Remove base rubocop rules redefined/extended by rubocop-rails (clears…

… warning)

See #25 (comment)

Fixes #25

config/base.yml

@@ -19,15 +19,6 @@ AllCops:
   # as the default.
   TargetRailsVersion: ~
 
-# This cop from rubocop was added to the Rubocop-Rails
-# config as part of this PR:
-# https://github.com/rubocop/rubocop-rails/pull/1014
-# in order to support some Rails-specific methods. At the
-# time of writing, it's disabled in Standard, so it's
-# disabled here.
-Lint/RedundantSafeNavigation:
-  Enabled: false
-
 Lint/SafeNavigationChain:
   Enabled: true
   AllowedMethods:
@@ -427,6 +418,3 @@ Rails/WhereNot:
 
 Rails/WhereNotWithMultipleConditions:
   Enabled: false
-
-Style/InvertibleUnlessCondition:
-  Enabled: false

lib/standard/rails/plugin.rb

@@ -27,7 +27,9 @@ def rules(context)
         LintRoller::Rules.new(
           type: :object,
           config_format: :rubocop,
-          value: rules_with_config_applied
+          value: without_extended_rule_configs(
+            rules_with_config_applied
+          )
         )
       end
 
@@ -44,6 +46,18 @@ def rules_with_config_applied
         )
       end
 
+      # rubocop-rails adds additional options to a couple out-of-the-box cops
+      # but Standard (1) doesn't enable these to begin with and (2) doesn't
+      # allow rules' configs to be edited once they are defined, so we'll just
+      # remove them here
+      #
+      # See: https://github.com/standardrb/standard-rails/issues/25#issuecomment-1881127173
+      def without_extended_rule_configs(rules)
+        rules.reject { |(name,_)|
+          ["Style/InvertibleUnlessCondition", "Lint/SafeNavigationChain"].include?(name)
+        }.to_h
+      end
+
       # This is not fantastic.
       #
       # When you `require "rubocop-rails"`, it will not only load the cops,