{
  number: new Number(3),
  "negative zero": new Number(-0),
  string: new String("x"),
  "empty string": new String(""),
  boolean: new Boolean(true),
  bigint: Object(42n),
  symbol: Object(Symbol("s")),
}

--

number:
/Number("3")
/Number("3")
{
  "/Number": "3"
}

negative zero:
/Number("0")
/Number("0")
{
  "/Number": "0"
}

string:
/String("x")
/String("x")
{
  "/String": "x"
}

empty string:
/String("")
/String("")
{
  "/String": ""
}

boolean:
/Boolean("true")
/Boolean("true")
{
  "/Boolean": "true"
}

bigint:
/BigInt("42")
/BigInt("42")
{
  "/BigInt": "42"
}

symbol:
/Symbol("Symbol(s)")
/Symbol("Symbol(s)")
{
  "/Symbol": "Symbol(s)"
}