Understanding partial applications

partial-application.js

// Understanding partial applications
// Github Gist @ayinlaaji

function partiallyApply(func) {
  const someArgs = Array.prototype.slice.call(arguments, 1);
  return giveMeRemainingArgs;

  //Hoisting :D

  function giveMeRemainingArgs() {
    const remainingArgs = Array.prototype.slice.call(arguments);
    const fullArgs = someArgs.concat(remainingArgs);

    return func.apply(null, fullArgs);
  }
}

const theBeast = (a, b, c) => a + b + c;
const appliedBeast = partiallyApply(theBeast, 1);

const res0 = appliedBeast(2, 3);

console.log(res0);