kevoree-group-centralizedws/lib/util/shrink.js

WebSocket group based on a centralized architecture that only sends partial model to connected clients

module.exports = function shrink(str, length) {
  if (str && typeof str === 'string') {
    if (str.length > length) {
      return str.substr(0, length - 3) + '...';
    } else {
      return str.substr(0, length);
    }
  }
  return str;
};