Function isUntypedError

static/word2md/mammoth.browser.js:6612–6615

(obj)

var es5 = require("./es5");

function isUntypedError(obj) {
    return obj instanceof Error &&
        es5.getPrototypeOf(obj) === Error.prototype;
}

var rErrorKey = /^(?:name|message|stack|cause)$/;
function wrapAsOperationalError(obj) {