Some more archive grids from sudokuoftheday.com
Tentative spec for “Grid#new is memoized”.
Seem to have got it.
Working on Group#locations: spec for is memoized
Implementation.
That whole endeavour seems to be an exercise in futility.
Giving up on memoizing Group#locations for the time being.
Using new min as it is supposed to be used.
It seems to work now!
Much more meaningful test for Grid#data?
Marked some specs as slow.
Marked some stories as super-slow.
Having remorses: renaming “super_slow” features as just slow.
Got rid of any mentioned of solver in spec.
Fixed wording in spec.
New signature for ingest: optional parameter hash.
One more spec for ingest syntax.
Got the spec wrong just earlier.
Cleanup in spec.
Implemented extended ingest syntax.