write.go

package jsonutil

import (
	"encoding/json"
	"os"
)

func WriteJSON(outfile string, input interface{}) error {
	f, err := os.OpenFile(outfile, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0o666)
	if err != nil {
		return err
	}
	defer f.Close()

	enc := json.NewEncoder(f)
	enc.SetIndent("", "  ")
	return enc.Encode(input)
}