diff --git a/Gemfile b/Gemfile
index d41a5ae0..c44ac9f6 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,9 +1,9 @@
-source 'https://rubygems.org'
+source "https://rubygems.org"
 
 # Specify your gem's dependencies in capistrano.gemspec
 gemspec
 
 group :cucumber do
-  gem 'cucumber'
-  gem 'rspec', '~> 3.0.0'
+  gem "cucumber"
+  gem "rspec", "~> 3.0.0"
 end
diff --git a/bin/cap b/bin/cap
index 5f4773b2..d97ca4b7 100755
--- a/bin/cap
+++ b/bin/cap
@@ -1,3 +1,3 @@
 #!/usr/bin/env ruby
-require 'capistrano/all'
+require "capistrano/all"
 Capistrano::Application.new.run
diff --git a/capistrano.gemspec b/capistrano.gemspec
index b5912247..b2f579ab 100644
--- a/capistrano.gemspec
+++ b/capistrano.gemspec
@@ -1,7 +1,7 @@
 # -*- encoding: utf-8 -*-
-lib = File.expand_path('../lib', __FILE__)
+lib = File.expand_path("../lib", __FILE__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
-require 'capistrano/version'
+require "capistrano/version"
 
 Gem::Specification.new do |gem|
   gem.name          = "capistrano"
@@ -13,19 +13,19 @@ Gem::Specification.new do |gem|
   gem.homepage      = "http://capistranorb.com/"
 
   gem.files         = `git ls-files`.split($/)
-  gem.executables   = ['cap', 'capify']
+  gem.executables   = ["cap", "capify"]
   gem.test_files    = gem.files.grep(%r{^(test|spec|features)/})
   gem.require_paths = ["lib"]
 
-  gem.licenses      = ['MIT']
+  gem.licenses      = ["MIT"]
 
-  gem.required_ruby_version = '>= 1.9.3'
-  gem.add_dependency 'airbrussh', '>= 1.0.0.beta1'
-  gem.add_dependency 'i18n'
-  gem.add_dependency 'rake', '>= 10.0.0'
-  gem.add_dependency 'sshkit', '>= 1.9.0.rc1'
+  gem.required_ruby_version = ">= 1.9.3"
+  gem.add_dependency "airbrussh", ">= 1.0.0.beta1"
+  gem.add_dependency "i18n"
+  gem.add_dependency "rake", ">= 10.0.0"
+  gem.add_dependency "sshkit", ">= 1.9.0.rc1"
 
-  gem.add_development_dependency 'rspec'
-  gem.add_development_dependency 'mocha'
-  gem.add_development_dependency 'rubocop'
+  gem.add_development_dependency "rspec"
+  gem.add_development_dependency "mocha"
+  gem.add_development_dependency "rubocop"
 end
diff --git a/features/step_definitions/assertions.rb b/features/step_definitions/assertions.rb
index 6f556ff1..15cf211f 100644
--- a/features/step_definitions/assertions.rb
+++ b/features/step_definitions/assertions.rb
@@ -1,5 +1,5 @@
 Then(/^references in the remote repo are listed$/) do
-  expect(@output).to include('refs/heads/master')
+  expect(@output).to include("refs/heads/master")
 end
 
 Then(/^the shared path is created$/) do
@@ -49,25 +49,25 @@ Then(/^the current directory will be a symlink to the release$/) do
 end
 
 Then(/^the deploy\.rb file is created$/) do
-  file = TestApp.test_app_path.join('config/deploy.rb')
+  file = TestApp.test_app_path.join("config/deploy.rb")
   expect(File.exist?(file)).to be true
 end
 
 Then(/^the default stage files are created$/) do
-  staging = TestApp.test_app_path.join('config/deploy/staging.rb')
-  production = TestApp.test_app_path.join('config/deploy/production.rb')
+  staging = TestApp.test_app_path.join("config/deploy/staging.rb")
+  production = TestApp.test_app_path.join("config/deploy/production.rb")
   expect(File.exist?(staging)).to be true
   expect(File.exist?(production)).to be true
 end
 
 Then(/^the tasks folder is created$/) do
-  path = TestApp.test_app_path.join('lib/capistrano/tasks')
+  path = TestApp.test_app_path.join("lib/capistrano/tasks")
   expect(Dir.exist?(path)).to be true
 end
 
