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Fixing the boundary problem is easy. Just put some checks into the indexing method.
...
def [](x,y)
if x<1 || y<1
nil
else
@tied[x-1][y-1]
end
end
...
|
Running the tests show that they all pass.
| [ next ] [ prev ] [ contents ] [ up to More Tests for Story Three ] | Copyright 2003 by Jim Weirich. |