opentofu/helper/structure/normalize_json.go
2017-03-28 12:59:46 +01:00

25 lines
526 B
Go

package structure
import "encoding/json"
// Takes a value containing JSON string and passes it through
// the JSON parser to normalize it, returns either a parsing
// error or normalized JSON string.
func NormalizeJsonString(jsonString interface{}) (string, error) {
var j interface{}
if jsonString == nil || jsonString.(string) == "" {
return "", nil
}
s := jsonString.(string)
err := json.Unmarshal([]byte(s), &j)
if err != nil {
return s, err
}
bytes, _ := json.Marshal(j)
return string(bytes[:]), nil
}