Merge pull request #297 from ruby/ignore-warnings-2.6

Fixed test fails caused by 2.6 warnings
ruby · Dec 7, 2018 · f0a897e · f0a897e
2 parents 80e00e2 + 81763da
commit f0a897e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/rake/application.rb b/lib/rake/application.rb
@@ -392,7 +392,7 @@ def trace(*strings) # :nodoc:
 
     def sort_options(options) # :nodoc:
       options.sort_by { |opt|
-        opt.select { |o| o =~ /^-/ }.map(&:downcase).sort.reverse
+        opt.select { |o| o.is_a?(String) && o =~ /^-/ }.map(&:downcase).sort.reverse
       }
     end
     private :sort_options