feat(encoding): Add hcl codec

Signed-off-by: Mark Sagi-Kazar <mark.sagikazar@gmail.com>
This commit is contained in:
Mark Sagi-Kazar 2020-09-23 16:45:59 +02:00 committed by Márk Sági-Kazár
parent 186266359b
commit 6f15444771

View file

@ -0,0 +1,40 @@
package hcl
import (
"bytes"
"encoding/json"
"github.com/hashicorp/hcl"
"github.com/hashicorp/hcl/hcl/printer"
)
// Codec implements the encoding.Encoder and encoding.Decoder interfaces for HCL encoding.
// TODO: add printer config to the codec?
type Codec struct{}
func (Codec) Encode(v interface{}) ([]byte, error) {
b, err := json.Marshal(v)
if err != nil {
return nil, err
}
// TODO: use printer.Format? Is the trailing newline an issue?
ast, err := hcl.Parse(string(b))
if err != nil {
return nil, err
}
var buf bytes.Buffer
err = printer.Fprint(&buf, ast.Node)
if err != nil {
return nil, err
}
return buf.Bytes(), nil
}
func (Codec) Decode(b []byte, v interface{}) error {
return hcl.Unmarshal(b, v)
}