 Then(/^the specified stage files are created$/) do
-  qa = TestApp.test_app_path.join('config/deploy/qa.rb')
-  production = TestApp.test_app_path.join('config/deploy/production.rb')
+  qa = TestApp.test_app_path.join("config/deploy/qa.rb")
+  production = TestApp.test_app_path.join("config/deploy/production.rb")
   expect(File.exist?(qa)).to be true
   expect(File.exist?(production)).to be true
 end
@@ -91,18 +91,18 @@ Then(/^the task fails$/) do
 end
 
 Then(/^the failure task will run$/) do
-  failed = TestApp.shared_path.join('failed')
+  failed = TestApp.shared_path.join("failed")
   run_vagrant_command(test_file_exists(failed))
 end
 
 Then(/^the failure task will not run$/) do
-  failed = TestApp.shared_path.join('failed')
+  failed = TestApp.shared_path.join("failed")
   expect { run_vagrant_command(test_file_exists(failed)) }
     .to raise_error(VagrantHelpers::VagrantSSHCommandError)
 end
 
 When(/^an error is raised$/) do
-  error = TestApp.shared_path.join('fail')
+  error = TestApp.shared_path.join("fail")
   run_vagrant_command(test_file_exists(error))
 end
 
diff --git a/features/step_definitions/setup.rb b/features/step_definitions/setup.rb
index 8fc1e1c8..22b3806a 100644
--- a/features/step_definitions/setup.rb
+++ b/features/step_definitions/setup.rb
@@ -3,7 +3,7 @@ Given(/^a test app with the default configuration$/) do
 end
 
 Given(/^servers with the roles app and web$/) do
-  vagrant_cli_command('up') rescue nil
+  vagrant_cli_command("up") rescue nil
 end
 
 Given(/^a linked file "(.*?)"$/) do |file|
@@ -24,11 +24,11 @@ Given(/^file "(.*?)" does not exist in shared path$/) do |file|
 end
 
 Given(/^a custom task to generate a file$/) do
-  TestApp.copy_task_to_test_app('spec/support/tasks/database.rake')
+  TestApp.copy_task_to_test_app("spec/support/tasks/database.rake")
 end
 
 Given(/^a task which executes as root$/) do
-  TestApp.copy_task_to_test_app('spec/support/tasks/root.rake')
+  TestApp.copy_task_to_test_app("spec/support/tasks/root.rake")
 end
 
 Given(/config stage file has line "(.*?)"/) do |line|
@@ -36,15 +36,15 @@ Given(/config stage file has line "(.*?)"/) do |line|
 end
 
 Given(/^the configuration is in a custom location$/) do
-  TestApp.move_configuration_to_custom_location('app')
+  TestApp.move_configuration_to_custom_location("app")
 end
 
 Given(/^a custom task that will simulate a failure$/) do
-  safely_remove_file(TestApp.shared_path.join('failed'))
-  TestApp.copy_task_to_test_app('spec/support/tasks/fail.rake')
+  safely_remove_file(TestApp.shared_path.join("failed"))
+  TestApp.copy_task_to_test_app("spec/support/tasks/fail.rake")
 end
 
 Given(/^a custom task to run in the event of a failure$/) do
-  safely_remove_file(TestApp.shared_path.join('failed'))
-  TestApp.copy_task_to_test_app('spec/support/tasks/failed.rake')
+  safely_remove_file(TestApp.shared_path.join("failed"))
+  TestApp.copy_task_to_test_app("spec/support/tasks/failed.rake")
 end
diff --git a/features/support/env.rb b/features/support/env.rb
index 853b6f19..8fcb8496 100644
--- a/features/support/env.rb
+++ b/features/support/env.rb
@@ -1,11 +1,11 @@
-PROJECT_ROOT = File.expand_path('../../../', __FILE__)
-VAGRANT_ROOT = File.join(PROJECT_ROOT, 'spec/support')
-VAGRANT_BIN = ENV['VAGRANT_BIN'] || "vagrant"
+PROJECT_ROOT = File.expand_path("../../../", __FILE__)
+VAGRANT_ROOT = File.join(PROJECT_ROOT, "spec/support")
+VAGRANT_BIN = ENV["VAGRANT_BIN"] || "vagrant"
 
 at_exit do
-  if ENV['KEEP_RUNNING']
+  if ENV["KEEP_RUNNING"]
     VagrantHelpers.run_vagrant_command("rm -rf /home/vagrant/var")
   end
 end
 
