Class: Spec::Expectations::NegativeExpectationMatcherHandler

Inherits:
Object
  • Object
show all
Defined in:
lib/spec/expectations/handler.rb

Class Method Summary collapse

Class Method Details

.handle_matcher(actual, matcher, &block) ⇒ Object



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# File 'lib/spec/expectations/handler.rb', line 21

def self.handle_matcher(actual, matcher, &block)
  ::Spec::Matchers.last_should = :should_not
  ::Spec::Matchers.last_matcher = matcher

  return ::Spec::Matchers::NegativeOperatorMatcher.new(actual) if matcher.nil?
  
  match = matcher.respond_to?(:does_not_match?) ?
          !matcher.does_not_match?(actual, &block) :
          matcher.matches?(actual, &block)
  return match unless match

  ::Spec::Expectations.fail_with matcher.respond_to?(:failure_message_for_should_not) ?
                                 matcher.failure_message_for_should_not :
                                 matcher.negative_failure_message
end