d.emitDepth = 0
		d.emitRecursive = true
	}
	return d
}

// ObjectAsKVS - by default JSON returns map[string]interface{} this
// is usually fine in most cases, but when you need to preserve the
// input order its not a right data structure. To preserve input
// order please use this option.
func (d *Decoder) ObjectAsKVS() *Decoder {
	d.objectAsKVS = true
	return d
}

// keys, so we need to use this technique to merge the
// keys.
func sanitizePolicy(r io.Reader) (io.Reader, error) {
	var buf bytes.Buffer
	e := json.NewEncoder(&buf)
	d := jstream.NewDecoder(r, 0).ObjectAsKVS().MaxDepth(10)
	sset := set.NewStringSet()
	for mv := range d.Stream() {
		if mv.ValueType == jstream.Object {
			// This is a JSON object type (that preserves key order)
			kvs, ok := mv.Value.(jstream.KVS)