@startuml
namespace encoding {
    class VarCodec << (S,Aquamarine) >> {
        + Ptr int
        + Size int

        - encodeNVarInt(buffer []byte, value int64) error
        - decodeNVarInt(buffer []byte, value *int64) error
        - encodePVarInt(buffer []byte, value int64) error
        - decodePVarInt(buffer []byte, value *int64) error
        - encodeVarFloat(buffer []byte, bits uint64, width int) error
        - decodeVarFloat(buffer []byte, bits *uint64, width int) error
        - sizeOfGap(width int) (int, int)

        + EncodeNVarInt32(buffer []byte, value int32) error
        + DecodeNVarInt32(buffer []byte, value *int32) error
        + EncodeNVarUInt32(buffer []byte, value uint32) error
        + DecodeNVarUInt32(buffer []byte, value *uint32) error
        + EncodeNVarInt64(buffer []byte, value int64) error
        + DecodeNVarInt64(buffer []byte, value *int64) error
        + EncodeNVarUInt64(buffer []byte, value uint64) error
        + DecodeNVarUInt64(buffer []byte, value *uint64) error
        + EncodePVarBool(buffer []byte, value bool) error
        + DecodePVarBool(buffer []byte, value *bool) error
        + EncodePVarInt32(buffer []byte, value int32) error
        + DecodePVarInt32(buffer []byte, value *int32) error
        + EncodePVarUInt32(buffer []byte, value uint32) error
        + DecodePVarUInt32(buffer []byte, value *uint32) error
        + EncodePVarInt64(buffer []byte, value int64) error
        + DecodePVarInt64(buffer []byte, value *int64) error
        + EncodePVarUInt64(buffer []byte, value uint64) error
        + DecodePVarUInt64(buffer []byte, value *uint64) error
        + EncodeVarFloat32(buffer []byte, value float32) error
        + DecodeVarFloat32(buffer []byte, value *float32) error
        + EncodeVarFloat64(buffer []byte, value float64) error
        + DecodeVarFloat64(buffer []byte, value *float64) error

    }
}


@enduml