features/support/no_error_matcher.rb in message-driver-0.3.0 vs features/support/no_error_matcher.rb in message-driver-0.4.0

@@ -1,13 +1,13 @@
 RSpec::Matchers.define :have_no_errors do
   match do |test_runner|
-    test_runner.raised_error == nil
+    test_runner.raised_error.nil?
   end
 
   failure_message_for_should do |test_runner|
     err = test_runner.raised_error
     filtered = (err.backtrace || []).reject do |line|
-      Cucumber::Ast::StepInvocation::BACKTRACE_FILTER_PATTERNS.detect { |p| line =~ p }
+      Cucumber::Ast::StepInvocation::BACKTRACE_FILTER_PATTERNS.find { |p| line =~ p }
     end
-    (["#{err.class}: #{err.to_s}"]+filtered).join("\n  ")
+    (["#{err.class}: #{err}"]+filtered).join("\n  ")
   end
 end