To implement

tjp says to sift through this damn thing soon; 2/17/2011.

wish list

• remove dependency on v2 antlr
• faster expr parsing
• error alts, sync actions in (..)* loops
• include sym tab in runtime
• better lexer (DFA based)

What I still need to work on.

v3 final must do list:

• Page:
  make it so $r goes to _r (ANTLR 3)

  • todo_v3
• Page:
  move alreadyParsed outside of try (ANTLR 3)

  • todo_v3
• Page:
  add superClass to lexer (ANTLR 3)

  • todo_v3
• Page:
  how to test if rule was not matched (via label) (ANTLR 3)

  • todo_v3

Here is what i must do:

• Page:
  add ASTView like v2 had (ANTLR 3)

  • todo_must
• Page:
  add dynamic token buffer (ANTLR 3)

  • todo_must
• Page:
  x!? doesn't work (ANTLR 3)

  • todo_must
• Page:
  support attribute setting in actions (ANTLR 3)

  • todo_must
• Page:
  add lexer modes (ANTLR 3)

  • todo_must
• Page:
  support output=AST in tree grammars (ANTLR 3)

  • todo_must
• Page:
  inheritance or some other grammar sharing mechanism (ANTLR 3)

  • todo_must

Here is what I plan to do:

• Page:
  define unicode aliases for character categories (ANTLR 3)

  • todo
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  shorthand for backtrack on this alt? (ANTLR 3)

  • todo
• Page:
  setting start char index in lexer rules (ANTLR 3)

  • todo
• Page:
  filter tree grammar mode (ANTLR 3)

  • todo
• Page:
  implement labeled set (ANTLR 3)

  • todo
• Page:
  add Lexer subclass to support multiple token emission (ANTLR 3)

  • todo
• Page:
  add grammar location information to the NFAState for interpreter (ANTLR 3)

  • todo
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  single token insertion upon error vis-a-vis actions (ANTLR 3)

  • todo
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  implement labeled single-element EBNF (ANTLR 3)

  • todo
• Page:
  disallow rule property that hides dynamic scope property (ANTLR 3)

  • todo
• Page:
  island grammar formalization (ANTLR 3)

  • todo
• Page:
  context-sensitive or goal-oriented lexing (ANTLR 3)

  • todo
• Page:
  tree construction from text string (ANTLR 3)

  • todo
• Page:
  dependency check between grammars and vocabularies (ANTLR 3)

  • todo
• Page:
  filters and pattern matching for parser (ANTLR 3)

  • todo
• Page:
  add hashmap option to template rewrite? (ANTLR 3)

  • todo
• Page:
  Allow $FIRST, $FOLLOW in actions (ANTLR 3)

  • todo
• Page:
  deal with exceptions in finally actions (ANTLR 3)

  • todo
• Page:
  create tool to dump antlr grammars without actions (ANTLR 3)

  • todo
• Page:
  constructors or init for global scopes (ANTLR 3)

  • todo
• Page:
  option to show which lexer rules collide (ANTLR 3)

  • todo
• Page:
  allow skipping of entire subtrees during tree parsing (ANTLR 3)

  • todo
• Page:
  encoding off-channel tokens in the tree (ANTLR 3)

  • todo
• Page:
  make "unparsing" of ASTs automatic (ANTLR 3)

  • todo
• Page:
  no warning for wildcard as last alt (ANTLR 3)

  • todo

Completed tasks