cosmos-sdk/codec/codec.go
Robert Zaremba b219c54c2d
Move and update codec.MarshalAny functions to codec.Marshaler interface (#8080)
* Changelog update

* Rename codec.MarshalAny

* move codec.MarshalInterface to codec.Marshaler

* fix tests

* Update amino_codec for compliance with MarshalerInterface

* update tests and comments

* add tests

* change order of args in UnmarshalInterface to a canonical one

* uplift MarshalInterface to take ProtoMessage as an argument

* wip

* add nil check

* make tests working

* tests cleanup

* add support for *JSON methods

* Update changelog

* linter fixes

* fix test types

* update evidence genesis_test

* adding test

* review updates

Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>
2020-12-08 09:27:08 +00:00

72 lines
2.2 KiB
Go

package codec
import (
"github.com/gogo/protobuf/proto"
"github.com/cosmos/cosmos-sdk/codec/types"
)
type (
// Marshaler defines the interface module codecs must implement in order to support
// backwards compatibility with Amino while allowing custom Protobuf-based
// serialization. Note, Amino can still be used without any dependency on
// Protobuf. There are two typical implementations that fulfill this contract:
//
// 1. AminoCodec: Provides full Amino serialization compatibility.
// 2. ProtoCodec: Provides full Protobuf serialization compatibility.
Marshaler interface {
BinaryMarshaler
JSONMarshaler
}
BinaryMarshaler interface {
MarshalBinaryBare(o ProtoMarshaler) ([]byte, error)
MustMarshalBinaryBare(o ProtoMarshaler) []byte
MarshalBinaryLengthPrefixed(o ProtoMarshaler) ([]byte, error)
MustMarshalBinaryLengthPrefixed(o ProtoMarshaler) []byte
UnmarshalBinaryBare(bz []byte, ptr ProtoMarshaler) error
MustUnmarshalBinaryBare(bz []byte, ptr ProtoMarshaler)
UnmarshalBinaryLengthPrefixed(bz []byte, ptr ProtoMarshaler) error
MustUnmarshalBinaryLengthPrefixed(bz []byte, ptr ProtoMarshaler)
MarshalInterface(i proto.Message) ([]byte, error)
UnmarshalInterface(bz []byte, ptr interface{}) error
types.AnyUnpacker
}
JSONMarshaler interface {
MarshalJSON(o proto.Message) ([]byte, error)
MustMarshalJSON(o proto.Message) []byte
MarshalInterfaceJSON(i proto.Message) ([]byte, error)
UnmarshalInterfaceJSON(bz []byte, ptr interface{}) error
UnmarshalJSON(bz []byte, ptr proto.Message) error
MustUnmarshalJSON(bz []byte, ptr proto.Message)
}
// ProtoMarshaler defines an interface a type must implement as protocol buffer
// defined message.
ProtoMarshaler interface {
proto.Message // for JSON serialization
Marshal() ([]byte, error)
MarshalTo(data []byte) (n int, err error)
MarshalToSizedBuffer(dAtA []byte) (int, error)
Size() int
Unmarshal(data []byte) error
}
// AminoMarshaler defines an interface where Amino marshalling can be
// overridden by custom marshalling.
AminoMarshaler interface {
MarshalAmino() ([]byte, error)
UnmarshalAmino([]byte) error
MarshalAminoJSON() ([]byte, error)
UnmarshalAminoJSON([]byte) error
}
)