Function isClosing

out/cli.cjs:63051–63053

(ws)

  "node_modules/undici/lib/websocket/util.js"(exports2, module2) {
    "use strict";
    var { kReadyState, kController, kResponse, kBinaryType, kWebSocketURL } = require_symbols5();
    var { states, opcodes } = require_constants6();
    var { MessageEvent, ErrorEvent } = require_events();
    function isEstablished(ws) {
      return ws[kReadyState] === states.OPEN;
    }