I want to correct an error in 12-Proxies-and-Reflection.md chapter:
Original:
let proxy = new Proxy(target, {
set(trapTarget, key, value, receiver) {
// ignore existing properties so as not to affect them
if (!trapTarget.hasOwnProperty(key)) {
if (isNaN(value)) {
throw new TypeError("Property must be a number.");
}
}
// add the property
return Reflect.set(trapTarget, key, value, receiver);
}
});
Fix:throw new TypeError ("Property must be a number.") => Throw new TypeError ("Property value must be a number.")
let proxy = new Proxy(target, {
set(trapTarget, key, value, receiver) {
// ignore existing properties so as not to affect them
if (!trapTarget.hasOwnProperty(key)) {
if (isNaN(value)) {
throw new TypeError("Property value must be a number.");
}
}
// add the property
return Reflect.set(trapTarget, key, value, receiver);
}
});
I want to correct an error in 12-Proxies-and-Reflection.md chapter:
Original:
Fix:
throw new TypeError ("Property must be a number.")
=>Throw new TypeError ("Property value must be a number.")