Function isBuffer

docs/app/js/sanddance-app.js:55312–55314

(x)

    return typeof ReadableStream !== "undefined" && x instanceof ReadableStream || isObject(x) && isFunction(x.tee) && isFunction(x.cancel) && isFunction(x.getReader);
};
var isBuffer = function isBuffer(x) {
    return x && (0, _typeofDefault.default)(x) === "object" && x.isBuffer;
};
var isWritableNodeStream = function isWritableNodeStream(x) {
    return isObject(x) && isFunction(x.end) && isFunction(x.write) && isBoolean(x.writable);
};