[Fix #7433] User vs project exclusion inheritance

Don't load personal configuration files to look for exclusions if
there's a project configuration.

CHANGELOG.md

@@ -18,6 +18,7 @@
 * [#8193](https://github.com/rubocop-hq/rubocop/issues/8193): Fix a false positive for `Style/RedundantRegexpCharacterClass` when using `[\b]`. ([@owst][])
 * [#8205](https://github.com/rubocop-hq/rubocop/issues/8205): Fix a false positive for `Style/RedundantRegexpCharacterClass` when using a leading escaped `]`. ([@owst][])
 * [#8208](https://github.com/rubocop-hq/rubocop/issues/8208): Fix `Style/RedundantParentheses` with hash literal as first argument to `yield`. ([@karlwithak][])
+* [#8176](https://github.com/rubocop-hq/rubocop/pull/8176): Don't load `.rubocop.yml` from personal folders to check for exclusions if there's a project configuration. ([@deivid-rodriguez][])
 
 ### Changes
 

lib/rubocop/config_loader.rb

@@ -118,8 +118,8 @@ def possible_new_cops?(config)
       end
 
       def add_excludes_from_files(config, config_file)
-        found_files = find_files_upwards(DOTFILE, config_file) +
-                      [find_user_dotfile, find_user_xdg_config].compact
+        found_files = find_files_upwards(DOTFILE, config_file)
+        found_files = [find_user_dotfile, find_user_xdg_config].compact if found_files.empty?
 
         return if found_files.empty?
         return if PathUtil.relative_path(found_files.last) ==

spec/rubocop/config_loader_spec.rb

@@ -153,6 +153,21 @@
         excludes = configuration_from_file['AllCops']['Exclude']
         expect(excludes).to eq([File.expand_path('vendor/**')])
       end
+
+      context 'and there is a personal config file in the home folder' do
+        before do
+          create_file('~/.rubocop.yml', <<~YAML)
+            AllCops:
+              Exclude:
+                - tmp/**
+          YAML
+        end
+
+        it 'ignores personal AllCops/Exclude' do
+          excludes = configuration_from_file['AllCops']['Exclude']
+          expect(excludes).to eq([File.expand_path('vendor/**')])
+        end
+      end
     end
 
     context 'when a parent file specifies DisabledByDefault: true' do