Module: Range::RangeExtensions

Included in:: Range

Defined in:: lib/ruckus/extensions/range.rb

Instance Method Summary collapse

#choice ⇒ Object (also: #choose)

Take a random number out of a range.
#each_backwards ⇒ Object

again, surprised this isn’t in the library.

Instance Method Details

#choice ⇒ `Object` Also known as: choose

Take a random number out of a range



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# File 'lib/ruckus/extensions/range.rb', line 10

def choice
    rand(self.last - self.first) + self.first
end

#each_backwards ⇒ `Object`

again, surprised this isn’t in the library



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# File 'lib/ruckus/extensions/range.rb', line 4

def each_backwards
    max.to_i.downto(min) {|i| yield i}
end