[rubygems/rubygems] Remove unnecessary `ruby_version` local variable

Under some case, this variable might not end up being used, in which
case running the script would print unused variable warnings.

https://github.com/rubygems/rubygems/commit/bf96030362

1 files changed, 1 insertions, 2 deletions

diff --git a/lib/bundler/installer/standalone.rb b/lib/bundler/installer/standalone.rb
index 2668ae0d16..4bd9b2e5ac 100644
--- a/lib/bundler/installer/standalone.rb
+++ b/lib/bundler/installer/standalone.rb
@@ -12,7 +12,6 @@ module Bundler
       end
       File.open File.join(bundler_path, "setup.rb"), "w" do |file|
         file.puts "require 'rbconfig'"
-        file.puts "ruby_version = RbConfig::CONFIG[\"ruby_version\"]"
         file.puts reverse_rubygems_kernel_mixin
         paths.each do |path|
           file.puts %($:.unshift File.expand_path("\#{__dir__}/#{path}"))
@@ -26,7 +25,7 @@ module Bundler
       @specs.map do |spec|
         next if spec.name == "bundler"
         Array(spec.require_paths).map do |path|
-          gem_path(path, spec).sub(version_dir, '#{RUBY_ENGINE}/#{ruby_version}')
+          gem_path(path, spec).sub(version_dir, '#{RUBY_ENGINE}/#{RbConfig::CONFIG["ruby_version"]}')
           # This is a static string intentionally. It's interpolated at a later time.
         end
       end.flatten.compact