beforeLaunch() {
    tsNode.register({
      project: tsConfigPath,
    });
  }
/* a callback function called once configs are read but before any environment setup. This will only run once, and before onPrepare */
a callback function called once configs are read but before any environment setup. This will only run once, and before onPrepare
a callback function called once configs are read but before any environment setup . This will only run once and before onPrepare
beforeLaunch() {
    tsNode.register({
      project: tsConfigPath,
    });
  }
beforeLaunch ( ) { tsNode . register ( { project : tsConfigPath , } ) ; }
a callback function called once configs are read but before any environment setup.
a callback function called once configs are read but before any environment setup .