Fix an incorrect autocorrect for Style/MapToHash with Layout/SingleLineBlockChain

changelog/fix_incorrect_autocorrect_for_layout_single_line_block_chain_with_style_map_to_hash.md

@@ -0,0 +1 @@
+* [#12407](https://github.com/rubocop/rubocop/pull/12407): Fix an incorrect autocorrect for `Style/MapToHash` with `Layout/SingleLineBlockChain`. ([@koic][])

lib/rubocop/cop/layout/single_line_block_chain.rb

@@ -25,6 +25,10 @@ class SingleLineBlockChain < Base
 
         MSG = 'Put method call on a separate line if chained to a single line block.'
 
+        def self.autocorrect_incompatible_with
+          [Style::MapToHash]
+        end
+
         def on_send(node)
           range = offending_range(node)
           add_offense(range) { |corrector| corrector.insert_before(range, "\n") } if range

lib/rubocop/cop/style/map_to_hash.rb

@@ -45,6 +45,10 @@ class MapToHash < Base
           }
         PATTERN
 
+        def self.autocorrect_incompatible_with
+          [Layout::SingleLineBlockChain]
+        end
+
         def on_send(node)
           return unless (to_h_node, map_node = map_to_h?(node))
 

spec/rubocop/cli/autocorrect_spec.rb

@@ -2706,6 +2706,21 @@ def foo(a)
     RUBY
   end
 
+  it 'corrects `Style/MapToHash` and `Layout/SingleLineBlockChain` offenses' do
+    source_file = Pathname('example.rb')
+    create_file(source_file, <<~RUBY)
+      obj.map { |i| foo(i) }.to_h
+         .bar
+    RUBY
+
+    expect(cli.run(['-A', '--only', 'Style/MapToHash,Layout/SingleLineBlockChain'])).to eq(0)
+
+    expect(source_file.read).to eq(<<~RUBY)
+      obj.to_h { |i| foo(i) }
+         .bar
+    RUBY
+  end
+
   it 'does not crash when using `Layout/CaseIndentation` and `Layout/ElseAlignment`' do
     source_file = Pathname('example.rb')
     create_file(source_file, <<~RUBY)