Freeze ruby-next-parser version

DmitryTsepelev · DmitryTsepelev · commit 84f1f1a66f2b · 2020-07-30T15:58:08.000+03:00
diff --git a/graphql-ruby-fragment_cache.gemspec b/graphql-ruby-fragment_cache.gemspec
@@ -39,4 +39,5 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "rspec", "~> 3.9"
   spec.add_development_dependency "timecop"
   spec.add_development_dependency "ruby-next", ">= 0.6"
+  spec.add_development_dependency "ruby-next-parser", "2.8.0.7"
 end
