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jsonYaml.go
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/
jsonYaml.go
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package mutators
import (
"bytes"
"encoding/json"
"io"
"sigs.k8s.io/yaml"
)
func init() {
singleRegister("j2y", J2Y, withDescription("JSON -> YAML"),
withHintLexer("YAML"),
withCategory("convert"))
singleRegister("y2j", Y2J, withDescription("YAML -> JSON"),
withHintLexer("JSON"),
withCategory("convert"))
}
func J2Y(w io.WriteCloser, r io.ReadCloser, _ any) (int64, error) {
j, err := io.ReadAll(r) // NOT streamable
if err != nil {
return 0, err
}
y, err := yaml.JSONToYAML(j)
if err != nil {
return 0, err
}
_, err = io.Copy(w, bytes.NewReader(y))
if err != nil {
return 0, err
}
return int64(len(j)), nil
}
func Y2J(w io.WriteCloser, r io.ReadCloser, _ any) (int64, error) {
y, err := io.ReadAll(r) // NOT streamable
if err != nil {
return 0, err
}
j, err := yaml.YAMLToJSON(y)
if err != nil {
return 0, err
}
var b bytes.Buffer
err = json.Indent(&b, j, "", " ")
if err != nil {
return 0, err
}
b.WriteString("\n")
_, err = io.Copy(w, bytes.NewReader(b.Bytes()))
if err != nil {
return 0, err
}
return int64(len(y)), nil
}