Contents

module Spruz
  module CountBy
    def count_by(&b)
      b ||= lambda { |x| true }
      inject(0) { |s, e| s += 1 if b[e]; s }
    end
  end
end

Version data entries

17 entries across 17 versions & 1 rubygems

Version	Path
spruz-0.2.13	lib/spruz/count_by.rb
spruz-0.2.12	lib/spruz/count_by.rb
spruz-0.2.11	lib/spruz/count_by.rb
spruz-0.2.10	lib/spruz/count_by.rb
spruz-0.2.9	lib/spruz/count_by.rb
spruz-0.2.8	lib/spruz/count_by.rb
spruz-0.2.7	lib/spruz/count_by.rb
spruz-0.2.6	lib/spruz/count_by.rb
spruz-0.2.5	lib/spruz/count_by.rb
spruz-0.2.2	lib/spruz/count_by.rb
spruz-0.2.1	lib/spruz/count_by.rb
spruz-0.2.0	lib/spruz/count_by.rb
spruz-0.1.5	lib/spruz/count_by.rb
spruz-0.1.3	lib/spruz/count_by.rb
spruz-0.1.2	lib/spruz/count_by.rb
spruz-0.1.1	lib/spruz/count_by.rb
spruz-0.1.0	lib/spruz/count_by.rb