Add some fixes

Author: rmosolgo

lib/graphql/execution/next/field_resolve_step.rb

@@ -255,7 +255,8 @@ def build_arguments
           arguments = coerce_arguments(@field_definition, @ast_node.arguments) # rubocop:disable Development/ContextIsPassedCop
           @arguments ||= arguments # may have already been set to an error
 
-          if @pending_steps.nil? || @pending_steps.size == 0
+          if (@pending_steps.nil? || @pending_steps.size == 0) &&
+              @field_results.nil? # Make sure this wasn't continue via inline dataloader execution
             execute_field
           end
         end

lib/graphql/execution/next/load_argument_step.rb

@@ -20,7 +20,11 @@ def value
 
         def call
           context = @field_resolve_step.selections_step.query.context
-          @loaded_value = @load_receiver.load_and_authorize_application_object(@argument_definition, @argument_value, context)
+          @loaded_value = begin
+            @load_receiver.load_and_authorize_application_object(@argument_definition, @argument_value, context)
+          rescue GraphQL::UnauthorizedError => auth_err
+            context.schema.unauthorized_object(auth_err)
+          end
           if (runner = @field_resolve_step.runner).resolves_lazies && runner.lazy?(@loaded_value)
             runner.dataloader.lazy_at_depth(@field_resolve_step.path.size, self)
           else

lib/graphql/execution/next/prepare_object_step.rb

@@ -83,7 +83,7 @@ def authorize
           else
             create_result
           end
-        rescue GraphQL::Error => err
+        rescue GraphQL::RuntimeError => err
           @graphql_result[@key] = @field_resolve_step.add_graphql_error(err)
         end
 

lib/graphql/execution_error.rb

@@ -6,7 +6,7 @@ module GraphQL
   class ExecutionError < GraphQL::RuntimeError
     # @return [GraphQL::Language::Nodes::Field] the field where the error occurred
     def ast_node
-      ast_nodes.first
+      ast_nodes&.first
     end
 
     def ast_node=(new_node)