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Module: RSpec::Rails::Matchers::BaseMatcher::DefaultFailureMessages Private

Do not use. This module is for internal use only.

Overview

Provides default implementations of failure messages, based on the ‘description`.

Class Method Summary

Instance Method Summary

Class Method Details

.has_default_failure_messages?(matcher) ⇒ Boolean

[ GitHub ] 

  


# File 'rspec-rails/lib/rspec/rails/matchers/base_matcher.rb', line 167



def self.has_default_failure_messages?(matcher)
  matcher.method(:failure_message).owner == self &&
    matcher.method(:failure_message_when_negated).owner == self
rescue NameError
  false
end


  







Instance Method Details



  

    #failure_message  ⇒ String 
  



  

    

Provides a good generic failure message. Based on ‘description`. When subclassing, if you are not satisfied with this failure message you often only need to override RSpec::Rails::Matchers::BaseMatcher#description.


  





  


  [ GitHub ]


  

  


# File 'rspec-rails/lib/rspec/rails/matchers/base_matcher.rb', line 153



def failure_message
  "expected #{description_of @actual} to #{description}".dup
end


  








  

    #failure_message_when_negated  ⇒ String 
  



  

    

Provides a good generic negative failure message. Based on ‘description`. When subclassing, if you are not satisfied with this failure message you often only need to override RSpec::Rails::Matchers::BaseMatcher#description.


  





  


  [ GitHub ]


  

  


# File 'rspec-rails/lib/rspec/rails/matchers/base_matcher.rb', line 162



def failure_message_when_negated
  "expected #{description_of @actual} not to #{description}".dup
end