/
coder.go
55 lines (44 loc) · 1.1 KB
/
coder.go
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package boltutil
import (
"encoding/gob"
"encoding/json"
"encoding/xml"
"io"
)
// Coder is the interface that can encode and decode data.
type Coder interface {
Encode(writer io.Writer, v any) error
Decode(reader io.Reader, v any) error
}
// GobCoder implements Coder with gob
type GobCoder struct {
}
func (c GobCoder) Encode(writer io.Writer, v any) error {
return gob.NewEncoder(writer).Encode(v)
}
func (c GobCoder) Decode(reader io.Reader, v any) error {
return gob.NewDecoder(reader).Decode(v)
}
// JsonCoder implements Coder with json
type JsonCoder struct {
Intent bool
}
func (c JsonCoder) Encode(writer io.Writer, v any) error {
enc := json.NewEncoder(writer)
if c.Intent {
enc.SetIndent("", "\t")
}
return enc.Encode(v)
}
func (c JsonCoder) Decode(reader io.Reader, v any) error {
return json.NewDecoder(reader).Decode(v)
}
// XmlCoder implements Coder with xml
type XmlCoder struct {
}
func (c XmlCoder) Encode(writer io.Writer, v any) error {
return xml.NewEncoder(writer).Encode(v)
}
func (c XmlCoder) Decode(reader io.Reader, v any) error {
return xml.NewDecoder(reader).Decode(v)
}