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46 lines
829 B
Go
46 lines
829 B
Go
package wire
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import (
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"encoding/json"
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"fmt"
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)
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type Response struct {
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Re int
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Body Value
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}
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func (r Response) MarshalJSON() ([]byte, error) {
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return json.Marshal([3]interface{}{r.Re, r.Body.NetTag(), r.Body})
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}
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func (r *Response) UnmarshalJSON(b []byte) error {
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var parts [3]json.RawMessage
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if err := json.Unmarshal(b, &parts); err != nil {
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return err
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}
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if err := json.Unmarshal(parts[0], &r.Re); err != nil {
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return err
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}
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var tag string
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if err := json.Unmarshal(parts[1], &tag); err != nil {
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return err
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}
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f, ok := registry[tag]
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if !ok {
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return fmt.Errorf("unknown tag: %q", tag)
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}
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v := f()
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if err := json.Unmarshal(parts[2], v); err != nil {
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return err
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}
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r.Body = v
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return nil
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}
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func ErrorResponse(re int, t string, args ...interface{}) Response {
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return Response{re, Errorf(t, args...)}
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}
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