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codec.go
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codec.go
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package rlp
import (
"io"
"github.com/ethereum/go-ethereum/rlp"
"github.com/onflow/flow-go/model/encoding"
)
var _ encoding.Marshaler = (*Marshaler)(nil)
type Marshaler struct{}
func NewMarshaler() *Marshaler {
return &Marshaler{}
}
func (m *Marshaler) Marshal(val interface{}) ([]byte, error) {
return rlp.EncodeToBytes(val)
}
func (m *Marshaler) Unmarshal(b []byte, val interface{}) error {
return rlp.DecodeBytes(b, val)
}
func (m *Marshaler) MustMarshal(val interface{}) []byte {
b, err := m.Marshal(val)
if err != nil {
panic(err)
}
return b
}
func (m *Marshaler) MustUnmarshal(b []byte, val interface{}) {
err := m.Unmarshal(b, val)
if err != nil {
panic(err)
}
}
var _ encoding.Codec = (*Codec)(nil)
type Codec struct{}
func (c *Codec) NewEncoder(w io.Writer) encoding.Encoder {
return &Encoder{w}
}
func (c *Codec) NewDecoder(r io.Reader) encoding.Decoder {
return &Decoder{r}
}
type Encoder struct {
w io.Writer
}
func (e *Encoder) Encode(v interface{}) error {
return rlp.Encode(e.w, v)
}
type Decoder struct {
r io.Reader
}
func (e *Decoder) Decode(v interface{}) error {
return rlp.Decode(e.r, v)
}