucy,rbevers/lucy,rectang/lucy,apache/lucy,apache/lucy,rbevers/lucy,rectang/lucy,rectang/lucy,rectang/lucy,nwellnhof/lucy,rectang/lucy,apache/lucy