Handle error in extractors when the extractor is a class

Unfortunatly the the change I made in rubocop#13263 is not sufficient.
This gracefully handles the other case as well.

changelog/fix_error_handling_extractor_class.md

@@ -0,0 +1 @@
+* [#13382](https://github.com/rubocop/rubocop/pull/13382): Fix an error during error handling for custom ruby extractors when the extractor is a class. ([@earlopain][])

lib/rubocop/runner.rb

@@ -363,8 +363,12 @@ def extract_ruby_sources(processed_source)
         result = ruby_extractor.call(processed_source)
         break result if result
       rescue StandardError
-        raise Error, "Ruby extractor #{ruby_extractor.source_location[0]} failed to process " \
-                     "#{processed_source.path}."
+        location = if ruby_extractor.is_a?(Proc)
+                     ruby_extractor.source_location
+                   else
+                     ruby_extractor.method(:call).source_location
+                   end
+        raise Error, "Ruby extractor #{location[0]} failed to process #{processed_source.path}."
       end
     end
 

spec/rubocop/runner_spec.rb

@@ -213,22 +213,40 @@ def INVALID_CODE; end
       end
 
       context 'when the extractor crashes' do
-        let(:custom_ruby_extractor) do
-          lambda do |_processed_source|
-            raise 'Oh no!'
-          end
-        end
-
         let(:source) { <<~RUBY }
           # frozen_string_literal: true
 
           def foo; end
         RUBY
 
-        it 'raises an error with the crashing extractor/file' do
-          expect do
-            runner.run([])
-          end.to raise_error(RuboCop::Error, /runner_spec\.rb failed to process .*example\.rb/)
+        shared_examples 'error handling' do
+          it 'raises an error with the crashing extractor/file' do
+            expect do
+              runner.run([])
+            end.to raise_error(RuboCop::Error, /runner_spec\.rb failed to process .*example\.rb/)
+          end
+        end
+
+        context 'and it is a Proc' do
+          let(:custom_ruby_extractor) do
+            lambda do |_processed_source|
+              raise 'Oh no!'
+            end
+          end
+
+          it_behaves_like 'error handling'
+        end
+
+        context 'and it responds to `call`' do
+          let(:custom_ruby_extractor) do
+            Class.new do
+              def self.call(_processed_source)
+                raise 'Oh no!'
+              end
+            end
+          end
+
+          it_behaves_like 'error handling'
         end
       end
     end