Alter function args via JS proxy

alter-function-args-with-proxy.js

// via https://blog.sessionstack.com/how-javascript-works-proxy-and-reflect-11748452c695
const p = new Proxy(function() {}, {
  apply: function(target, thisArg, argumentsList) {
    console.log('called: ' + argumentsList.join(', '));
    return argumentsList[0] + argumentsList[1] + argumentsList[2];
  }
});

console.log(p(1, 2, 3)); // This will print called: 1, 2, 3  and 6