Imports github.com/golang/snappy github.com/xiaonanln/goworld/engine/gwlog github.com/xiaonanln/goworld/engine/gwioutil github.com/xiaonanln/goworld/engine/lib/gwsnappy github.com/pierrec/lz4 github.com/pkg/errors Standard library imports compress/zlib compress/flate bytes compress/lzw io io/ioutil os strings