46 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			46 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package pgproto3
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import (
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	"bytes"
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	"encoding/json"
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)
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type CopyFail struct {
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	Message string
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}
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// Frontend identifies this message as sendable by a PostgreSQL frontend.
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func (*CopyFail) Frontend() {}
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// Decode decodes src into dst. src must contain the complete message with the exception of the initial 1 byte message
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// type identifier and 4 byte message length.
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func (dst *CopyFail) Decode(src []byte) error {
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	idx := bytes.IndexByte(src, 0)
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	if idx != len(src)-1 {
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		return &invalidMessageFormatErr{messageType: "CopyFail"}
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	}
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	dst.Message = string(src[:idx])
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	return nil
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}
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// Encode encodes src into dst. dst will include the 1 byte message type identifier and the 4 byte message length.
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func (src *CopyFail) Encode(dst []byte) ([]byte, error) {
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	dst, sp := beginMessage(dst, 'f')
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	dst = append(dst, src.Message...)
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	dst = append(dst, 0)
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	return finishMessage(dst, sp)
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}
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// MarshalJSON implements encoding/json.Marshaler.
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func (src CopyFail) MarshalJSON() ([]byte, error) {
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	return json.Marshal(struct {
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		Type    string
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		Message string
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	}{
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		Type:    "CopyFail",
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		Message: src.Message,
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	})
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}
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