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codec.go
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codec.go
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package codec
import (
"bytes"
"encoding/json"
"fmt"
amino "github.com/tendermint/go-amino"
cryptoAmino "github.com/tendermint/tendermint/crypto/encoding/amino"
)
// amino codec to marshal/unmarshal
type Codec = amino.Codec
func New() *Codec {
return amino.NewCodec()
}
// Register the go-crypto to the codec
func RegisterCrypto(cdc *Codec) {
cryptoAmino.RegisterAmino(cdc)
}
// attempt to make some pretty json
func MarshalJSONIndent(cdc *Codec, obj interface{}) ([]byte, error) {
bz, err := cdc.MarshalJSON(obj)
if err != nil {
return nil, err
}
var out bytes.Buffer
err = json.Indent(&out, bz, "", " ")
if err != nil {
return nil, err
}
return out.Bytes(), nil
}
// MustMarshalJSONIndent executes MarshalJSONIndent except it panics upon failure.
func MustMarshalJSONIndent(cdc *Codec, obj interface{}) []byte {
bz, err := MarshalJSONIndent(cdc, obj)
if err != nil {
panic(fmt.Sprintf("failed to marshal JSON: %s", err))
}
return bz
}
//__________________________________________________________________
// generic sealed codec to be used throughout sdk
var Cdc *Codec
func init() {
cdc := New()
RegisterCrypto(cdc)
Cdc = cdc.Seal()
}