Enable Style/ConditionalAssignment

.rubocop.yml

@@ -965,5 +965,8 @@ Style/ColonMethodCall:
 Style/CommentAnnotation:
   Enabled: false
 
+Style/ConditionalAssignment:
+  Enabled: true
+
 Style/DoubleNegation:
   Enabled: false

.rubocop_todo.yml

@@ -38,13 +38,6 @@ RSpec/SingleArgumentMessageChain:
   Exclude:
     - 'spec/requests/api/internal_spec.rb'
 
-# Offense count: 32
-# Cop supports --auto-correct.
-# Configuration parameters: EnforcedStyle, SupportedStyles, SingleLineConditionsOnly.
-# SupportedStyles: assign_to_condition, assign_inside_condition
-Style/ConditionalAssignment:
-  Enabled: false
-
 # Offense count: 6
 # Cop supports --auto-correct.
 Style/EachWithObject:

app/controllers/concerns/creates_commit.rb

@@ -101,12 +101,12 @@ module CreatesCommit
 
   # TODO: We should really clean this up
   def set_commit_variables
-    if can?(current_user, :push_code, @project)
+    @mr_source_project = if can?(current_user, :push_code, @project)
       # Edit file in this project
-      @mr_source_project = @project
+      @project
     else
       # Merge request from fork to this project
-      @mr_source_project = current_user.fork_of(@project)
+      current_user.fork_of(@project)
     end
 
     # Merge request to this project

app/controllers/projects/git_http_client_controller.rb

@@ -76,10 +76,10 @@ class Projects::GitHttpClientController < Projects::ApplicationController
     return @project if defined?(@project)
 
     project_id, _ = project_id_with_suffix
-    if project_id.blank?
-      @project = nil
+    @project = if project_id.blank?
+      nil
     else
-      @project = Project.find_by_full_path("#{params[:namespace_id]}/#{project_id}")
+      Project.find_by_full_path("#{params[:namespace_id]}/#{project_id}")
     end
   end
 

app/controllers/projects/merge_requests_controller.rb

@@ -407,13 +407,13 @@ class Projects::MergeRequestsController < Projects::ApplicationController
   end
 
   def merge_widget_refresh
-    if merge_request.merge_when_build_succeeds
-      @status = :merge_when_build_succeeds
+    @status = if merge_request.merge_when_build_succeeds
+      :merge_when_build_succeeds
     else
       # Only MRs that can be merged end in this action
       # MR can be already picked up for merge / merged already or can be waiting for worker to be picked up
       # in last case it does not have any special status. Possible error is handled inside widget js function
-      @status = :success
+      :success
     end
 
     render 'merge'

app/controllers/sessions_controller.rb

@@ -16,10 +16,10 @@ class SessionsController < Devise::SessionsController
 
   def new
     set_minimum_password_length
-    if Gitlab.config.ldap.enabled
-      @ldap_servers = Gitlab::LDAP::Config.servers
+    @ldap_servers = if Gitlab.config.ldap.enabled
+      Gitlab::LDAP::Config.servers
     else
-      @ldap_servers = []
+      []
     end
 
     super

app/finders/notes_finder.rb

@@ -28,10 +28,10 @@ class NotesFinder
   private
 
   def init_collection
-    if @params[:target_id]
-      @notes = on_target(@params[:target_type], @params[:target_id])
+    @notes = if @params[:target_id]
+      on_target(@params[:target_type], @params[:target_id])
     else
-      @notes = notes_of_any_type
+      notes_of_any_type
     end
   end
 

app/helpers/application_helper.rb

@@ -69,10 +69,10 @@ module ApplicationHelper
   end
 
   def avatar_icon(user_or_email = nil, size = nil, scale = 2)
-    if user_or_email.is_a?(User)
-      user = user_or_email
+    user = if user_or_email.is_a?(User)
+      user_or_email
     else
-      user = User.find_by_any_email(user_or_email.try(:downcase))
+      User.find_by_any_email(user_or_email.try(:downcase))
     end
 
     if user

app/helpers/blob_helper.rb

@@ -153,15 +153,15 @@ module BlobHelper
     # Because we are opionated we set the cache headers ourselves.
     response.cache_control[:public] = @project.public?
 
