fixed up reporting of parser errors
fixed up reporting of parser errors

arifogel/batfish,intentionet/batfish,dhalperi/batfish,batfish/batfish,intentionet/batfish,dhalperi/batfish,dhalperi/batfish,intentionet/batfish,intentionet/batfish,arifogel/batfish,batfish/batfish,arifogel/batfish,batfish/batfish,intentionet/batfish