case '+':
t.read(':');
if (t.matches('{')) {
NodeImpl n = NodeImpl.parse(map, t, 0);
JsopWriter diff = new JsopBuilder();
diff.tag('+').key(path);
n.append(diff, Integer.MAX_VALUE, 0, Integer.MAX_VALUE, false);
buffer(path, diff);
} else {
String value = t.readRawValue().trim();
JsopWriter diff = new JsopBuilder();