lib/bundler/source/git.rb in bundler-1.11.2 vs lib/bundler/source/git.rb in bundler-1.12.0.pre.1

@@ -1,5 +1,6 @@
+# frozen_string_literal: true
 require "fileutils"
 require "uri"
 require "digest/sha1"
 
 module Bundler
@@ -33,10 +34,10 @@
       def self.from_lock(options)
         new(options.merge("uri" => options.delete("remote")))
       end
 
       def to_lock
-        out = "GIT\n"
+        out = String.new("GIT\n")
         out << "  remote: #{@uri}\n"
         out << "  revision: #{revision}\n"
         %w(ref branch tag submodules).each do |opt|
           out << "  #{opt}: #{options[opt]}\n" if options[opt]
         end