2 ms·
I don't understand the following guideline: > Assign struct subclasses so that they can be re-opened. Right = Struct.new(:value) do def squared; val
by jtgeibel 13y ago
I don't understand the following guideline:
> Assign struct subclasses so that they can be re-opened.
Right = Struct.new(:value) do
def squared; value * value end
end
class Wrong < Struct.new(:value)
def squared; value * value end
end