From 0d1abb904e9eda11dfed19181553725764a3d950 Mon Sep 17 00:00:00 2001
From: kou <kou@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 20 Dec 2018 02:49:10 +0000
Subject: rexml: upgrade to 3.1.8

See https://github.com/ruby/rexml/blob/master/NEWS.md for change summary.

Changes for spec/ has been reported: https://github.com/ruby/spec/pull/639


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66458 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/rexml/xmldecl.rb | 35 ++++++++++++++++++++++++-----------
 1 file changed, 24 insertions(+), 11 deletions(-)

(limited to 'lib/rexml/xmldecl.rb')

diff --git a/lib/rexml/xmldecl.rb b/lib/rexml/xmldecl.rb
index d02204931c..89c0747d49 100644
--- a/lib/rexml/xmldecl.rb
+++ b/lib/rexml/xmldecl.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: false
+
 require_relative 'encoding'
 require_relative 'source'
 
@@ -7,11 +8,11 @@ module REXML
   class XMLDecl < Child
     include Encoding
 
-    DEFAULT_VERSION = "1.0";
-    DEFAULT_ENCODING = "UTF-8";
-    DEFAULT_STANDALONE = "no";
-    START = '<\?xml';
-    STOP = '\?>';
+    DEFAULT_VERSION = "1.0"
+    DEFAULT_ENCODING = "UTF-8"
+    DEFAULT_STANDALONE = "no"
+    START = "<?xml"
+    STOP = "?>"
 
     attr_accessor :version, :standalone
     attr_reader :writeencoding, :writethis
@@ -46,9 +47,9 @@ module REXML
     #   Ignored
     def write(writer, indent=-1, transitive=false, ie_hack=false)
       return nil unless @writethis or writer.kind_of? Output
-      writer << START.sub(/\\/u, '')
+      writer << START
       writer << " #{content encoding}"
-      writer << STOP.sub(/\\/u, '')
+      writer << STOP
     end
 
     def ==( other )
@@ -102,14 +103,26 @@ module REXML
     end
 
     def inspect
-      START.sub(/\\/u, '') + " ... " + STOP.sub(/\\/u, '')
+      "#{START} ... #{STOP}"
     end
 
     private
     def content(enc)
-      rv = "version='#@version'"
-      rv << " encoding='#{enc}'" if @writeencoding || enc !~ /\Autf-8\z/i
-      rv << " standalone='#@standalone'" if @standalone
+      context = nil
+      context = parent.context if parent
+      if context and context[:prologue_quote] == :quote
+        quote = "\""
+      else
+        quote = "'"
+      end
+
+      rv = "version=#{quote}#{@version}#{quote}"
+      if @writeencoding or enc !~ /\Autf-8\z/i
+        rv << " encoding=#{quote}#{enc}#{quote}"
+      end
+      if @standalone
+        rv << " standalone=#{quote}#{@standalone}#{quote}"
+      end
       rv
     end
   end
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