import yargs from 'yargs' ; export const command = 'geth <command>' ; export const describe = 'commands for geth' ; export interface GethArgv extends yargs . Argv { gethDir : string ; dataDir : string ; } export const builder = ( argv ) => { return argv . commandDir ( 'geth' , { extensions : [ 'ts' ] } ) ; } ; export const handler = ( ) => { } ;