This pull request reimplements range sets in terms of sorted maps, which allows for persistent range sets and mutable range sets. The latter is not fully implemented, but it's good enough for use in jackfirth/resyntax#164 which is what I need this for.
This pull request reimplements range sets in terms of sorted maps, which allows for persistent range sets and mutable range sets. The latter is not fully implemented, but it's good enough for use in jackfirth/resyntax#164 which is what I need this for.