Adds workaround for RSpec::Given issue

See jimweirich/rspec-given#43

spec/support/have_failed_matcher.rb

@@ -0,0 +1,19 @@
+# Check for whether this workaround is necessary
+# See: https://github.com/jimweirich/rspec-given/pull/43
+if Gem::Version.new(::Given::VERSION) > Gem::Version.new('3.5.4')
+  raise 'This may no longer be needed'
+end
+
+RSpec::Given::HaveFailed::HaveFailedMatcher.class_eval do
+  def wrapped(given)
+    given.is_a?(::Given::Failure) ? -> { given.call } : -> { }
+  end
+
+  def matches?(given_proc, negative_expectation = false)
+    super(wrapped(given_proc), negative_expectation)
+  end
+
+  def does_not_match?(given_proc)
+    super(wrapped(given_proc))
+  end
+end