nl_tokens: @class Logger instance with a name
pl_tokens: function Logger ( name , options ) { this . name = <mask> ; this . _enabled = _defaults ( options , 'enabled' ) ; this . _stream = _defaults ( options , 'stream' ) ; this . _level = _defaults ( options , 'level' ) ; var logger = this ; _loggers [ name ] = this ; /**
     * Create the logger method for each level. Set it up in the constructor
     * to properly lock in the context.
     */ Object . keys ( levels ) . forEach ( function ( level ) { logger [ level ] = function ( ) { return logger . write ( levels [ level ] , arguments ) ; } ; } ) ; }