Serializer always adds a trailing newline even when one is missing. Fixing this might require some tweaks to separator constraints in the serializer. This is not a major bug, just a minor annoyance.
[subbu@earth lib] echo -n "a" | wc
0 1 1
[subbu@earth lib] echo -n "a" | node parse --wt2wt | wc
1 1 2
Version: unspecified
Severity: minor