Freeze string literals.

Author: chanks

lib/pond.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'monitor'
 
 require 'pond/version'

lib/pond/version.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Pond
   VERSION = '0.2.0'
 end

spec/checkout_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe Pond, "#checkout" do

spec/config_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe Pond, "configuration" do

spec/spec_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'pond'
 
 RSpec.configure do |config|

spec/wrapper_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe Pond::Wrapper do

tasks/stress.rake

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'pond'
 
 desc "Stress test the Pond gem to check for concurrency issues."
@@ -9,7 +11,7 @@ task :stress do
 
   pond = Pond.new(detach_if: detach_if) do
     raise "Bad Instantiation!" if rand < 0.05
-    "Good!"
+    "Good!".dup
   end
 
   threads =