-    if @ref && @commit && @ref == @commit.id
+    response.cache_control[:max_age] = if @ref && @commit && @ref == @commit.id
       # This is a link to a commit by its commit SHA. That means that the blob
       # is immutable. The only reason to invalidate the cache is if the commit
       # was deleted or if the user lost access to the repository.
-      response.cache_control[:max_age] = Blob::CACHE_TIME_IMMUTABLE
+      Blob::CACHE_TIME_IMMUTABLE
     else
       # A branch or tag points at this blob. That means that the expected blob
       # value may change over time.
-      response.cache_control[:max_age] = Blob::CACHE_TIME
+      Blob::CACHE_TIME
     end
 
     response.etag = @blob.id

app/mailers/repository_check_mailer.rb

 class RepositoryCheckMailer < BaseMailer
   def notify(failed_count)
-    if failed_count == 1
-      @message = "One project failed its last repository check"
+    @message = if failed_count == 1
+      "One project failed its last repository check"
     else
-      @message = "#{failed_count} projects failed their last repository check"
+      "#{failed_count} projects failed their last repository check"
     end
 
     mail(

app/models/commit.rb

@@ -122,10 +122,10 @@ class Commit
   def full_title
     return @full_title if @full_title
 
-    if safe_message.blank?
-      @full_title = no_commit_message
+    @full_title = if safe_message.blank?
+      no_commit_message
     else
-      @full_title = safe_message.split("\n", 2).first
+      safe_message.split("\n", 2).first
     end
   end
 

app/models/concerns/case_sensitivity.rb

@@ -13,10 +13,10 @@ module CaseSensitivity
       params.each do |key, value|
         column = ActiveRecord::Base.connection.quote_table_name(key)
 
-        if cast_lower
-          condition = "LOWER(#{column}) = LOWER(:value)"
+        condition = if cast_lower
+          "LOWER(#{column}) = LOWER(:value)"
         else
-          condition = "#{column} = :value"
+          "#{column} = :value"
         end
 
         criteria = criteria.where(condition, value: value)

app/models/concerns/sortable.rb

@@ -46,10 +46,10 @@ module Sortable
         where("label_links.target_id = #{target_column}").
         reorder(nil)
 
-      if target_type_column
-        query = query.where("label_links.target_type = #{target_type_column}")
+      query = if target_type_column
+        query.where("label_links.target_type = #{target_type_column}")
       else
-        query = query.where(label_links: { target_type: target_type })
+        query.where(label_links: { target_type: target_type })
       end
 
       query = query.where.not(title: excluded_labels) if excluded_labels.present?

app/models/network/graph.rb

@@ -188,10 +188,10 @@ module Network
       end
 
       # and mark it as reserved
-      if parent_time.nil?
-        min_time = leaves.first.time
+      min_time = if parent_time.nil?
+        leaves.first.time
       else
-        min_time = parent_time + 1
+        parent_time + 1
       end
 
       max_time = leaves.last.time

app/models/project.rb

@@ -492,12 +492,12 @@ class Project < ActiveRecord::Base
   end
 
   def add_import_job
-    if forked?
-      job_id = RepositoryForkWorker.perform_async(id, forked_from_project.repository_storage_path,
+    job_id = if forked?
+      RepositoryForkWorker.perform_async(id, forked_from_project.repository_storage_path,
                                                   forked_from_project.path_with_namespace,
                                                   self.namespace.full_path)
     else
-      job_id = RepositoryImportWorker.perform_async(self.id)
+      RepositoryImportWorker.perform_async(self.id)
     end
 
     if job_id

app/models/project_services/pushover_service.rb

@@ -72,12 +72,12 @@ class PushoverService < Service
     before = data[:before]
     after = data[:after]
 
-    if Gitlab::Git.blank_ref?(before)
-      message = "#{data[:user_name]} pushed new branch \"#{ref}\"."
+    message = if Gitlab::Git.blank_ref?(before)
+      "#{data[:user_name]} pushed new branch \"#{ref}\"."
     elsif Gitlab::Git.blank_ref?(after)
-      message = "#{data[:user_name]} deleted branch \"#{ref}\"."
+      "#{data[:user_name]} deleted branch \"#{ref}\"."
     else
-      message = "#{data[:user_name]} push to branch \"#{ref}\"."
+      "#{data[:user_name]} push to branch \"#{ref}\"."
     end
 
     if data[:total_commits_count] > 0

app/services/system_note_service.rb

@@ -408,11 +408,11 @@ module SystemNoteService
     # Initial scope should be system notes of this noteable type
     notes = Note.system.where(noteable_type: noteable.class)
 
-    if noteable.is_a?(Commit)
+    notes = if noteable.is_a?(Commit)
       # Commits have non-integer IDs, so they're stored in `commit_id`
-      notes = notes.where(commit_id: noteable.id)
+      notes.where(commit_id: noteable.id)
     else
-      notes = notes.where(noteable_id: noteable.id)
+      notes.where(noteable_id: noteable.id)
     end
 
     notes_for_mentioner(mentioner, noteable, notes).exists?

