Enable and autocorrect the CustomErrorClass cop

4 files changed, 9 insertions, 22 deletions

diff --git a/lib/gitlab/conflict/file.rb b/lib/gitlab/conflict/file.rb
index d80bc748209..75a213ef752 100644
--- a/lib/gitlab/conflict/file.rb
+++ b/lib/gitlab/conflict/file.rb
@@ -4,8 +4,7 @@ module Gitlab
       include Gitlab::Routing.url_helpers
       include IconsHelper
 
-      class MissingResolution < ResolutionError
-      end
+      MissingResolution = Class.new(ResolutionError)
 
       CONTEXT_LINES = 3
 
diff --git a/lib/gitlab/conflict/file_collection.rb b/lib/gitlab/conflict/file_collection.rb
index fa5bd4649d4..990b719ecfd 100644
--- a/lib/gitlab/conflict/file_collection.rb
+++ b/lib/gitlab/conflict/file_collection.rb
@@ -1,8 +1,7 @@
 module Gitlab
   module Conflict
     class FileCollection
-      class ConflictSideMissing < StandardError
-      end
+      ConflictSideMissing = Class.new(StandardError)
 
       attr_reader :merge_request, :our_commit, :their_commit
 
diff --git a/lib/gitlab/conflict/parser.rb b/lib/gitlab/conflict/parser.rb
index ddd657903fb..d3524c338ee 100644
--- a/lib/gitlab/conflict/parser.rb
+++ b/lib/gitlab/conflict/parser.rb
@@ -1,25 +1,15 @@
 module Gitlab
   module Conflict
     class Parser
-      class UnresolvableError < StandardError
-      end
-
-      class UnmergeableFile < UnresolvableError
-      end
-
-      class UnsupportedEncoding < UnresolvableError
-      end
+      UnresolvableError = Class.new(StandardError)
+      UnmergeableFile = Class.new(UnresolvableError)
+      UnsupportedEncoding = Class.new(UnresolvableError)
 
       # Recoverable errors - the conflict can be resolved in an editor, but not with
       # sections.
-      class ParserError < StandardError
-      end
-
-      class UnexpectedDelimiter < ParserError
-      end
-
-      class MissingEndDelimiter < ParserError
-      end
+      ParserError = Class.new(StandardError)
+      UnexpectedDelimiter = Class.new(ParserError)
+      MissingEndDelimiter = Class.new(ParserError)
 
       def parse(text, our_path:, their_path:, parent_file: nil)
         raise UnmergeableFile if text.blank? # Typically a binary file
diff --git a/lib/gitlab/conflict/resolution_error.rb b/lib/gitlab/conflict/resolution_error.rb
index a0f2006bc24..0b61256b35a 100644
--- a/lib/gitlab/conflict/resolution_error.rb
+++ b/lib/gitlab/conflict/resolution_error.rb
@@ -1,6 +1,5 @@
 module Gitlab
   module Conflict
-    class ResolutionError < StandardError
-    end
+    ResolutionError = Class.new(StandardError)
   end
 end