nl_tokens: configFile
pl_tokens: function ( opts ) { var fs = require ( 'fs' ) ; if ( opts . configFile ) { try { config = JSON . parse ( fs . readFileSync ( opts . configFile , 'utf-8' ) ) ; if ( config ) { for ( var key <mask> opts ) { if ( typeof opts [ key ] !== 'undefined' ) { config [ key ] = opts [ key ] ; } } } opts = config ; } catch ( e ) { throw new Error ( 'Could not read or parse configuration file - ' + e ) ; } delete opts . configFile ; } return opts ; }