TF7RLBNKEVX776GITZ2NLDDHJHTICL3V6IJMJRMLOFFLNBKLESXQC
R4PMTRF75RCAYGFCEPWKF6YE73YCHW5S36F76O3FWIQVNBKTTNSAC
ZJPFAJVMVVKNZCQPQPCHIPCLMG5VRNVUMG5ZY3VR5B57PRNFJAOAC
local cmd = buf:match('^%s*(%S+)')
local cmd = buf:gsub('%-%-[^\n]*', ''):match('^%s*(%S+)')