verror-0/lib/cjs/is-error.js

VError without dependencies on top of nodejs standart library

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.isError = isError;
exports.hasErrors = hasErrors;
function isError(err) {
    if (!err)
        return false;
    return err instanceof Error;
}
function hasErrors(err) {
    if (!err || typeof err !== 'object') {
        return false;
    }
    if ('errors' in err && Array.isArray(err.errors) && err.errors.length) {
        if (!err.errors.length) {
            return false;
        }
        if (err.errors.some((e) => !isError(e))) {
            return false;
        }
        return true;
    }
    return false;
}