Allow NestNonPublicMethods to also nest Attr instances

lib/rbi.rb

@@ -21,8 +21,8 @@ class Error < StandardError
 require "rbi/rewriters/filter_versions"
 require "rbi/rewriters/flatten_singleton_methods"
 require "rbi/rewriters/merge_trees"
+require "rbi/rewriters/nest_non_public_members"
 require "rbi/rewriters/nest_singleton_methods"
-require "rbi/rewriters/nest_non_public_methods"
 require "rbi/rewriters/nest_top_level_members"
 require "rbi/rewriters/group_nodes"
 require "rbi/rewriters/remove_known_definitions"

lib/rbi/formatter.rb

@@ -17,7 +17,7 @@ class Formatter
         group_nodes: T::Boolean,
         max_line_length: T.nilable(Integer),
         nest_singleton_methods: T::Boolean,
-        nest_non_public_methods: T::Boolean,
+        nest_non_public_members: T::Boolean,
         sort_nodes: T::Boolean,
       ).void
     end
@@ -26,14 +26,14 @@ def initialize(
       group_nodes: false,
       max_line_length: nil,
       nest_singleton_methods: false,
-      nest_non_public_methods: false,
+      nest_non_public_members: false,
       sort_nodes: false
     )
       @add_sig_templates = add_sig_templates
       @group_nodes = group_nodes
       @max_line_length = max_line_length
       @nest_singleton_methods = nest_singleton_methods
-      @nest_non_public_methods = nest_non_public_methods
+      @nest_non_public_members = nest_non_public_members
       @sort_nodes = sort_nodes
     end
 
@@ -52,7 +52,7 @@ def format_file(file)
     def format_tree(tree)
       tree.add_sig_templates! if @add_sig_templates
       tree.nest_singleton_methods! if @nest_singleton_methods
-      tree.nest_non_public_methods! if @nest_non_public_methods
+      tree.nest_non_public_members! if @nest_non_public_members
       tree.group_nodes! if @group_nodes
       tree.sort_nodes! if @sort_nodes
     end

lib/rbi/rewriters/nest_non_public_methods.rb → lib/rbi/rewriters/nest_non_public_members.rb

@@ -3,7 +3,7 @@
 
 module RBI
   module Rewriters
-    class NestNonPublicMethods < Visitor
+    class NestNonPublicMembers < Visitor
       extend T::Sig
 
       sig { override.params(node: T.nilable(Node)).void }
@@ -18,7 +18,7 @@ def visit(node)
 
           node.nodes.dup.each do |child|
             visit(child)
-            next unless child.is_a?(Method)
+            next unless child.is_a?(Attr) || child.is_a?(Method)
 
             child.detach
             case child.visibility
@@ -43,8 +43,8 @@ class Tree
     extend T::Sig
 
     sig { void }
-    def nest_non_public_methods!
-      visitor = Rewriters::NestNonPublicMethods.new
+    def nest_non_public_members!
+      visitor = Rewriters::NestNonPublicMembers.new
       visitor.visit(self)
     end
   end

test/rbi/formatter_test.rb

@@ -117,10 +117,10 @@ module Foo
       file = File.new
       file.root = parse_rbi(rbi)
 
-      out = Formatter.new(nest_non_public_methods: false).print_file(file)
+      out = Formatter.new(nest_non_public_members: false).print_file(file)
       assert_equal(rbi, out)
 
-      out = Formatter.new(nest_non_public_methods: true).print_file(file)
+      out = Formatter.new(nest_non_public_members: true).print_file(file)
       assert_equal(<<~RBI, out)
         module Foo
           private

test/rbi/rewriters/nest_non_public_methods_test.rb → test/rbi/rewriters/nest_non_public_members_test.rb

@@ -4,22 +4,22 @@
 require "test_helper"
 
 module RBI
-  class NestNonPublicMethodsTest < Minitest::Test
+  class NestNonPublicMembersTest < Minitest::Test
     include TestHelper
 
-    def test_nest_non_public_methods_in_tree
+    def test_nest_non_public_members_in_tree
       tree = parse_rbi(<<~RBI)
         def m1; end
         protected def m2; end
         private def m3; end
-        public def m4; end
+        public attr_reader :m4
       RBI
 
-      tree.nest_non_public_methods!
+      tree.nest_non_public_members!
 
       assert_equal(<<~RBI, tree.string)
         def m1; end
-        def m4; end
+        attr_reader :m4
 
         protected
 
@@ -31,15 +31,15 @@ def m3; end
       RBI
     end
 
-    def test_nest_non_public_methods_in_scopes
+    def test_nest_non_public_members_in_scopes
       tree = parse_rbi(<<~RBI)
         module S1
           def m1; end
           protected def m2; end
 
           class S2
             def m3; end
-            private def m4; end
+            private attr_reader :m4
 
             class << self
               def m5; end
@@ -49,7 +49,7 @@ def m5; end
         end
       RBI
 
-      tree.nest_non_public_methods!
+      tree.nest_non_public_members!
 
       assert_equal(<<~RBI, tree.string)
         module S1
@@ -66,7 +66,7 @@ def m3; end
 
             private
 
-            def m4; end
+            attr_reader :m4
           end
 
           def m1; end
@@ -85,7 +85,7 @@ def test_nest_non_public_singleton_methods
         public def self.m3; end
       RBI
 
-      tree.nest_non_public_methods!
+      tree.nest_non_public_members!
 
       assert_equal(<<~RBI, tree.string)
         def self.m3; end