Executable.bundler in rubygems-update-3.2.25

- old
+ new

@@ -58,19 +58,19 @@
     lockfile_contents = File.read(lockfile)
     return unless lockfile_contents =~ /\n\nBUNDLED WITH\n\s{2,}(#{Gem::Version::VERSION_PATTERN})\n/
     Regexp.last_match(1)
   end
 
-  def bundler_version
-    @bundler_version ||=
+  def bundler_requirement
+    @bundler_requirement ||=
       env_var_version || cli_arg_version ||
-        lockfile_version
+        bundler_requirement_for(lockfile_version)
   end
 
-  def bundler_requirement
-    return "#{Gem::Requirement.default}.a" unless bundler_version
+  def bundler_requirement_for(version)
+    return "#{Gem::Requirement.default}.a" unless version
 
-    bundler_gem_version = Gem::Version.new(bundler_version)
+    bundler_gem_version = Gem::Version.new(version)
 
     requirement = bundler_gem_version.approximate_recommendation
 
     return requirement unless Gem::Version.new(Gem::VERSION) < Gem::Version.new("2.7.0")
 