Merge pull request rmosolgo#663 from rmosolgo/fix-concurrent-usage

Support concurrent-ruby 1.0.0

Author: rmosolgo

Appraisals

@@ -14,6 +14,7 @@ end
 appraise 'rails_4.2' do
   gem 'activerecord', '~> 4.2.4'
   gem 'actionpack', '~> 4.2.4'
+  gem 'concurrent-ruby', '1.0.0'
 end
 
 appraise 'rails_5.0' do

gemfiles/rails_4.2.gemfile

@@ -7,5 +7,6 @@ gem "sqlite3", :platform => :ruby
 gem "activerecord-jdbcsqlite3-adapter", :platform => :jruby
 gem "activerecord", "~> 4.2.4"
 gem "actionpack", "~> 4.2.4"
+gem "concurrent-ruby", "1.0.0"
 
 gemspec :path => "../"

lib/graphql/execution/lazy/lazy_method_map.rb

@@ -43,7 +43,7 @@ def get(value)
         private
 
         def find_superclass_method(value_class)
-          @storage.each { |lazy_class, lazy_value_method|
+          @storage.each_pair { |lazy_class, lazy_value_method|
             return lazy_value_method if value_class < lazy_class
           }
           nil
@@ -54,7 +54,7 @@ class ConcurrentishMap
           extend Forwardable
           # Technically this should be under the mutex too,
           # but I know it's only used when the lock is already acquired.
-          def_delegators :@storage, :each, :size
+          def_delegators :@storage, :each_pair, :size
 
           def initialize
             @semaphore = Mutex.new