bit of a hack to make the toplevel happy with graph and not print it
make graph: toplevel bindings count for exports
tests for the last commit
fix for AVL trees
take/drop in terms of split-at; cleaning up some related clutter
Better error message when set elements don't support '<'. Fixes #131.
Word set error message better. #131
.21
no need for this
adding documentation for tostring-fixed
Merge branch 'master' of github.com:brownplt/pyret-lang
old, old stuff
fairly out-of-date todo file
[doc] better length examples --- because they use length
[doc] docs build again
an initial LALR(1) parsing algorithm.  still to do: generalize to GLR
adding saving/restoring of parse tables -- just saving the rules and
the action/goto tables, there's no need to save the state sets themselves.
mishandled error case
adding parens around all binary operators, because I seem to have
forgotten the precedence rules.  also, fixing the handling of turning
tokens into literal values, which was evidently broken.
adding sectioning comments, adding checks for LALR ambiguity, and
improving error messages somewhat