nl_tokens: argv . X will be an array if multiple - X options are provided otherwise argv . X will just be a scalar value
pl_tokens: function parseCommandLineArgument ( arg , fn ) { if ( typeof ( fn ) !== 'function' ) return ; if ( Array . isArray ( arg ) ) { arg . forEach ( function ( item ) { fn . <mask> ( null , item ) ; } ) ; } else { if ( arg !== null && arg !== undefined ) { fn . call ( null , arg ) ; } } }