text: accessing
  statements
  
  	parseTree isStmtList
  		ifFalse: [ self error: 'expected method parse tree to be a TStmtListNode' ].
  	((parseTree args = nil) or: [parseTree args isEmpty])
  		ifFalse: [ self error: 'expected method parse tree to have no args' ].
  
  	^parseTree statements