-require_relative '../../spec/support/test_app'
+require_relative "../../spec/support/test_app"
diff --git a/features/support/remote_command_helpers.rb b/features/support/remote_command_helpers.rb
index 9b0c32b0..2f6a3ef3 100644
--- a/features/support/remote_command_helpers.rb
+++ b/features/support/remote_command_helpers.rb
@@ -1,14 +1,14 @@
 module RemoteCommandHelpers
   def test_dir_exists(path)
-    exists?('d', path)
+    exists?("d", path)
   end
 
   def test_symlink_exists(path)
-    exists?('L', path)
+    exists?("L", path)
   end
 
   def test_file_exists(path)
-    exists?('f', path)
+    exists?("f", path)
   end
 
   def exists?(type, path)
diff --git a/features/support/vagrant_helpers.rb b/features/support/vagrant_helpers.rb
index 1a1822a8..0f8df68b 100644
--- a/features/support/vagrant_helpers.rb
+++ b/features/support/vagrant_helpers.rb
@@ -4,7 +4,7 @@ module VagrantHelpers
   class VagrantSSHCommandError < RuntimeError; end
 
   at_exit do
-    if ENV['KEEP_RUNNING']
+    if ENV["KEEP_RUNNING"]
       puts "Vagrant vm will be left up because KEEP_RUNNING is set."
       puts "Rerun without KEEP_RUNNING set to cleanup the vm."
     else
diff --git a/lib/Capfile b/lib/Capfile
index 8211354e..960f139f 100644
--- a/lib/Capfile
+++ b/lib/Capfile
@@ -1,3 +1,3 @@
 #!/usr/bin/env cap
 include Capistrano::DSL
-require 'capistrano/install'
+require "capistrano/install"
diff --git a/lib/capistrano/all.rb b/lib/capistrano/all.rb
index 334d2a79..199b80d6 100644
--- a/lib/capistrano/all.rb
+++ b/lib/capistrano/all.rb
@@ -1,16 +1,16 @@
-require 'rake'
-require 'sshkit'
+require "rake"
+require "sshkit"
 
-require 'io/console'
+require "io/console"
 
 Rake.application.options.trace = true
 
-require 'capistrano/version'
-require 'capistrano/version_validator'
-require 'capistrano/i18n'
-require 'capistrano/dsl'
-require 'capistrano/application'
-require 'capistrano/configuration'
+require "capistrano/version"
+require "capistrano/version_validator"
+require "capistrano/i18n"
+require "capistrano/dsl"
+require "capistrano/application"
+require "capistrano/configuration"
 
 module Capistrano
 
diff --git a/lib/capistrano/application.rb b/lib/capistrano/application.rb
index 33c494dc..4c3a76c1 100644
--- a/lib/capistrano/application.rb
+++ b/lib/capistrano/application.rb
@@ -25,7 +25,7 @@ module Capistrano
     end
 
     def handle_options
-      options.rakelib = ['rakelib']
+      options.rakelib = ["rakelib"]
       options.trace_output = $stderr
 
       OptionParser.new do |opts|
@@ -48,7 +48,7 @@ module Capistrano
         end
 
         standard_rake_options.each { |args| opts.on(*args) }
-        opts.environment('RAKEOPT')
+        opts.environment("RAKEOPT")
       end.parse!
     end
 
@@ -64,7 +64,7 @@ module Capistrano
     def display_error_message(ex)
       unless options.backtrace
         Rake.application.options.suppress_backtrace_pattern = backtrace_pattern if backtrace_pattern
-        trace '(Backtrace restricted to imported tasks)'
+        trace "(Backtrace restricted to imported tasks)"
       end
 
       super
@@ -90,8 +90,8 @@ module Capistrano
 
     def load_imports
       if options.show_tasks
-        invoke 'load:defaults'
-        set(:stage, '')
+        invoke "load:defaults"
+        set(:stage, "")
         Dir[deploy_config_path].each { |f| add_import f }
       end
 
