Starts with all of JSON, so needs "
, {
, [
, number literals, true
, false
, null
(and :
, ,
in context).
Metadata looks like data @ metadata
, and the "extended" types are all encoded with it. E.g. "<z85-encoded string>" @ { "ejson.type": "ejson.binary" }
.
MapFunc is all functions of zero, one, two, or three arguments. So probably you can write it with parens as in: