Future work

• Adding a module system (and perhaps a library of reusable grammars modules).
• Support for parameterized nonterminals (to regain some of the power of parsing combinators).
• Support for parameterized data types.
• Support for Unicode (and other character sets).
• Specification (automatic generation) of pretty printers,
• Generation of syntax diagrams.
• Generation of tree traversal functions.
• Various options, e.g., to store position information in the abstract syntax tree.
• Add ways to specify nested comments
• ...