@@ -100,11 +100,11 @@ module Capistrano
 
     # allows the `cap install` task to load without a capfile
     def capfile
-      File.expand_path(File.join(File.dirname(__FILE__),'..','Capfile'))
+      File.expand_path(File.join(File.dirname(__FILE__),"..","Capfile"))
     end
 
     def version
-      ['--version', '-V',
+      ["--version", "-V",
        "Display the program version.",
        lambda { |_value|
          puts "Capistrano Version: #{Capistrano::VERSION} (Rake Version: #{RAKEVERSION})"
@@ -114,7 +114,7 @@ module Capistrano
     end
 
     def dry_run
-      ['--dry-run', '-n',
+      ["--dry-run", "-n",
        "Do a dry run without executing actions",
        lambda { |_value|
          Configuration.env.set(:sshkit_backend, SSHKit::Backend::Printer)
@@ -123,7 +123,7 @@ module Capistrano
     end
 
     def roles
-      ['--roles ROLES', '-r',
+      ["--roles ROLES", "-r",
        "Run SSH commands only on hosts matching these roles",
        lambda { |value|
          Configuration.env.add_cmdline_filter(:role, value)
@@ -132,7 +132,7 @@ module Capistrano
     end
 
     def hostfilter
-      ['--hosts HOSTS', '-z',
+      ["--hosts HOSTS", "-z",
        "Run SSH commands only on matching hosts",
        lambda { |value|
          Configuration.env.add_cmdline_filter(:host, value)
@@ -141,7 +141,7 @@ module Capistrano
     end
 
     def print_config_variables
-      ['--print-config-variables', '-p',
+      ["--print-config-variables", "-p",
        "Display the defined config variables before starting the deployment tasks.",
        lambda { |_value|
          Configuration.env.set(:print_config_variables, true)
diff --git a/lib/capistrano/configuration.rb b/lib/capistrano/configuration.rb
index 22957cfe..cf1d4a46 100644
--- a/lib/capistrano/configuration.rb
+++ b/lib/capistrano/configuration.rb
@@ -1,7 +1,7 @@
-require_relative 'configuration/filter'
-require_relative 'configuration/question'
-require_relative 'configuration/server'
-require_relative 'configuration/servers'
+require_relative "configuration/filter"
+require_relative "configuration/question"
+require_relative "configuration/server"
+require_relative "configuration/servers"
 
 module Capistrano
   class ValidationError < Exception; end
@@ -132,8 +132,8 @@ module Capistrano
 
     def setup_filters
       @filters = cmdline_filters.clone
-      @filters << Filter.new(:role, ENV['ROLES']) if ENV['ROLES']
-      @filters << Filter.new(:host, ENV['HOSTS']) if ENV['HOSTS']
+      @filters << Filter.new(:role, ENV["ROLES"]) if ENV["ROLES"]
+      @filters << Filter.new(:host, ENV["HOSTS"]) if ENV["HOSTS"]
       fh = fetch_for(:filter,{}) || {}
       @filters << Filter.new(:host, fh[:hosts]) if fh[:hosts]
       @filters << Filter.new(:role, fh[:roles]) if fh[:roles]
diff --git a/lib/capistrano/configuration/filter.rb b/lib/capistrano/configuration/filter.rb
index 2621602d..c5c019f5 100644
--- a/lib/capistrano/configuration/filter.rb
+++ b/lib/capistrano/configuration/filter.rb
@@ -1,8 +1,8 @@
-require 'capistrano/configuration'
-require 'capistrano/configuration/empty_filter'
-require 'capistrano/configuration/host_filter'
-require 'capistrano/configuration/null_filter'
-require 'capistrano/configuration/role_filter'
+require "capistrano/configuration"
+require "capistrano/configuration/empty_filter"
+require "capistrano/configuration/host_filter"
+require "capistrano/configuration/null_filter"
+require "capistrano/configuration/role_filter"
 
