rest_parameters.mjs

import typed from '../src/typed-function.mjs';

// create a typed function with a variable number of arguments
var sum = typed({
  '...number': function (values) {
    var sum = 0;
    for (var i = 0; i < values.length; i++) {
      sum += values[i];
    }
    return sum;
  }
});

// use the typed function
console.log(sum(2, 3));         // output: 5
console.log(sum(2, 3, 1, 2));   // output: 8