README.md in rspec-graphql_matchers-1.2.1 vs README.md in rspec-graphql_matchers-1.3.0

@@ -44,14 +44,16 @@
   implements GraphQL::Relay::Node.interface
 
   field :id, ID, null: false
   field :comments, [String], null: false
   field :isPublished, Boolean, null: true
+  field :published, Boolean, null: false, deprecation_reason: 'Use isPublished instead'
 
   field :subposts, PostType, null: true do
     argument :filter, types.String, required: false
     argument :id, types.ID, required: false
+    argument :isPublished, types.Boolean, required: false
   end
 end
 ```
 
 ### 1) Test your type defines the correct fields:
@@ -62,10 +64,16 @@
 
   it { is_expected.to have_field(:id).of_type(!types.ID) }
   it { is_expected.to have_field(:comments).of_type("[String!]!") }
   it { is_expected.to have_field(:isPublished).of_type("Boolean") }
 
+  # Check a field is deprecated
+  it { is_expected.to have_field(:published).with_deprecation_reason }
+  it { is_expected.to have_field(:published).with_deprecation_reason('Use isPublished instead') }
+  it { is_expected.not_to have_field(:published).with_deprecation_reason('Wrong reason') }
+  it { is_expected.not_to have_field(:isPublished).with_deprecation_reason }
+
   # The gem automatically converts field names to CamelCase, so this will
   # pass even though the field was defined as field :isPublished
   it { is_expected.to have_field(:is_published).of_type("Boolean") }
 end
 ```
@@ -120,9 +128,13 @@
       expect(subject).to accept_argument(:filter).of_type('String')
       expect(subject).to accept_argument(:id).of_type('ID')
     end
 
     it { is_expected.not_to accept_argument(:weirdo) }
+
+    # The gem automatically converts argument names to CamelCase, so this will
+    # pass even though the argument was defined as :isPublished
+    it { is_expected.to accept_argument(:is_published).of_type("Boolean") }
   end
 end
 ```
 
 ### 5) Test an object's interface implementations: