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import { overload } from "./mod.ts";
const concat = overload(  "concat",  {    args: [String, String],    func: (str1: String, str2: String) => {      return `${str1}${str2}`;    },  },  {    args: [String, String, String],    func: (str1: String, str2: String, str3: String) => {      return `${str1}${str2}${str3}`;    },  },);
console.log(concat("1", "2")); // 12console.log(concat("1", "2", "3")); // 123console.log(concat("1", "2", "3", 4)); // error