if (location.hostname === "localhost" || location.hostname === "127.0.0.1" || location.hostname === "") {
console.log("Don't run me here!")
}
try {
console.log(window);
} catch(e){
console.log("NodeJS detected!!!!");
}
The idea here is to prevent execution of code on local/non-browser environments (this is less about anti debugging and more about environmental restrictions)