 module Capistrano
   class Configuration
@@ -12,7 +12,7 @@ module Capistrano
         av = Array(values)
         @strategy = case
                     when av.size == 0 then EmptyFilter.new
-                    when av.include?(:all), av.include?('all') then NullFilter.new
+                    when av.include?(:all), av.include?("all") then NullFilter.new
                     when type == :host then HostFilter.new(values)
                     when type == :role then RoleFilter.new(values)
                     else NullFilter.new
diff --git a/lib/capistrano/configuration/host_filter.rb b/lib/capistrano/configuration/host_filter.rb
index 30bb2548..3261f2db 100644
--- a/lib/capistrano/configuration/host_filter.rb
+++ b/lib/capistrano/configuration/host_filter.rb
@@ -3,7 +3,7 @@ module Capistrano
     class HostFilter
       def initialize values
         av = Array(values).dup
-        av.map! { |v| (v.is_a?(String) && v =~ /^(?<name>[-A-Za-z0-9.]+)(,\g<name>)*$/) ? v.split(',') : v }
+        av.map! { |v| (v.is_a?(String) && v =~ /^(?<name>[-A-Za-z0-9.]+)(,\g<name>)*$/) ? v.split(",") : v }
         av.flatten!
         @rex = regex_matcher(av)
       end
diff --git a/lib/capistrano/configuration/role_filter.rb b/lib/capistrano/configuration/role_filter.rb
index 9d20fa6b..a612ecf7 100644
--- a/lib/capistrano/configuration/role_filter.rb
+++ b/lib/capistrano/configuration/role_filter.rb
@@ -3,7 +3,7 @@ module Capistrano
     class RoleFilter
       def initialize values
         av = Array(values).dup
-        av.map! { |v| v.is_a?(String) ? v.split(',') : v }
+        av.map! { |v| v.is_a?(String) ? v.split(",") : v }
         av.flatten!
         @rex = regex_matcher(av)
       end
diff --git a/lib/capistrano/configuration/server.rb b/lib/capistrano/configuration/server.rb
index 7f9456af..a8342537 100644
--- a/lib/capistrano/configuration/server.rb
+++ b/lib/capistrano/configuration/server.rb
@@ -1,4 +1,4 @@
-require 'set'
+require "set"
 module Capistrano
   class Configuration
     class Server < SSHKit::Host
@@ -122,7 +122,7 @@ module Capistrano
         private
 
         def lvalue(key)
-          key.to_s.chomp('=').to_sym
+          key.to_s.chomp("=").to_sym
         end
 
       end
diff --git a/lib/capistrano/configuration/servers.rb b/lib/capistrano/configuration/servers.rb
index 0248b795..b688c0c2 100644
--- a/lib/capistrano/configuration/servers.rb
+++ b/lib/capistrano/configuration/servers.rb
@@ -1,6 +1,6 @@
-require 'set'
-require 'capistrano/configuration'
-require 'capistrano/configuration/filter'
+require "set"
+require "capistrano/configuration"
+require "capistrano/configuration/filter"
 
 module Capistrano
   class Configuration
diff --git a/lib/capistrano/defaults.rb b/lib/capistrano/defaults.rb
index f272c21d..3cf07342 100644
--- a/lib/capistrano/defaults.rb
+++ b/lib/capistrano/defaults.rb
@@ -1,5 +1,5 @@
 validate :application do |_key, value|
-  changed_value = value.gsub(/[^A-Z0-9\.\-]/i, '_')
+  changed_value = value.gsub(/[^A-Z0-9\.\-]/i, "_")
   if value != changed_value
     warn %(The :application value "#{value}" is invalid!)
     warn "Use only letters, numbers, hyphens, dots, and underscores. For example:"
@@ -9,7 +9,7 @@ validate :application do |_key, value|
 end
 
 set_if_empty :scm, :git
-set_if_empty :branch, 'master'
+set_if_empty :branch, "master"
 set_if_empty :deploy_to, -> { "/var/www/#{fetch(:application)}" }
 set_if_empty :tmp_dir, "/tmp"
 
@@ -21,4 +21,4 @@ set_if_empty :log_level, :debug
 
 set_if_empty :pty, false
 
-set_if_empty :local_user, -> { ENV['USER'] || ENV['LOGNAME'] || ENV['USERNAME'] }
+set_if_empty :local_user, -> { ENV["USER"] || ENV["LOGNAME"] || ENV["USERNAME"] }
diff --git a/lib/capistrano/deploy.rb b/lib/capistrano/deploy.rb
index 48b1ef5c..3ec80410 100644
--- a/lib/capistrano/deploy.rb
+++ b/lib/capistrano/deploy.rb
@@ -1,3 +1,3 @@
-require 'capistrano/framework'
+require "capistrano/framework"
 
 load File.expand_path("../tasks/deploy.rake", __FILE__)
diff --git a/lib/capistrano/dotfile.rb b/lib/capistrano/dotfile.rb
index 7a70a468..ff23df7d 100644
--- a/lib/capistrano/dotfile.rb
+++ b/lib/capistrano/dotfile.rb
@@ -1,3 +1,3 @@
-dotfile = Pathname.new(File.join(Dir.home, '.capfile'))
+dotfile = Pathname.new(File.join(Dir.home, ".capfile"))
 load dotfile if dotfile.file?
 
