logic_gates.js

const NOT = x =>
  typeof x === 'function'
    ? (...args) => NOT(x(...args))
    : ~x + 2

const AND = (a, b) => a & b
const OR  = (a, b) => a | b
const XOR = (a, b) => a ^ b

const NAND = NOT(AND)
const NOR  = NOT(OR)
const XNOR = NOT(XOR)

const logicGate = (gate, ...args) => (
  {
    AND,
    OR,
    NOT,
    NAND,
    NOR,
    XOR,
    XNOR
  }[gate](...args)
)

logicGate('AND', 1, 1)
// => 1

logicGate('NOT', 1)
// => 0

logicGate('NAND', 1, 0)
// => 1

logicGate('NOR', 0, 0)
// => 1


const nth_negative = n => x => new Array(n).fill(0).reduce(fn => NOT(fn), x)

const not_666 = nth_negative(666)

not_666(0)
// => 0