INNER CODE UNIT · JavaScript

shouldSetCookie

expressjs/session · index.js:483

    function shouldSetCookie(req) {
      // cannot set cookie without a session ID
      if (typeof req.sessionID !== 'string') {
        return false;
      }

      return cookieId !== req.sessionID
        ? saveUninitializedSession || isModified(req.session)
        : rollingSessions || req.session.cookie.expires != null && isModified(req.session);
    }

    // generate a session if the browser doesn't send a sessionID
    if (!req.sessionID) {
      debug('no SID sent, generating session');
      generate();
      next();
      return;
    }

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