diff --git a/lib/capistrano/dsl.rb b/lib/capistrano/dsl.rb
index 2dd3ea10..19cf9a48 100644
--- a/lib/capistrano/dsl.rb
+++ b/lib/capistrano/dsl.rb
@@ -1,8 +1,8 @@
-require 'capistrano/dsl/task_enhancements'
-require 'capistrano/dsl/paths'
-require 'capistrano/dsl/stages'
-require 'capistrano/dsl/env'
-require 'capistrano/configuration/filter'
+require "capistrano/dsl/task_enhancements"
+require "capistrano/dsl/paths"
+require "capistrano/dsl/stages"
+require "capistrano/dsl/env"
+require "capistrano/configuration/filter"
 
 module Capistrano
   module DSL
diff --git a/lib/capistrano/dsl/paths.rb b/lib/capistrano/dsl/paths.rb
index 8087fe1a..9e47fd0b 100644
--- a/lib/capistrano/dsl/paths.rb
+++ b/lib/capistrano/dsl/paths.rb
@@ -1,4 +1,4 @@
-require 'pathname'
+require "pathname"
 module Capistrano
   module DSL
     module Paths
@@ -12,11 +12,11 @@ module Capistrano
       end
 
       def current_path
-        deploy_path.join('current')
+        deploy_path.join("current")
       end
 
       def releases_path
-        deploy_path.join('releases')
+        deploy_path.join("releases")
       end
 
       def release_path
@@ -29,16 +29,16 @@ module Capistrano
       end
 
       def stage_config_path
-        Pathname.new fetch(:stage_config_path, 'config/deploy')
+        Pathname.new fetch(:stage_config_path, "config/deploy")
       end
 
       def deploy_config_path
-        Pathname.new fetch(:deploy_config_path, 'config/deploy.rb')
+        Pathname.new fetch(:deploy_config_path, "config/deploy.rb")
       end
 
       def repo_url
-        require 'cgi'
-        require 'uri'
+        require "cgi"
+        require "uri"
         if fetch(:git_http_username) and fetch(:git_http_password)
           URI.parse(fetch(:repo_url)).tap do |repo_uri|
             repo_uri.user     = fetch(:git_http_username)
@@ -54,15 +54,15 @@ module Capistrano
       end
 
       def repo_path
-        Pathname.new(fetch(:repo_path, ->(){deploy_path.join('repo')}))
+        Pathname.new(fetch(:repo_path, ->(){deploy_path.join("repo")}))
       end
 
       def shared_path
-        deploy_path.join('shared')
+        deploy_path.join("shared")
       end
 
       def revision_log
-        deploy_path.join('revisions.log')
+        deploy_path.join("revisions.log")
       end
 
       def now
diff --git a/lib/capistrano/dsl/stages.rb b/lib/capistrano/dsl/stages.rb
index 990fd919..33945343 100644
--- a/lib/capistrano/dsl/stages.rb
+++ b/lib/capistrano/dsl/stages.rb
@@ -3,11 +3,11 @@ module Capistrano
     module Stages
 
       def stages
-        Dir[stage_definitions].map { |f| File.basename(f, '.rb') }
+        Dir[stage_definitions].map { |f| File.basename(f, ".rb") }
       end
 
       def stage_definitions
-        stage_config_path.join('*.rb')
+        stage_config_path.join("*.rb")
       end
 
       def stage_set?
diff --git a/lib/capistrano/dsl/task_enhancements.rb b/lib/capistrano/dsl/task_enhancements.rb
index 2b8ebe25..6bb4e5ed 100644
--- a/lib/capistrano/dsl/task_enhancements.rb
+++ b/lib/capistrano/dsl/task_enhancements.rb
@@ -1,4 +1,4 @@
-require 'capistrano/upload_task'
+require "capistrano/upload_task"
 
 module Capistrano
   module TaskEnhancements
@@ -54,7 +54,7 @@ module Capistrano
 
     def exit_deploy_because_of_exception(ex)
       warn t(:deploy_failed, :ex => ex.message)
-      invoke 'deploy:failed'
+      invoke "deploy:failed"
       exit(false)
     end
 
