From 03eb777c69d64aa4941891a784c1fd67b44ea42c Mon Sep 17 00:00:00 2001
From: Stan Lo <stan.lo@shopify.com>
Date: Thu, 22 May 2025 22:49:04 +0100
Subject: Sync RDoc 6.14.0

---
 lib/rdoc/code_object/context/section.rb | 90 ++++++---------------------------
 1 file changed, 16 insertions(+), 74 deletions(-)

(limited to 'lib/rdoc/code_object/context')

diff --git a/lib/rdoc/code_object/context/section.rb b/lib/rdoc/code_object/context/section.rb
index aecd4e0213..ff4d5a60d8 100644
--- a/lib/rdoc/code_object/context/section.rb
+++ b/lib/rdoc/code_object/context/section.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
-require 'cgi/util'
+require 'cgi/escape'
 
 ##
 # A section of documentation like:
@@ -39,7 +39,7 @@ class RDoc::Context::Section
   ##
   # Creates a new section with +title+ and +comment+
 
-  def initialize parent, title, comment
+  def initialize(parent, title, comment)
     @parent = parent
     @title = title ? title.strip : title
 
@@ -51,7 +51,7 @@ class RDoc::Context::Section
   ##
   # Sections are equal when they have the same #title
 
-  def == other
+  def ==(other)
     self.class === other and @title == other.title
   end
 
@@ -60,20 +60,11 @@ class RDoc::Context::Section
   ##
   # Adds +comment+ to this section
 
-  def add_comment comment
-    comment = extract_comment comment
-
-    return if comment.empty?
-
-    case comment
-    when RDoc::Comment then
-      @comments << comment
-    when RDoc::Markup::Document then
-      @comments.concat comment.parts
-    when Array then
-      @comments.concat comment
-    else
-      raise TypeError, "unknown comment type: #{comment.inspect}"
+  def add_comment(comment)
+    comments = Array(comment)
+    comments.each do |c|
+      extracted_comment = extract_comment(c)
+      @comments << extracted_comment unless extracted_comment.empty?
     end
   end
 
@@ -95,12 +86,8 @@ class RDoc::Context::Section
   #   # :section: The title
   #   # The body
 
-  def extract_comment comment
+  def extract_comment(comment)
     case comment
-    when Array then
-      comment.map do |c|
-        extract_comment c
-      end
     when nil
       RDoc::Comment.new ''
     when RDoc::Comment then
@@ -115,8 +102,6 @@ class RDoc::Context::Section
                        end
       end
 
-      comment
-    when RDoc::Markup::Document then
       comment
     else
       raise TypeError, "unknown comment #{comment.inspect}"
@@ -135,20 +120,7 @@ class RDoc::Context::Section
   # The files comments in this section come from
 
   def in_files
-    return [] if @comments.empty?
-
-    case @comments
-    when Array then
-      @comments.map do |comment|
-        comment.file
-      end
-    when RDoc::Markup::Document then
-      @comment.parts.map do |document|
-        document.file
-      end
-    else
-      raise RDoc::Error, "BUG: unknown comment class #{@comments.class}"
-    end
+    @comments.map(&:file)
   end
 
   ##
@@ -166,11 +138,11 @@ class RDoc::Context::Section
   ##
   # De-serializes this Section.  The section parent must be restored manually.
 
-  def marshal_load array
+  def marshal_load(array)
     @parent  = nil
 
     @title    = array[1]
-    @comments = array[2]
+    @comments = array[2].parts.map { |doc| RDoc::Comment.from_document(doc) }
   end
 
   ##
@@ -178,26 +150,7 @@ class RDoc::Context::Section
   # multiple RDoc::Markup::Documents with their file set.
 
   def parse
-    case @comments
-    when String then
-      super
-    when Array then
-      docs = @comments.map do |comment, location|
-        doc = super comment
-        doc.file = location if location
-        doc
-      end
-
-      RDoc::Markup::Document.new(*docs)
-    when RDoc::Comment then
-      doc = super @comments.text, comments.format
-      doc.file = @comments.location
-      doc
-    when RDoc::Markup::Document then
-      return @comments
-    else
-      raise ArgumentError, "unknown comment class #{comments.class}"
-    end
+    RDoc::Markup::Document.new(*@comments.map(&:parse))
   end
 
   ##
@@ -213,20 +166,9 @@ class RDoc::Context::Section
   # Removes a comment from this section if it is from the same file as
   # +comment+
 
-  def remove_comment comment
-    return if @comments.empty?
-
-    case @comments
-    when Array then
-      @comments.delete_if do |my_comment|
-        my_comment.file == comment.file
-      end
-    when RDoc::Markup::Document then
-      @comments.parts.delete_if do |document|
-        document.file == comment.file.name
-      end
-    else
-      raise RDoc::Error, "BUG: unknown comment class #{@comments.class}"
+  def remove_comment(target_comment)
+    @comments.delete_if do |stored_comment|
+      stored_comment.file == target_comment.file
     end
   end
 
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