This page contains automated test results for code from O'Reilly's Ruby Cookbook. If this code looks interesting or useful, you might want to buy the whole book.

Writing Block Methods that Classify or Collect
Code	Expected	Actual
module Enumerable def find_no_more_than(limit) inject([]) do \|a,e\| a << e if yield e return a if a.size >= limit a end end end a = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] a.find_no_more_than(3) { \|x\| x % 2 == 0 }	[2, 4, 6]	[2, 4, 6]

Writing Block Methods that Classify or Collect

Code

Expected

Actual

module Enumerable
  def find_no_more_than(limit)
    inject([]) do |a,e|
      a << e if yield e
      return a if a.size >= limit
      a
    end    
  end
end
a = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
a.find_no_more_than(3) { |x| x % 2 == 0 }

[2, 4, 6]