35 lines
947 B
Go
35 lines
947 B
Go
package codec
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import (
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"bytes"
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"github.com/gogo/protobuf/jsonpb"
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"github.com/gogo/protobuf/proto"
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"github.com/cosmos/cosmos-sdk/codec/types"
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)
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var defaultJM = &jsonpb.Marshaler{OrigName: true, EmitDefaults: true, AnyResolver: nil}
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// ProtoMarshalJSON provides an auxiliary function to return Proto3 JSON encoded
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// bytes of a message.
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func ProtoMarshalJSON(msg proto.Message, resolver jsonpb.AnyResolver) ([]byte, error) {
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// We use the OrigName because camel casing fields just doesn't make sense.
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// EmitDefaults is also often the more expected behavior for CLI users
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jm := defaultJM
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if resolver != nil {
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jm = &jsonpb.Marshaler{OrigName: true, EmitDefaults: true, AnyResolver: resolver}
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}
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err := types.UnpackInterfaces(msg, types.ProtoJSONPacker{JSONPBMarshaler: jm})
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if err != nil {
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return nil, err
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}
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buf := new(bytes.Buffer)
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if err := jm.Marshal(buf, msg); err != nil {
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return nil, err
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}
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return buf.Bytes(), nil
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}
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