Bug: skips last line without new line

[DmitryRomanov]

Describe the bug

sample of a log file

{"message":"1"}
{"message":"2"} # !!! without \n

i am not getting two messages. only first

To Reproduce
Steps to reproduce the behavior:

1. run file.d to process sample log file

Expected behavior
in stdout i get only one message

{"message":"1"}

but i expect two messages

{"message":"1"}
{"message":"2"}

after adding new i get two messages

Additional context
Version: v0.71.0
Platform: linux