nl_tokens: Constructor
pl_tokens: function ( analyser , className , library ) { this . base ( arguments ) ; this . __analyser = analyser ; this . __className = className ; this . __metaStack = [ ] ; this . __metaDefinitions = { } ; this . __library = library ; this . __sourceFilename = qx . tool . compiler . ClassFile . getSourcePath ( library , className ) ; this . __requiredClasses = { } ; this . __environmentChecks = { provided : { } , required : { } } ; this . __requiredAssets = [ ] ; this . __translations = [ ] ; this . __markers = [ ] ; this . __haveMarkersFor = { } ; this . __scope = { parent : null , vars : { } , unresolved : { } } ; this . __taskQueueDrains = [ ] ; this . __taskQueue = async . queue ( function ( <mask> , cb ) { task ( cb ) ; } ) ; this . __taskQueue . drain = this . _onTaskQueueDrain ; this . __taskQueue . error = err => { this . error ( err . stack || err ) ; } ; }