setup formatter.

Author: gmac

lib/graphql/stitching/composer.rb

@@ -174,7 +174,7 @@ def perform(locations_input)
         select_root_field_locations(schema)
         expand_abstract_resolvers(schema, schemas)
         apply_supergraph_directives(schema, @resolver_map, @field_map)
-        apply_authorization_directives(schema, @authorizations_by_type_and_field)
+        apply_authorization_directives(schema)
 
         if (visibility_def = schema.directives[GraphQL::Stitching.visibility_directive])
           visibility_def.get_argument("profiles").default_value(@visibility_profiles.to_a.sort)
@@ -536,6 +536,7 @@ def merge_descriptions(type_name, members_by_location, field_name: nil, argument
         @formatter.merge_descriptions(strings_by_location, Formatter::Info.new(
           type_name: type_name,
           field_name: field_name,
+          field_scopes: field_name ? @authorizations_by_type_and_field.dig(type_name, field_name) : nil,
           argument_name: argument_name,
           enum_value: enum_value,
         ))
@@ -761,11 +762,11 @@ def apply_supergraph_directives(schema, resolvers_by_type_name, locations_by_typ
         schema_directives.each_value { |directive_class| schema.directive(directive_class) }
       end
 
-      def apply_authorization_directives(schema, authorizations_by_type_and_field)
-        return if authorizations_by_type_and_field.empty?
+      def apply_authorization_directives(schema)
+        return if @authorizations_by_type_and_field.empty?
 
         schema.types.each_value do |type|
-          authorizations_by_field = authorizations_by_type_and_field[type.graphql_name]
+          authorizations_by_field = @authorizations_by_type_and_field[type.graphql_name]
           next if authorizations_by_field.nil? || !type.kind.fields?
 
           type.fields.each_value do |field|

lib/graphql/stitching/composer/authorization.rb

@@ -3,6 +3,25 @@
 module GraphQL::Stitching
   class Composer
     module Authorization
+      class << self
+        def print_scopes(or_scopes)
+          or_scopes.map do |and_scopes|
+            and_scopes = and_scopes.map { "`#{_1}`" }
+            if and_scopes.length > 2
+              "#{and_scopes[0..-1].join(",")}, and #{and_scopes.last}"
+            else
+              and_scopes.join(" and ")
+            end
+          end
+
+          or_scopes.join("; or ")
+        end
+
+        def print_description(scopes)
+          "Required authorization scopes: #{print_scopes(scopes)}."
+        end
+      end
+
       private
 
       def merge_authorization_scopes(*scopes)

test/graphql/stitching/planner/plan_authorizations_test.rb

@@ -260,7 +260,7 @@ def test_selects_unmerged_object_fields_with_authorization
         variables: {},
         path: [],
       }],
-      claims: ["orders", "customers"],
+      claims: ["customers", "orders"],
       errors: [],
     }