Onject#tapeval is Object#tap with Object#instance_eval

tapeval.rb

#
# tapeval is Object#tap with instance_eval
# => "hoge".tapeval{puts self * 2; gsub!(/ge/,'oooooo!!!') }                                                                                                                                             
#   hogehoge
#  "hooooooo!!!"
#
class Object                                                                                                                                                                                     
  def tapeval(&block)                                                                                                                                                                               
    instance_eval(&block) if block_given?    
    self
  end  
end