`TFPExpressionParser`
pt		ParserError
pt		SetExpression
pt		CheckResultType
pt		CheckResultTypes
pt		ConvertNode
pt		BuiltinsManager
pt		Level1
pt		Level2
pt		Level3
pt		Level4
pt		Level5
pt		Level6
pt		Level7
pt		Primitive
pt		GetToken
pt		TokenType
pt		CurrentToken
pt		CreateHashList
		Create
		Destroy
		IdentifierByName
		Clear
		EvaluateExpression
		ExtractIdentifierNames
		ExtractNode
		Evaluate
		ResultType
		HasAggregate
		InitAggregate
		UpdateAggregate