ruby/rails wtf

gistfile1.rb

# ruby 1.9.3-p194 + rails 3.2.6

Date.new.step(Date.new, 1.second).map{}
#=> TypeError: expected numeric
Date.new.step(Date.new, 1.second.to_i).map{}
#=> [nil]
Date.new.step(Date.new, 1).map{}
#=> [nil]

# ruby 1.9.2-p290 + rails 3.2.6

Date.new.step(Date.new, 1.second).map{}
#=> [nil]
Date.new.step(Date.new, 1.second.to_i).map{}
#=> [nil]
Date.new.step(Date.new, 1).map{}
#=> [nil]

Thanks @rkh and @tenderlove!

@tenderlove I've tried your snippet and on both 1.9.2 and 1.9.3, this is the result:

TypeError: no implicit conversion from nil to integer