The errors data property of an AggregateError instance contains an array representing the errors that were aggregated.
Value
An Array containing values in the same order as the iterable passed as the first argument of the AggregateError() constructor.
Examples
Using errors
try {
throw new AggregateError(
// An iterable of errors
new Set([new Error("some error"), new Error("another error")]),
"Multiple errors thrown",
);
} catch (err) {
console.log(err.errors);
// [
// Error: some error,
// Error: another error
// ]
}