Function isStream

github-actions/saucelabs/set-saucelabs-env.js:1203–1205

(obj)

      function nop() {
      }
      function isStream(obj) {
        return obj && typeof obj === "object" && typeof obj.pipe === "function" && typeof obj.on === "function";
      }
      function isBlobLike(object) {
        if (object === null) {
          return false;