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acook/setters_are_special.rb

Created January 20, 2014 17:52
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Even with an explicit return, setters always return the original value. This makes some sense, but it can be a gotcha if you're doing something special like accepting a string an setting a File object, instead of getting the file back, you'll still get the string.
Raw
setters_are_special.rb
class Foo
def bar= new_bar
return "MEGAZOIDS"
end
end
f = Foo.new
p f.bar = "lolcats" #=> "lolcats"
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