Enable Style/SpaceAfterColon Rubocop cops

.rubocop.yml

@@ -532,7 +532,7 @@ Style/SingleLineMethods:
 
 # Use spaces after colons.
 Style/SpaceAfterColon:
-  Enabled: false
+  Enabled: true
 
 # Use spaces after commas.
 Style/SpaceAfterComma:

app/controllers/ci/projects_controller.rb

@@ -25,7 +25,7 @@ module Ci
       return render_404 unless @project
 
       image = Ci::ImageForBuildService.new.execute(@project, params)
-      send_file image.path, filename: image.name, disposition: 'inline', type:"image/svg+xml"
+      send_file image.path, filename: image.name, disposition: 'inline', type: "image/svg+xml"
     end
 
     protected

app/helpers/projects_helper.rb

@@ -15,7 +15,7 @@ module ProjectsHelper
   def link_to_member_avatar(author, opts = {})
     default_opts = { avatar: true, name: true, size: 16, author_class: 'author', title: ":name" }
     opts = default_opts.merge(opts)
-    image_tag(avatar_icon(author, opts[:size]), width: opts[:size], class: "avatar avatar-inline #{"s#{opts[:size]}" if opts[:size]}", alt:'') if opts[:avatar]
+    image_tag(avatar_icon(author, opts[:size]), width: opts[:size], class: "avatar avatar-inline #{"s#{opts[:size]}" if opts[:size]}", alt: '') if opts[:avatar]
   end
 
   def link_to_member(project, author, opts = {}, &block)
@@ -27,7 +27,7 @@ module ProjectsHelper
     author_html =  ""
 
     # Build avatar image tag
-    author_html << image_tag(avatar_icon(author, opts[:size]), width: opts[:size], class: "avatar avatar-inline #{"s#{opts[:size]}" if opts[:size]}", alt:'') if opts[:avatar]
+    author_html << image_tag(avatar_icon(author, opts[:size]), width: opts[:size], class: "avatar avatar-inline #{"s#{opts[:size]}" if opts[:size]}", alt: '') if opts[:avatar]
 
     # Build name span tag
     if opts[:by_username]

config/routes.rb

@@ -653,7 +653,7 @@ Rails.application.routes.draw do
           get '/wikis/*id', to: 'wikis#show', as: 'wiki', constraints: WIKI_SLUG_ID
           delete '/wikis/*id', to: 'wikis#destroy', constraints: WIKI_SLUG_ID
           put '/wikis/*id', to: 'wikis#update', constraints: WIKI_SLUG_ID
-          post '/wikis/*id/markdown_preview', to:'wikis#markdown_preview', constraints: WIKI_SLUG_ID, as: 'wiki_markdown_preview'
+          post '/wikis/*id/markdown_preview', to: 'wikis#markdown_preview', constraints: WIKI_SLUG_ID, as: 'wiki_markdown_preview'
         end
 
         resource :repository, only: [:show, :create] do

features/steps/groups.rb

@@ -93,7 +93,7 @@ class Spinach::Features::Groups < Spinach::FeatureSteps
 
   step 'I should see new group "Owned" avatar' do
     expect(owned_group.avatar).to be_instance_of AvatarUploader
-    expect(owned_group.avatar.url).to eq "/uploads/group/avatar/#{Group.find_by(name:"Owned").id}/banana_sample.gif"
+    expect(owned_group.avatar.url).to eq "/uploads/group/avatar/#{Group.find_by(name: "Owned").id}/banana_sample.gif"
   end
 
   step 'I should see the "Remove avatar" button' do

spec/features/projects/import_export/import_file_spec.rb

@@ -24,7 +24,7 @@ feature 'project import', feature: true, js: true do
     visit new_project_path
 
     select2('2', from: '#project_namespace_id')
-    fill_in :project_path, with:'test-project-path', visible: true
+    fill_in :project_path, with: 'test-project-path', visible: true
     click_link 'GitLab export'
 
     expect(page).to have_content('GitLab project export')

spec/lib/gitlab/import_export/reader_spec.rb

 require 'spec_helper'
 
 describe Gitlab::ImportExport::Reader, lib: true  do
-  let(:shared) { Gitlab::ImportExport::Shared.new(relative_path:'') }
+  let(:shared) { Gitlab::ImportExport::Shared.new(relative_path: '') }
   let(:test_config) { 'spec/support/import_export/import_export.yml' }
   let(:project_tree_hash) do
     {