Never output a leading comma before non-transactional messages #101
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wal2json generates invalid json when a non-transactional message is received immediately after a transaction commit if the transaction contained more than one change. |
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Non-transactional messages can arrive after a transaction commit but before the next begin. nr_changes is only reset to zero in begin_txn. Perhaps it would be safer to reset nr_changes in commit_txn instead?