From 60a8bc15759065762fda95e83f383747904089a8 Mon Sep 17 00:00:00 2001
From: Hiroshi SHIBATA <hsbt@ruby-lang.org>
Date: Wed, 13 Nov 2024 12:02:46 +0900
Subject: [PATCH] Removed duplicated declare step for constants under the
 URI::RFC2396_REGEXP::PATTERN

---
 lib/uri/common.rb       | 5 -----
 test/uri/test_common.rb | 1 +
 2 files changed, 1 insertion(+), 5 deletions(-)

diff --git a/lib/uri/common.rb b/lib/uri/common.rb
index fe8475f..f13ff1a 100644
--- a/lib/uri/common.rb
+++ b/lib/uri/common.rb
@@ -31,11 +31,6 @@ def self.parser=(parser = RFC3986_PARSER)
     if Parser == RFC2396_Parser
       const_set("REGEXP", URI::RFC2396_REGEXP)
       const_set("PATTERN", URI::RFC2396_REGEXP::PATTERN)
-      Parser.new.pattern.each_pair do |sym, str|
-        unless REGEXP::PATTERN.const_defined?(sym)
-          REGEXP::PATTERN.const_set(sym, str)
-        end
-      end
     end
 
     Parser.new.regexp.each_pair do |sym, str|
diff --git a/test/uri/test_common.rb b/test/uri/test_common.rb
index b1e3b2b..e96f819 100644
--- a/test/uri/test_common.rb
+++ b/test/uri/test_common.rb
@@ -40,6 +40,7 @@ def test_parser_switch
     assert defined?(URI::REGEXP)
     assert defined?(URI::PATTERN)
     assert defined?(URI::PATTERN::ESCAPED)
+    assert defined?(URI::REGEXP::PATTERN::IPV6ADDR)
 
     URI.parser = URI::RFC3986_PARSER