Remove the use of regexp to parse incoming message lines, using bytes functions instead.
benchmark old ns/op new ns/op delta
BenchmarkParseMessage-8 2642 1256 -52.46%
benchmark old allocs new allocs delta
BenchmarkParseMessage-8 7 6 -14.29%
benchmark old bytes new bytes delta
BenchmarkParseMessage-8 397 179 -54.91%
Remove the use of regexp to parse incoming message lines, using bytes functions instead.