diff --git a/lib/capistrano/framework.rb b/lib/capistrano/framework.rb
index beeba108..a6466ffe 100644
--- a/lib/capistrano/framework.rb
+++ b/lib/capistrano/framework.rb
@@ -1,2 +1,2 @@
 load File.expand_path("../tasks/framework.rake", __FILE__)
-require 'capistrano/install'
+require "capistrano/install"
diff --git a/lib/capistrano/git.rb b/lib/capistrano/git.rb
index f430b39e..3efc9234 100644
--- a/lib/capistrano/git.rb
+++ b/lib/capistrano/git.rb
@@ -1,6 +1,6 @@
 load File.expand_path("../tasks/git.rake", __FILE__)
 
-require 'capistrano/scm'
+require "capistrano/scm"
 
 class Capistrano::Git < Capistrano::SCM
 
@@ -23,28 +23,28 @@ class Capistrano::Git < Capistrano::SCM
 
     def clone
       if (depth = fetch(:git_shallow_clone))
-        git :clone, '--mirror', '--depth', depth, '--no-single-branch', repo_url, repo_path
+        git :clone, "--mirror", "--depth", depth, "--no-single-branch", repo_url, repo_path
       else
-        git :clone, '--mirror', repo_url, repo_path
+        git :clone, "--mirror", repo_url, repo_path
       end
     end
 
     def update
       # Note: Requires git version 1.9 or greater
       if (depth = fetch(:git_shallow_clone))
-        git :fetch, '--depth', depth, 'origin', fetch(:branch)
+        git :fetch, "--depth", depth, "origin", fetch(:branch)
       else
-        git :remote, :update, '--prune'
+        git :remote, :update, "--prune"
       end
     end
 
     def release
       if (tree = fetch(:repo_tree))
         tree = tree.slice %r#^/?(.*?)/?$#, 1
-        components = tree.split('/').size
+        components = tree.split("/").size
         git :archive, fetch(:branch), tree, "| tar -x --strip-components #{components} -f - -C", release_path
       else
-        git :archive, fetch(:branch), '| tar -x -f - -C', release_path
+        git :archive, fetch(:branch), "| tar -x -f - -C", release_path
       end
     end
 
diff --git a/lib/capistrano/hg.rb b/lib/capistrano/hg.rb
index dc6969d8..7e1749d6 100644
--- a/lib/capistrano/hg.rb
+++ b/lib/capistrano/hg.rb
@@ -1,6 +1,6 @@
 load File.expand_path("../tasks/hg.rake", __FILE__)
 
-require 'capistrano/scm'
+require "capistrano/scm"
 
 class Capistrano::Hg < Capistrano::SCM
   # execute hg in context with arguments
@@ -29,7 +29,7 @@ class Capistrano::Hg < Capistrano::SCM
     def release
       if (tree = fetch(:repo_tree))
         tree = tree.slice %r#^/?(.*?)/?$#, 1
-        components = tree.split('/').size
+        components = tree.split("/").size
         hg "archive --type tgz -p . -I", tree, "--rev", fetch(:branch), "| tar -x --strip-components #{components} -f - -C", release_path
       else
         hg "archive", release_path, "--rev", fetch(:branch)
diff --git a/lib/capistrano/i18n.rb b/lib/capistrano/i18n.rb
index 33f09420..71c54f8f 100644
--- a/lib/capistrano/i18n.rb
+++ b/lib/capistrano/i18n.rb
@@ -1,32 +1,32 @@
-require 'i18n'
+require "i18n"
 
