verror-0/lib/esm/info.js

VError without dependencies on top of nodejs standart library

import { cause } from './cause.js';
import { isError } from './is-error.js';
export const info = (err) => {
    if (!isError(err)) {
        throw new Error('err must be an Error');
    }
    const _cause = cause(err);
    let rv;
    if (_cause !== null) {
        rv = info(_cause);
    }
    else {
        rv = {};
    }
    if ('jse_info' in err && typeof err.jse_info == 'object' && err.jse_info !== null) {
        for (const k in err.jse_info) {
            rv[k] = err.jse_info[k];
        }
    }
    return rv;
};