Add rubocop spacing rules

We were following these rules in most places; we just didn't define them
anywhere.

.erb-lint.yml

@@ -1,5 +1,7 @@
 ---
 linters:
+  ExtraNewline:
+    enabled: true
   FinalNewline:
     enabled: true
   SelfClosingTag:
@@ -16,5 +18,27 @@ linters:
     enabled: true
     only:
       - Layout/EndOfLine
+      - Layout/SpaceAfterColon
+      - Layout/SpaceAfterComma
+      - Layout/SpaceAfterMethodName
+      - Layout/SpaceAfterNot
+      - Layout/SpaceAfterSemicolon
+      - Layout/SpaceAroundBlockParameters
+      - Layout/SpaceAroundOperators
+      - Layout/SpaceBeforeBlockBraces
+      - Layout/SpaceBeforeComma
+      - Layout/SpaceBeforeComment
+      - Layout/SpaceBeforeFirstArg
+      - Layout/SpaceBeforeSemicolon
+      - Layout/SpaceInsideArrayLiteralBrackets
+      - Layout/SpaceInsideArrayPercentLiteral
+      - Layout/SpaceInsideBlockBraces
+      - Layout/SpaceInsideHashLiteralBraces
+      - Layout/SpaceInsideParens
+      - Layout/SpaceInsidePercentLiteralDelimiters
+      - Layout/SpaceInsideRangeLiteral
+      - Layout/SpaceInsideReferenceBrackets
+      - Layout/SpaceInsideStringInterpolation
+      - Layout/Tab
       - Lint/LiteralAsCondition
       - Style/PercentLiteralDelimiters

.rubocop_basic.yml

@@ -32,6 +32,73 @@ Layout/EmptyLines:
 Layout/EndOfLine:
   EnforcedStyle: lf
 
+Layout/SpaceAfterColon:
+  Enabled: true
+
+Layout/SpaceAfterComma:
+  Enabled: true
+
+Layout/SpaceAfterMethodName:
+  Enabled: true
+
+Layout/SpaceAfterNot:
+  Enabled: true
+
+Layout/SpaceAfterSemicolon:
+  Enabled: true
+
+Layout/SpaceAroundBlockParameters:
+  Enabled: true
+
+Layout/SpaceAroundOperators:
+  Enabled: true
+
+Layout/SpaceBeforeBlockBraces:
+  Enabled: true
+
+Layout/SpaceBeforeComma:
+  Enabled: true
+
+Layout/SpaceBeforeComment:
+  Enabled: true
+
+Layout/SpaceBeforeFirstArg:
+  Enabled: true
+
+Layout/SpaceBeforeSemicolon:
+  Enabled: true
+
+Layout/SpaceInsideArrayLiteralBrackets:
+  Enabled: true
+
+Layout/SpaceInsideArrayPercentLiteral:
+  Enabled: true
+
+Layout/SpaceInsideBlockBraces:
+  Enabled: true
+
+Layout/SpaceInsideHashLiteralBraces:
+  Enabled: true
+  EnforcedStyle: compact
+
+Layout/SpaceInsideParens:
+  Enabled: true
+
+Layout/SpaceInsidePercentLiteralDelimiters:
+  Enabled: true
+
+Layout/SpaceInsideRangeLiteral:
+  Enabled: true
+
+Layout/SpaceInsideReferenceBrackets:
+  Enabled: true
+
+Layout/SpaceInsideStringInterpolation:
+  Enabled: true
+
+Layout/Tab:
+  Enabled: true
+
 Layout/TrailingBlankLines:
   Enabled: true
 

spec/shared/features/documentable.rb

@@ -1,6 +1,4 @@
-shared_examples "documentable" do |documentable_factory_name,
-                                   documentable_path,
-                                   documentable_path_arguments|
+shared_examples "documentable" do |documentable_factory_name, documentable_path, documentable_path_arguments|
   include ActionView::Helpers
 
   let(:administrator) { create(:user) }

spec/shared/features/imageable_destroy.rb

@@ -1,6 +1,4 @@
-shared_examples "imageable destroy" do |imageable_factory_name,
-                                        imageable_path,
-                                        imageable_path_arguments|
+shared_examples "imageable destroy" do |imageable_factory_name, imageable_path, imageable_path_arguments|
   include ActionView::Helpers
   include ImagesHelper
   include ImageablesHelper

spec/shared/features/mappable.rb

@@ -1,10 +1,4 @@
-shared_examples "mappable" do |mappable_factory_name,
-                               mappable_association_name,
-                               mappable_new_path,
-                               mappable_edit_path,
-                               mappable_show_path,
-                               mappable_path_arguments,
-                               management = false|
+shared_examples "mappable" do |mappable_factory_name, mappable_association_name, mappable_new_path, mappable_edit_path, mappable_show_path, mappable_path_arguments, management = false|
 
   include ActionView::Helpers
 

spec/shared/features/nested_documentable.rb

@@ -1,7 +1,4 @@
-shared_examples "nested documentable" do |login_as_name, documentable_factory_name,
-                                          path, documentable_path_arguments,
-                                          fill_resource_method_name, submit_button,
-                                          documentable_success_notice|
+shared_examples "nested documentable" do |login_as_name, documentable_factory_name, path, documentable_path_arguments, fill_resource_method_name, submit_button, documentable_success_notice|
   include ActionView::Helpers
   include DocumentsHelper
   include DocumentablesHelper

spec/shared/features/nested_imageable.rb

@@ -1,7 +1,4 @@
-shared_examples "nested imageable" do |imageable_factory_name, path,
-                                       imageable_path_arguments, fill_resource_method_name,
-                                       submit_button, imageable_success_notice,
-                                       has_many_images = false|
+shared_examples "nested imageable" do |imageable_factory_name, path, imageable_path_arguments, fill_resource_method_name, submit_button, imageable_success_notice, has_many_images = false|
   include ActionView::Helpers
   include ImagesHelper
   include ImageablesHelper