Fix cop offenses for Style/HashTransformation in app directory

Contributes to https://gitlab.com/gitlab-org/gitlab/-/issues/322739

.rubocop_manual_todo.yml

@@ -2444,16 +2444,6 @@ Gitlab/NamespacedClass:
 # WIP: https://gitlab.com/gitlab-org/gitlab/-/issues/322739
 Style/HashTransformation:
   Exclude:
-    - 'app/controllers/projects/branches_controller.rb'
-    - 'app/finders/ci/commit_statuses_finder.rb'
-    - 'app/helpers/learn_gitlab_helper.rb'
-    - 'app/models/ci/build_trace_chunk.rb'
-    - 'app/models/concerns/cache_markdown_field.rb'
-    - 'app/models/gpg_key.rb'
-    - 'app/presenters/packages/npm/package_presenter.rb'
-    - 'app/services/ci/pipeline_processing/atomic_processing_service/status_collection.rb'
-    - 'app/services/ci/retry_build_service.rb'
-    - 'app/services/packages/nuget/create_dependency_service.rb'
     - 'ee/app/models/ee/ci/build.rb'
     - 'ee/app/models/productivity_analytics.rb'
     - 'ee/app/models/sca/license_compliance.rb'

app/controllers/projects/branches_controller.rb

@@ -49,7 +49,7 @@ class Projects::BranchesController < Projects::ApplicationController
         branches = BranchesFinder.new(repository, params.permit(names: [])).execute
 
         Gitlab::GitalyClient.allow_n_plus_1_calls do
-          render json: branches.map { |branch| [branch.name, service.call(branch)] }.to_h
+          render json: branches.to_h { |branch| [branch.name, service.call(branch)] }
         end
       end
     end

app/finders/ci/commit_statuses_finder.rb

@@ -21,9 +21,9 @@ module Ci
 
     def latest_commits
       strong_memoize(:latest_commits) do
-        refs.map do |ref|
+        refs.to_h do |ref|
           [ref.name, @repository.commit(ref.dereferenced_target).sha]
-        end.to_h
+        end
       end
     end
 

app/helpers/learn_gitlab_helper.rb

@@ -11,14 +11,14 @@ module LearnGitlabHelper
   def onboarding_actions_data(project)
     attributes = onboarding_progress(project).attributes.symbolize_keys
 
-    action_urls.map do |action, url|
+    action_urls.to_h do |action, url|
       [
         action,
         url: url,
         completed: attributes[OnboardingProgress.column_name(action)].present?,
         svg: image_path("learn_gitlab/#{action}.svg")
       ]
-    end.to_h
+    end
   end
 
   private

app/models/ci/build_trace_chunk.rb

@@ -30,9 +30,9 @@ module Ci
       fog: 3
     }.freeze
 
-    STORE_TYPES = DATA_STORES.keys.map do |store|
+    STORE_TYPES = DATA_STORES.keys.to_h do |store|
       [store, "Ci::BuildTraceChunks::#{store.capitalize}".constantize]
-    end.to_h.freeze
+    end.freeze
 
     enum data_store: DATA_STORES
 

app/models/concerns/cache_markdown_field.rb

@@ -56,12 +56,12 @@ module CacheMarkdownField
   # Update every applicable column in a row if any one is invalidated, as we only store
   # one version per row
   def refresh_markdown_cache
-    updates = cached_markdown_fields.markdown_fields.map do |markdown_field|
+    updates = cached_markdown_fields.markdown_fields.to_h do |markdown_field|
       [
         cached_markdown_fields.html_field(markdown_field),
         rendered_field_content(markdown_field)
       ]
-    end.to_h
+    end
 
     updates['cached_markdown_version'] = latest_cached_markdown_version
 

app/models/gpg_key.rb

@@ -71,12 +71,12 @@ class GpgKey < ApplicationRecord
   end
 
   def emails_with_verified_status
-    user_infos.map do |user_info|
+    user_infos.to_h do |user_info|
       [
         user_info[:email],
         user.verified_email?(user_info[:email])
       ]
-    end.to_h
+    end
   end
 
   def verified?

app/presenters/packages/npm/package_presenter.rb

@@ -35,9 +35,7 @@ module Packages
       private
 
       def build_package_tags
-        Hash[
-          package_tags.map { |tag| [tag.name, tag.package.version] }
-        ]
+        package_tags.to_h { |tag| [tag.name, tag.package.version] }
       end
 
       def build_package_version(package, package_file)

app/services/ci/pipeline_processing/atomic_processing_service/status_collection.rb

@@ -91,17 +91,17 @@ module Ci
 
         def all_statuses_by_id
           strong_memoize(:all_statuses_by_id) do
-            all_statuses.map do |row|
+            all_statuses.to_h do |row|
               [row[:id], row]
-            end.to_h
+            end
           end
         end
 
         def all_statuses_by_name
           strong_memoize(:statuses_by_name) do
-            all_statuses.map do |row|
+            all_statuses.to_h do |row|
               [row[:name], row]
-            end.to_h
+            end
           end
         end
 

app/services/ci/retry_build_service.rb

@@ -33,9 +33,9 @@ module Ci
         raise Gitlab::Access::AccessDeniedError
       end
 
-      attributes = self.class.clone_accessors.map do |attribute|
+      attributes = self.class.clone_accessors.to_h do |attribute|
         [attribute, build.public_send(attribute)] # rubocop:disable GitlabSecurity/PublicSend
-      end.to_h
+      end
 
       attributes[:user] = current_user
 

app/services/packages/nuget/create_dependency_service.rb

@@ -54,9 +54,9 @@ module Packages
       end
 
       def dependencies_for_create_dependency_service
-        names_and_versions = @dependencies.map do |dependency|
+        names_and_versions = @dependencies.to_h do |dependency|
           [dependency[:name], version_or_empty_string(dependency[:version])]
-        end.to_h
+        end
 
         { 'dependencies' => names_and_versions }
       end

changelogs/unreleased/pl-rubocop-style-hashtransformation-app-directory.yml

+---
+title: Fix cop offenses for Style/HashTransformation in app directory
+merge_request: 56579
+author: Karthik Sivadas @karthik.sivadas
+type: other