Packages

elan	Elan is a package for doing recursive descent parsing of a simple, but complex language.
elan.expression	Represents standard infix (mathematical) expressions.
elan.instruction	Instruction classes each represent a language construct in an AST form.
elan.parser	This package is responsible for parsing the language Elan.
elan.parser.token	The token (parser sub) package holds all token classes.
graphics	Package that contains interfaces that define communication between the parser and the IDE enviornment.
graphics.display	Contains classes that set up the IDE and manage components on the screen.
graphics.turtle	Defines what a turtle is and how other classes can interact with turltes.