config/initializers/1_settings.rb

@@ -15,10 +15,10 @@ class Settings < Settingslogic
     end
 
     def build_gitlab_ci_url
-      if on_standard_port?(gitlab)
-        custom_port = nil
+      custom_port = if on_standard_port?(gitlab)
+        nil
       else
-        custom_port = ":#{gitlab.port}"
+        ":#{gitlab.port}"
       end
       [gitlab.protocol,
         "://",
@@ -201,10 +201,10 @@ if github_settings
 
   github_settings["args"] ||= Settingslogic.new({})
 
-  if github_settings["url"].include?(github_default_url)
-    github_settings["args"]["client_options"] = OmniAuth::Strategies::GitHub.default_options[:client_options]
+  github_settings["args"]["client_options"] = if github_settings["url"].include?(github_default_url)
+    OmniAuth::Strategies::GitHub.default_options[:client_options]
   else
-    github_settings["args"]["client_options"] = {
+    {
       "site"          => File.join(github_settings["url"], "api/v3"),
       "authorize_url" => File.join(github_settings["url"], "login/oauth/authorize"),
       "token_url"     => File.join(github_settings["url"], "login/oauth/access_token")

lib/banzai/filter/abstract_reference_filter.rb

@@ -160,10 +160,10 @@ module Banzai
 
             data = data_attributes_for(link_content || match, project, object, link: !!link_content)
 
-            if matches.names.include?("url") && matches[:url]
-              url = matches[:url]
+            url = if matches.names.include?("url") && matches[:url]
+              matches[:url]
             else
-              url = url_for_object_cached(object, project)
+              url_for_object_cached(object, project)
             end
 
             content = link_content || object_link_text(object, matches)

lib/banzai/filter/gollum_tags_filter.rb

@@ -149,10 +149,10 @@ module Banzai
           name, reference = *parts.compact.map(&:strip)
         end
 
-        if url?(reference)
-          href = reference
+        href = if url?(reference)
+          reference
         else
-          href = ::File.join(project_wiki_base_path, reference)
+          ::File.join(project_wiki_base_path, reference)
         end
 
         content_tag(:a, name || reference, href: href, class: 'gfm')

lib/banzai/filter/issue_reference_filter.rb

@@ -39,10 +39,10 @@ module Banzai
           projects_per_reference.each do |path, project|
             issue_ids = references_per_project[path]
 
-            if project.default_issues_tracker?
-              issues = project.issues.where(iid: issue_ids.to_a)
+            issues = if project.default_issues_tracker?
+              project.issues.where(iid: issue_ids.to_a)
             else
-              issues = issue_ids.map { |id| ExternalIssue.new(id, project) }
+              issue_ids.map { |id| ExternalIssue.new(id, project) }
             end
 
             issues.each do |issue|

lib/gitlab/award_emoji.rb

@@ -69,10 +69,10 @@ module Gitlab
                     end
 
                   JSON.parse(File.read(path)).map do |hash|
-                    if digest
-                      fname = "#{hash['unicode']}-#{hash['digest']}"
+                    fname = if digest
+                      "#{hash['unicode']}-#{hash['digest']}"
                     else
-                      fname = hash['unicode']
+                      hash['unicode']
                     end
 
                     { name: hash['name'], path: File.join(base, prefix, "#{fname}.png") }

lib/gitlab/conflict/file.rb

@@ -91,10 +91,10 @@ module Gitlab
         our_highlight = Gitlab::Highlight.highlight(our_path, our_file, repository: repository).lines
 
         lines.each do |line|
-          if line.type == 'old'
-            line.rich_text = their_highlight[line.old_line - 1].try(:html_safe)
+          line.rich_text = if line.type == 'old'
+            their_highlight[line.old_line - 1].try(:html_safe)
           else
-            line.rich_text = our_highlight[line.new_line - 1].try(:html_safe)
+            our_highlight[line.new_line - 1].try(:html_safe)
           end
         end
       end

lib/gitlab/diff/position.rb

@@ -140,10 +140,10 @@ module Gitlab
 
       def find_diff_file(repository)
         # We're at the initial commit, so just get that as we can't compare to anything.
-        if Gitlab::Git.blank_ref?(start_sha)
-          compare = Gitlab::Git::Commit.find(repository.raw_repository, head_sha)
+        compare = if Gitlab::Git.blank_ref?(start_sha)
+          Gitlab::Git::Commit.find(repository.raw_repository, head_sha)
         else
-          compare = Gitlab::Git::Compare.new(
+          Gitlab::Git::Compare.new(
             repository.raw_repository,
             start_sha,
             head_sha

