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38 lines
962 B
Go
38 lines
962 B
Go
package protobuf
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import (
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"errors"
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"git.noahlan.cn/northlan/ngs/serialize"
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"google.golang.org/protobuf/proto"
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)
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// ErrWrongValueType is the error used for marshal the value with protobuf encoding.
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var ErrWrongValueType = errors.New("protobuf: convert on wrong type value")
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// Serializer implements the serialize.Serializer interface
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type Serializer struct{}
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// NewSerializer returns a new Serializer.
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func NewSerializer() serialize.Serializer {
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return &Serializer{}
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}
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// Marshal returns the protobuf encoding of v.
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func (s *Serializer) Marshal(v interface{}) ([]byte, error) {
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pb, ok := v.(proto.Message)
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if !ok {
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return nil, ErrWrongValueType
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}
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return proto.Marshal(pb)
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}
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// Unmarshal parses the protobuf-encoded data and stores the result
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// in the value pointed to by v.
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func (s *Serializer) Unmarshal(data []byte, v interface{}) error {
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pb, ok := v.(proto.Message)
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if !ok {
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return ErrWrongValueType
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}
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return proto.Unmarshal(data, pb)
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}
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