cullophid / barely-functional Goto Github PK

const add4 = curry((a,b,c,d) => a+b+c+d)

const test = add4(1) // returns a function

test(2) // returns a function
test(3) // returns a function
test(4) // incorrectly returns 10

const curry = (f) => function () {
  let args = []
  const curried = function () {
    console.log(args)
    args = args.concat(Array.prototype.slice.call(arguments))
    console.log(args)
    return (args.length >= f.length) ? f.apply(null, args) : curried
  }
  return curried.apply(null, arguments)
}