nl_tokens: get optional data from command line as json or file containing json or javascript
pl_tokens: function get_data ( callback ) { var data ; try { data = program . data ? JSON . parse ( program . data ) : { } ; callback ( data ) ; } catch ( err ) { fs . readFile ( program . data , function ( err , str ) { str = '' + str ; if ( ! err ) { try { data = JSON . parse ( str ) ; callback ( data ) ; } catch ( err ) { data = eval ( str ) ; callback ( data ) ; } } } ) ; } return <mask> ; }