redis · twalpole · Mar 2, 2016 · Mar 5, 2016
diff --git a/benchmarking/logging.rb b/benchmarking/logging.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # Run with
 #
 #   $ ruby -Ilib benchmarking/logging.rb

diff --git a/benchmarking/pipeline.rb b/benchmarking/pipeline.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "benchmark"
 
 $:.push File.join(File.dirname(__FILE__), 'lib')

diff --git a/benchmarking/speed.rb b/benchmarking/speed.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # Run with
 #
 #   $ ruby -Ilib benchmarking/speed.rb

diff --git a/benchmarking/suite.rb b/benchmarking/suite.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require 'fileutils'
 
 def run_in_background(command)

diff --git a/benchmarking/worker.rb b/benchmarking/worker.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 BENCHMARK_ROOT = File.dirname(__FILE__)
 REDIS_ROOT = File.join(BENCHMARK_ROOT, "..", "lib")
 

diff --git a/examples/basic.rb b/examples/basic.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require 'redis'
 
 r = Redis.new

diff --git a/examples/consistency.rb b/examples/consistency.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # This file implements a simple consistency test for Redis-rb (or any other
 # Redis environment if you pass a different client object) where a client
 # writes to the database using INCR in order to increment keys, but actively

diff --git a/examples/dist_redis.rb b/examples/dist_redis.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "redis"
 require "redis/distributed"
 

diff --git a/examples/incr-decr.rb b/examples/incr-decr.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require 'redis'
 
 r = Redis.new

diff --git a/examples/list.rb b/examples/list.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require 'rubygems'
 require 'redis'
 

diff --git a/examples/pubsub.rb b/examples/pubsub.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "redis"
 
 puts <<-EOS

diff --git a/examples/sentinel.rb b/examples/sentinel.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require 'redis'
 
 # This example creates a master-slave setup with a sentinel, then connects to

diff --git a/examples/sets.rb b/examples/sets.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require 'rubygems'
 require 'redis'
 

diff --git a/examples/unicorn/unicorn.rb b/examples/unicorn/unicorn.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "redis"
 
 worker_processes 3

diff --git a/lib/redis.rb b/lib/redis.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "monitor"
 require "redis/errors"
 

diff --git a/lib/redis/client.rb b/lib/redis/client.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "redis/errors"
 require "socket"
 require "cgi"

diff --git a/lib/redis/connection.rb b/lib/redis/connection.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "redis/connection/registry"
 
 # If a connection driver was required before this file, the array
@@ -6,4 +7,4 @@
 # the plain Ruby driver as our default. Another driver can be required at a
 # later point in time, causing it to be the last element of the #drivers array
 # and therefore be chosen by default.
-require "redis/connection/ruby" if Redis::Connection.drivers.empty?
+require "redis/connection/ruby" if Redis::Connection.drivers.empty?
diff --git a/lib/redis/connection/command_helper.rb b/lib/redis/connection/command_helper.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Redis
   module Connection
     module CommandHelper

diff --git a/lib/redis/connection/hiredis.rb b/lib/redis/connection/hiredis.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "redis/connection/registry"
 require "redis/errors"
 require "hiredis/connection"

diff --git a/lib/redis/connection/registry.rb b/lib/redis/connection/registry.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Redis
   module Connection
 

diff --git a/lib/redis/connection/ruby.rb b/lib/redis/connection/ruby.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "redis/connection/registry"
 require "redis/connection/command_helper"
 require "redis/errors"
@@ -13,7 +14,7 @@ def initialize(*args)
         super(*args)
 
         @timeout = nil
-        @buffer = ""
+        @buffer = String.new("")
       end
 
       def timeout=(timeout)

diff --git a/lib/redis/connection/synchrony.rb b/lib/redis/connection/synchrony.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "redis/connection/command_helper"
 require "redis/connection/registry"
 require "redis/errors"

diff --git a/lib/redis/distributed.rb b/lib/redis/distributed.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "redis/hash_ring"
 
 class Redis

diff --git a/lib/redis/errors.rb b/lib/redis/errors.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Redis
   # Base error for all redis-rb errors.
   class BaseError < RuntimeError

diff --git a/lib/redis/hash_ring.rb b/lib/redis/hash_ring.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require 'zlib'
 
 class Redis

diff --git a/lib/redis/pipeline.rb b/lib/redis/pipeline.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Redis
   unless defined?(::BasicObject)
     class BasicObject

