error-handling.js
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// kode kuis dicoding error handling
// TODO 1
class ValidationError extends Error { // todo 1
constructor (message) {
super(message);
this.name = "ValidationError";
}
}
// TODO 2
const validateNumberInput =(a,b,c)=>{
if(typeof(a)!=='number'){
throw new ValidationError("Argumen pertama harus number");
} if(typeof(b)!=='number'){
throw new ValidationError("Argumen kedua harus number");
} if(typeof(c)!=='number') {
throw new ValidationError("Argumen ketiga harus number");
}
}
const detectTriangle = (a, b, c) => {
// TODO 3
try {
validateNumberInput(a,b,c);
if (a === b && b === c) {
return 'Segitiga sama sisi';
}
if (a === b || a === c || b === c) {
return 'Segitiga sama kaki';
}
return 'Segitiga sembarang';
} catch (error){
return error.message;
}
};
console.log(detectTriangle(1,2,3));
JavaScript
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