lib/gitlab/email/reply_parser.rb

@@ -31,10 +31,10 @@ module Gitlab
       private
 
       def select_body(message)
-        if message.multipart?
-          part = message.text_part || message.html_part || message
+        part = if message.multipart?
+          message.text_part || message.html_part || message
         else
-          part = message
+          message
         end
 
         decoded = fix_charset(part)

lib/gitlab/metrics/instrumentation.rb

@@ -143,10 +143,10 @@ module Gitlab
         # signature this would break things. As a result we'll make sure the
         # generated method _only_ accepts regular arguments if the underlying
         # method also accepts them.
-        if method.arity == 0
-          args_signature = ''
+        args_signature = if method.arity == 0
+          ''
         else
-          args_signature = '*args'
+          '*args'
         end
 
         proxy_module.class_eval <<-EOF, __FILE__, __LINE__ + 1

lib/gitlab/saml/user.rb

@@ -28,10 +28,10 @@ module Gitlab
         if external_users_enabled? && @user
           # Check if there is overlap between the user's groups and the external groups
           # setting then set user as external or internal.
-          if (auth_hash.groups & Gitlab::Saml::Config.external_groups).empty?
-            @user.external = false
+          @user.external = if (auth_hash.groups & Gitlab::Saml::Config.external_groups).empty?
+            false
           else
-            @user.external = true
+            true
           end
         end
 

lib/gitlab/search_results.rb

@@ -56,10 +56,10 @@ module Gitlab
     def issues
       issues = IssuesFinder.new(current_user).execute.where(project_id: project_ids_relation)
 
-      if query =~ /#(\d+)\z/
-        issues = issues.where(iid: $1)
+      issues = if query =~ /#(\d+)\z/
+        issues.where(iid: $1)
       else
-        issues = issues.full_search(query)
+        issues.full_search(query)
       end
 
       issues.order('updated_at DESC')
@@ -73,11 +73,10 @@ module Gitlab
 
     def merge_requests
       merge_requests = MergeRequestsFinder.new(current_user).execute.in_projects(project_ids_relation)
-
-      if query =~ /[#!](\d+)\z/
-        merge_requests = merge_requests.where(iid: $1)
+      merge_requests = if query =~ /[#!](\d+)\z/
+        merge_requests.where(iid: $1)
       else
-        merge_requests = merge_requests.full_search(query)
+        merge_requests.full_search(query)
       end
       merge_requests.order('updated_at DESC')
     end

lib/gitlab/sherlock/query.rb

@@ -94,10 +94,10 @@ module Gitlab
       private
 
       def raw_explain(query)
-        if Gitlab::Database.postgresql?
-          explain = "EXPLAIN ANALYZE #{query};"
+        explain = if Gitlab::Database.postgresql?
+          "EXPLAIN ANALYZE #{query};"
         else
-          explain = "EXPLAIN #{query};"
+          "EXPLAIN #{query};"
         end
 
         ActiveRecord::Base.connection.execute(explain)

spec/features/issuables/issuable_list_spec.rb

@@ -40,10 +40,10 @@ describe 'issuable list', feature: true do
 
   def create_issuables(issuable_type)
     3.times do
-      if issuable_type == :issue
-        issuable = create(:issue, project: project, author: user)
+      issuable = if issuable_type == :issue
+        create(:issue, project: project, author: user)
       else
-        issuable = create(:merge_request, title: FFaker::Lorem.sentence, source_project: project, source_branch: FFaker::Name.name)
+        create(:merge_request, title: FFaker::Lorem.sentence, source_project: project, source_branch: FFaker::Name.name)
       end
 
       2.times do

spec/support/issuables_list_metadata_shared_examples.rb

@@ -3,10 +3,10 @@ shared_examples 'issuables list meta-data' do |issuable_type, action = nil|
     @issuable_ids = []
 
     2.times do
-      if issuable_type == :issue
-        issuable = create(issuable_type, project: project)
+      issuable = if issuable_type == :issue
+        create(issuable_type, project: project)
       else
-        issuable = create(issuable_type, title: FFaker::Lorem.sentence, source_project: project, source_branch: FFaker::Name.name)
+        create(issuable_type, title: FFaker::Lorem.sentence, source_project: project, source_branch: FFaker::Name.name)
       end
 
       @issuable_ids << issuable.id

spec/support/login_helpers.rb

@@ -15,10 +15,10 @@ module LoginHelpers
   #   user = create(:user)
   #   login_as(user)
   def login_as(user_or_role)
-    if user_or_role.kind_of?(User)
-      @user = user_or_role
+    @user = if user_or_role.kind_of?(User)
+      user_or_role
     else
-      @user = create(user_or_role)
+      create(user_or_role)
     end
 
     login_with(@user)