From c5fd6ed866dc0656fbe3d8d00aca4a7d0b9b79d6 Mon Sep 17 00:00:00 2001
From: Daniel Vandersluis <daniel.vandersluis@gmail.com>
Date: Sun, 18 Apr 2021 15:10:45 -0400
Subject: [PATCH] [Fix #9689] Treat parens around array items the same for
 children and deeper descendants.

---
 ...treat_parens_around_array_items_the_same.md |  1 +
 lib/rubocop/cop/style/redundant_parentheses.rb | 10 +++-------
 .../cop/style/redundant_parentheses_spec.rb    | 18 ++++++++++++++++++
 3 files changed, 22 insertions(+), 7 deletions(-)
 create mode 100644 changelog/fix_treat_parens_around_array_items_the_same.md

diff --git a/changelog/fix_treat_parens_around_array_items_the_same.md b/changelog/fix_treat_parens_around_array_items_the_same.md
new file mode 100644
index 00000000000..0ed73f6aeb6
--- /dev/null
+++ b/changelog/fix_treat_parens_around_array_items_the_same.md
@@ -0,0 +1 @@
+* [#9689](https://github.com/rubocop/rubocop/issues/9689): Treat parens around array items the same for children and deeper descendants. ([@dvandersluis][])
diff --git a/lib/rubocop/cop/style/redundant_parentheses.rb b/lib/rubocop/cop/style/redundant_parentheses.rb
index 59492354396..56f2351d3e7 100644
--- a/lib/rubocop/cop/style/redundant_parentheses.rb
+++ b/lib/rubocop/cop/style/redundant_parentheses.rb
@@ -158,15 +158,11 @@ def allowed_array_or_hash_element?(node)
           # { a: (1
           #      ), }
           # ```
-          (hash_element?(node) || array_element?(node)) && only_closing_paren_before_comma?(node)
+          hash_or_array_element?(node) && only_closing_paren_before_comma?(node)
         end
 
-        def hash_element?(node)
-          node.parent&.pair_type?
-        end
-
-        def array_element?(node)
-          node.parent&.array_type?
+        def hash_or_array_element?(node)
+          node.each_ancestor(:array, :hash).any?
         end
 
         def only_closing_paren_before_comma?(node)
diff --git a/spec/rubocop/cop/style/redundant_parentheses_spec.rb b/spec/rubocop/cop/style/redundant_parentheses_spec.rb
index 7abe0344b25..dc7f613acb9 100644
--- a/spec/rubocop/cop/style/redundant_parentheses_spec.rb
+++ b/spec/rubocop/cop/style/redundant_parentheses_spec.rb
@@ -162,6 +162,24 @@
 
   it_behaves_like 'plausible', "[(1\n),]"
 
+  it_behaves_like 'plausible', <<~RUBY
+    [
+      (
+        1
+      ),
+      2
+    ]
+  RUBY
+
+  it_behaves_like 'plausible', <<~RUBY
+    [
+      x = (
+        1
+      ),
+      y = 2
+    ]
+  RUBY
+
   it 'registers an offense for parens around a literal hash value' do
     expect_offense(<<~RUBY)
       {a: (1)}