diff --git a/lib/redis/subscribe.rb b/lib/redis/subscribe.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Redis
   class SubscribedClient
     def initialize(client)

diff --git a/lib/redis/version.rb b/lib/redis/version.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Redis
   VERSION = "3.2.2"
 end
diff --git a/test/bitpos_test.rb b/test/bitpos_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/blocking_commands_test.rb b/test/blocking_commands_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/blocking_commands"

diff --git a/test/command_map_test.rb b/test/command_map_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/commands_on_hashes_test.rb b/test/commands_on_hashes_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/hashes"

diff --git a/test/commands_on_hyper_log_log_test.rb b/test/commands_on_hyper_log_log_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/hyper_log_log"
@@ -18,4 +19,4 @@ def test_pfmerge
     end
   end
 
-end
+end
diff --git a/test/commands_on_lists_test.rb b/test/commands_on_lists_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/lists"

diff --git a/test/commands_on_sets_test.rb b/test/commands_on_sets_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/sets"

diff --git a/test/commands_on_sorted_sets_test.rb b/test/commands_on_sorted_sets_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/sorted_sets"

diff --git a/test/commands_on_strings_test.rb b/test/commands_on_strings_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/strings"

diff --git a/test/commands_on_value_types_test.rb b/test/commands_on_value_types_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/value_types"

diff --git a/test/connection_handling_test.rb b/test/connection_handling_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/distributed_blocking_commands_test.rb b/test/distributed_blocking_commands_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/blocking_commands"

diff --git a/test/distributed_commands_on_hashes_test.rb b/test/distributed_commands_on_hashes_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/hashes"

diff --git a/test/distributed_commands_on_hyper_log_log_test.rb b/test/distributed_commands_on_hyper_log_log_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/hyper_log_log"

diff --git a/test/distributed_commands_on_lists_test.rb b/test/distributed_commands_on_lists_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/lists"

diff --git a/test/distributed_commands_on_sets_test.rb b/test/distributed_commands_on_sets_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/sets"

diff --git a/test/distributed_commands_on_sorted_sets_test.rb b/test/distributed_commands_on_sorted_sets_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/sorted_sets"

diff --git a/test/distributed_commands_on_strings_test.rb b/test/distributed_commands_on_strings_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/strings"

diff --git a/test/distributed_commands_on_value_types_test.rb b/test/distributed_commands_on_value_types_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 require "lint/value_types"

diff --git a/test/distributed_commands_requiring_clustering_test.rb b/test/distributed_commands_requiring_clustering_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/distributed_connection_handling_test.rb b/test/distributed_connection_handling_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/distributed_internals_test.rb b/test/distributed_internals_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/distributed_key_tags_test.rb b/test/distributed_key_tags_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/distributed_persistence_control_commands_test.rb b/test/distributed_persistence_control_commands_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/distributed_publish_subscribe_test.rb b/test/distributed_publish_subscribe_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/distributed_remote_server_control_commands_test.rb b/test/distributed_remote_server_control_commands_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/distributed_scripting_test.rb b/test/distributed_scripting_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/distributed_sorting_test.rb b/test/distributed_sorting_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/distributed_test.rb b/test/distributed_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/distributed_transactions_test.rb b/test/distributed_transactions_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/encoding_test.rb b/test/encoding_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/error_replies_test.rb b/test/error_replies_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/fork_safety_test.rb b/test/fork_safety_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/helper.rb b/test/helper.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 $:.unshift File.expand_path("../lib", File.dirname(__FILE__))
 $:.unshift File.expand_path(File.dirname(__FILE__))
 

diff --git a/test/helper_test.rb b/test/helper_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/internals_test.rb b/test/internals_test.rb
@@ -1,4 +1,5 @@
 # encoding: UTF-8
+# frozen_string_literal: true
 
 require File.expand_path("helper", File.dirname(__FILE__))
 

diff --git a/test/lint/blocking_commands.rb b/test/lint/blocking_commands.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Lint
 
   module BlockingCommands

diff --git a/test/lint/hashes.rb b/test/lint/hashes.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Lint
 
   module Hashes

diff --git a/test/lint/hyper_log_log.rb b/test/lint/hyper_log_log.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Lint
 
   module HyperLogLog

diff --git a/test/lint/lists.rb b/test/lint/lists.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Lint
 
   module Lists