import { ERRORTYPES as error } from "./error";
import isNaN from "./isnan";Copyright 2015-2021 JC Fisher
import { ERRORTYPES as error } from "./error";
import isNaN from "./isnan";ISERR returns true when the value is an error (except #NA!) or when then
value is a number which is NaN or [-]Infinity.
export default function iserr(value) {
return (
(value &&
value !== error.na &&
value.constructor &&
value.constructor.name === "Error") ||
(typeof value === "number" && (isNaN(value) || !isFinite(value)))
);
}