X-Git-Url: http://git.megacz.com/?p=sbp.git;a=blobdiff_plain;f=TODO;h=daf3667f5e3c10aa0f602930ae2165abf91a6d49;hp=b476721810e06c77dbed7bb0ea8aef0be7ee0f96;hb=0e80bc9322f500433ffc69c68617a7277ae5f9cc;hpb=b8a597c8d1a29afc24f9b89f726d5b1a9b9aeec1 diff --git a/TODO b/TODO index b476721..daf3667 100644 --- a/TODO +++ b/TODO @@ -1,30 +1,55 @@ _____________________________________________________________________________ Immediately + - use 'a'-'z' or 'a-z' instead of [a-z]? + - EOF token? + - de-genericize? + - better toString() methods all around... + - foo.add(x) + foo.add(y.andnot(x)) ==> this is broken + - distinguish Conjunct from Sequence? + => !(Conjunct instanceof Reducible) + - document the assumption that Sequences that match epsilon + must have tag, and that ONLY that tag is returned + when the sequence matches epsilon + - try to avoid building the parts of the tree that end up getting + dropped + - double-check all the region logic + + .................................................. + + - paper/techreport opportunities + - interaction between RNGLR and follow restrictions + - "doomed node" optimization + + - automatically collect time statistics and display + - serializable parse tables? + - better ambiguity reporting + - colorized tree-diffs? + - graphviz? - - Sequence shouldn't be an Element -> make Union.add(Element) - - Should Tree really be type-parameterized? - - - More topology untangling - - needs/hates/follow API ugliness - - - do Forest/Tree still need a Region? - - reconsider the degree of genericization - - GraphViz stuff pollutes the API... - - Forest needs a "manual access" API - - the unwrap bit in Forest makes it really hard to expose an API for forests - - - evil problems with (x y? z /ws) - - ParseFailed, GSS, Walk, Parser, Sequence, Forest - - copyright notices - - documentation +______________________________________________________________________________ +v1.1 + - Treewalker code compiler? + - circular gramars? + s = A + A = A | "b" + - skeleton generator? + - precedes restrictions ("<-") + - MUST HAVE BETTER ERROR MESSAGES + - use for developing java15.g + - java15.g + - once this is ready, do big announcement + - broader regression testing (for stuff like error messages, etc) + - More topology untangling [later] - grammar highlighting? - - comment indentation vs block indentation? - - { and } in
-  - recursive { { foo } }
+  - Forest needs a "manual access" API
+      - the unwrap bit in Forest makes it really hard
+        to expose an API for forests
+  - rewriting language? multiple passes?
 
 ______________________________________________________________________________
-v1.1
+v1.2
 
   - finalize metagrammar and rdp-op's
   - write some grammars
@@ -60,6 +85,9 @@ Soon
 ______________________________________________________________________________
 Later
 
+  - understand and implement the RNGLR "kernel state" optimization.
+    The _Practical Early Parsing_ paper may help.
+
   - Partly-Linear-PATR? (O(n^6) unification grammar)
 
   - Implement a k-token peek buffer (for each state, see if it "dead