verror-0/lib/esm/stack.js

VError without dependencies on top of nodejs standart library

import { cause } from './cause.js';
import { isError } from './is-error.js';
export const stack = (err) => {
    if (!isError(err)) {
        throw new Error('err must be an Error');
    }
    const c = cause(err);
    if (c) {
        return err.stack + '\ncaused by: ' + stack(c);
    }
    return err.stack ?? '';
};