Fix Style/OpenStructUse offenses

Changelog: other

.rubocop_todo/style/open_struct_use.yml

@@ -7,9 +7,6 @@ Style/OpenStructUse:
   - ee/spec/helpers/ee/blob_helper_spec.rb
   - ee/spec/lib/gitlab/auth/group_saml/failure_handler_spec.rb
   - ee/spec/lib/gitlab/legacy_github_import/project_creator_spec.rb
-  - lib/api/wikis.rb
-  - lib/gitlab/git/diff_collection.rb
-  - lib/gitlab/import_export/after_export_strategies/base_after_export_strategy.rb
   - lib/gitlab/testing/request_inspector_middleware.rb
   - spec/factories/go_module_versions.rb
   - spec/factories/wiki_pages.rb

lib/api/entities/wiki_attachment.rb

@@ -16,11 +16,11 @@ module API
       end
 
       def filename
-        object.file_name
+        object[:file_name]
       end
 
       def secure_url
-        object.file_path
+        object[:file_path]
       end
     end
   end

lib/api/wikis.rb

@@ -136,7 +136,7 @@ module API
 
           if result[:status] == :success
             status(201)
-            present OpenStruct.new(result[:result]), with: Entities::WikiAttachment
+            present result[:result], with: Entities::WikiAttachment
           else
             render_api_error!(result[:message], 400)
           end

lib/gitlab/git/diff_collection.rb

@@ -9,8 +9,6 @@ module Gitlab
 
       attr_reader :limits
 
-      delegate :max_files, :max_lines, :max_bytes, :safe_max_files, :safe_max_lines, :safe_max_bytes, to: :limits
-
       def self.default_limits
         { max_files: ::Commit.diff_safe_max_files, max_lines: ::Commit.diff_safe_max_lines }
       end
@@ -26,8 +24,7 @@ module Gitlab
         limits[:safe_max_lines] = [limits[:max_lines], defaults[:max_lines]].min
         limits[:safe_max_bytes] = limits[:safe_max_files] * 5.kilobytes # Average 5 KB per file
         limits[:max_patch_bytes] = Gitlab::Git::Diff.patch_hard_limit_bytes
-
-        OpenStruct.new(limits)
+        limits
       end
 
       def initialize(iterator, options = {})
@@ -140,11 +137,11 @@ module Gitlab
       end
 
       def over_safe_limits?(files)
-        if files >= safe_max_files
+        if files >= limits[:safe_max_files]
           @collapsed_safe_files = true
-        elsif @line_count > safe_max_lines
+        elsif @line_count > limits[:safe_max_lines]
           @collapsed_safe_lines = true
-        elsif @byte_count >= safe_max_bytes
+        elsif @byte_count >= limits[:safe_max_bytes]
           @collapsed_safe_bytes = true
         end
 
@@ -179,7 +176,7 @@ module Gitlab
         @iterator.each_with_index do |raw, iterator_index|
           @empty = false
 
-          if @enforce_limits && i >= max_files
+          if @enforce_limits && i >= limits[:max_files]
             @overflow = true
             @overflow_max_files = true
             break
@@ -194,7 +191,7 @@ module Gitlab
           @line_count += diff.line_count
           @byte_count += diff.diff.bytesize
 
-          if @enforce_limits && @line_count >= max_lines
+          if @enforce_limits && @line_count >= limits[:max_lines]
             # This last Diff instance pushes us over the lines limit. We stop and
             # discard it.
             @overflow = true
@@ -202,7 +199,7 @@ module Gitlab
             break
           end
 
-          if @enforce_limits && @byte_count >= max_bytes
+          if @enforce_limits && @byte_count >= limits[:max_bytes]
             # This last Diff instance pushes us over the lines limit. We stop and
             # discard it.
             @overflow = true

lib/gitlab/gitaly_client/commit_service.rb

@@ -466,7 +466,7 @@ module Gitlab
         request_params[:ignore_whitespace_change] = options.fetch(:ignore_whitespace_change, false)
         request_params[:enforce_limits] = options.fetch(:limits, true)
         request_params[:collapse_diffs] = !options.fetch(:expanded, true)
-        request_params.merge!(Gitlab::Git::DiffCollection.limits(options).to_h)
+        request_params.merge!(Gitlab::Git::DiffCollection.limits(options))
 
         request = Gitaly::CommitDiffRequest.new(request_params)
         response = GitalyClient.call(@repository.storage, :diff_service, :commit_diff, request, timeout: GitalyClient.medium_timeout)

lib/gitlab/import_export/after_export_strategies/base_after_export_strategy.rb

@@ -17,11 +17,11 @@ module Gitlab
         public
 
         def initialize(attributes = {})
-          @options = OpenStruct.new(attributes)
+          @options = attributes
+        end
 
-          self.class.instance_eval do
-            def_delegators :@options, *attributes.keys
-          end
+        def method_missing(method, *args)
+          @options[method]
         end
 
         def execute(current_user, project)