https://git.ruby-lang.org/ruby.git/commit/?id=f49a24201c

From f49a24201c8bbcf9fcb4349174e468a673d14b98 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Fri, 3 Apr 2020 09:42:52 +0900
Subject: Refined spec/mspec/tool/remove_old_guards.rb

* Allow spaces around `...`
* Matches quotes more precisely
* Matches 0 teeny

diff --git a/spec/mspec/tool/remove_old_guards.rb b/spec/mspec/tool/remove_old_guards.rb
index d6ed619..718e351 100644
--- a/spec/mspec/tool/remove_old_guards.rb
+++ b/spec/mspec/tool/remove_old_guards.rb
@@ -57,9 +57,10 @@ def search(regexp) https://github.com/ruby/ruby/blob/trunk/spec/mspec/tool/remove_old_guards.rb#L57
 end
 
 version = Regexp.escape(ARGV.fetch(0))
-remove_guards(/ruby_version_is ["']#{version}["'] do/, true)
-remove_guards(/ruby_version_is ["'][0-9.]*["']...["']#{version}["'] do/, false)
-remove_guards(/ruby_bug "#\d+", ["'][0-9.]*["']...["']#{version}["'] do/, true)
+version += "(?:\\.0)?" if version.count(".") < 2
+remove_guards(/ruby_version_is (["'])#{version}\1 do/, true)
+remove_guards(/ruby_version_is (["'])[0-9.]*\1 *... *(["'])#{version}\2 do/, false)
+remove_guards(/ruby_bug "#\d+", (["'])[0-9.]*\1 *... *(["'])#{version}\2 do/, true)
 
-search(/["']#{version}["']/)
+search(/(["'])#{version}\1/)
 search(/^\s*#.+#{version}/)
-- 
cgit v0.10.2


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