[Fix #8764] Fix Layout/CaseIndentation to properly output annotated…

… error messages.

CHANGELOG.md

@@ -14,6 +14,7 @@
 * [#8750](https://github.com/rubocop-hq/rubocop/pull/8750): Fix an incorrect auto-correct for `Style/MultilineWhenThen` when line break for multiple condidate values of `when` statement. ([@koic][])
 * [#8754](https://github.com/rubocop-hq/rubocop/pull/8754): Fix an error for `Style/RandomWithOffset` when using a range with non-integer bounds. ([@eugeneius][])
 * [#8756](https://github.com/rubocop-hq/rubocop/issues/8756): Fix an infinite loop error for `Layout/EmptyLinesAroundAccessModifier` with `Layout/EmptyLinesAroundBlockBody` when using access modifier with block argument. ([@koic][])
+* [#8764](https://github.com/rubocop-hq/rubocop/issues/8764): Fix `Layout/CaseIndentation` not showing the cop name in output messages. ([@dvandersluis][])
 
 ### Changes
 

lib/rubocop/cop/layout/case_indentation.rb

@@ -105,7 +105,10 @@ def indentation_width
         end
 
         def incorrect_style(when_node)
-          add_offense(when_node.loc.keyword) do |corrector|
+          depth = indent_one_step? ? 'one step more than' : 'as deep as'
+          message = format(MSG, depth: depth, base: style)
+
+          add_offense(when_node.loc.keyword, message: message) do |corrector|
             detect_incorrect_style(when_node)
 
             whitespace = whitespace_range(when_node)
@@ -125,12 +128,6 @@ def detect_incorrect_style(when_node)
           end
         end
 
-        def find_message(*)
-          depth = indent_one_step? ? 'one step more than' : 'as deep as'
-
-          format(MSG, depth: depth, base: style)
-        end
-
         def base_column(case_node, base)
           case base
           when :case then case_node.location.keyword.column