 en = {
-  :starting => 'Starting',
-  :capified => 'Capified',
-  :start => 'Start',
-  :update => 'Update',
-  :finalize => 'Finalise',
-  :finishing => 'Finishing',
-  :finished => 'Finished',
-  :stage_not_set => 'Stage not set, please call something such as `cap production deploy`, where production is a stage you have defined.',
-  :written_file => 'create %{file}',
-  :question => 'Please enter %{key} (%{default_value}): ',
-  :keeping_releases => 'Keeping %{keep_releases} of %{releases} deployed releases on %{host}',
-  :no_old_releases => 'No old releases (keeping newest %{keep_releases}) on %{host}',
-  :linked_file_does_not_exist => 'linked file %{file} does not exist on %{host}',
-  :cannot_rollback => 'There are no older releases to rollback to',
-  :mirror_exists => 'The repository mirror is at %{at}',
-  :revision_log_message => 'Branch %{branch} (at %{sha}) deployed as release %{release} by %{user}',
-  :rollback_log_message => '%{user} rolled back to release %{release}',
-  :deploy_failed => 'The deploy has failed with an error: %{ex}',
+  :starting => "Starting",
+  :capified => "Capified",
+  :start => "Start",
+  :update => "Update",
+  :finalize => "Finalise",
+  :finishing => "Finishing",
+  :finished => "Finished",
+  :stage_not_set => "Stage not set, please call something such as `cap production deploy`, where production is a stage you have defined.",
+  :written_file => "create %{file}",
+  :question => "Please enter %{key} (%{default_value}): ",
+  :keeping_releases => "Keeping %{keep_releases} of %{releases} deployed releases on %{host}",
+  :no_old_releases => "No old releases (keeping newest %{keep_releases}) on %{host}",
+  :linked_file_does_not_exist => "linked file %{file} does not exist on %{host}",
+  :cannot_rollback => "There are no older releases to rollback to",
+  :mirror_exists => "The repository mirror is at %{at}",
+  :revision_log_message => "Branch %{branch} (at %{sha}) deployed as release %{release} by %{user}",
+  :rollback_log_message => "%{user} rolled back to release %{release}",
+  :deploy_failed => "The deploy has failed with an error: %{ex}",
   :console => {
-    :welcome => 'capistrano console - enter command to execute on %{stage}',
-    :bye => 'bye'
+    :welcome => "capistrano console - enter command to execute on %{stage}",
+    :bye => "bye"
   },
   :error => {
     :user => {
-      :does_not_exist => 'User %{user} does not exists',
-      :cannot_switch => 'Cannot switch to user %{user}'
+      :does_not_exist => "User %{user} does not exists",
+      :cannot_switch => "Cannot switch to user %{user}"
     }
   }
 }
diff --git a/lib/capistrano/install.rb b/lib/capistrano/install.rb
index 3882093d..d0cd605d 100644
--- a/lib/capistrano/install.rb
+++ b/lib/capistrano/install.rb
@@ -1 +1 @@
-load File.expand_path(File.join(File.dirname(__FILE__),'tasks/install.rake'))
+load File.expand_path(File.join(File.dirname(__FILE__),"tasks/install.rake"))
diff --git a/lib/capistrano/setup.rb b/lib/capistrano/setup.rb
index 6140a3f8..ad641f05 100644
--- a/lib/capistrano/setup.rb
+++ b/lib/capistrano/setup.rb
@@ -3,7 +3,7 @@ include Capistrano::DSL
 
 namespace :load do
   task :defaults do
-    load 'capistrano/defaults.rb'
+    load "capistrano/defaults.rb"
   end
 end
 
@@ -20,7 +20,7 @@ stages.each do |stage|
   Rake::Task.define_task(stage) do
     set(:stage, stage.to_sym)
 
-    invoke 'load:defaults'
+    invoke "load:defaults"
     Rake.application["load:defaults"].extend(Capistrano::ImmutableTask)
     load deploy_config_path
     load stage_config_path.join("#{stage}.rb")
@@ -30,4 +30,4 @@ stages.each do |stage|
   end
 end
 
-require 'capistrano/dotfile'
+require "capistrano/dotfile"
diff --git a/lib/capistrano/svn.rb b/lib/capistrano/svn.rb
index 73550544..1c847088 100644
--- a/lib/capistrano/svn.rb
+++ b/lib/capistrano/svn.rb
@@ -1,6 +1,6 @@
 load File.expand_path("../tasks/svn.rake", __FILE__)
 
-require 'capistrano/scm'
+require "capistrano/scm"
 
 class Capistrano::Svn < Capistrano::SCM
 
@@ -19,8 +19,8 @@ class Capistrano::Svn < Capistrano::SCM
     end
 
     def check
-      svn_username = fetch(:svn_username) ? "--username #{fetch(:svn_username)}" : ''
-      svn_password = fetch(:svn_password) ? "--password #{fetch(:svn_password)}" : ''
+      svn_username = fetch(:svn_username) ? "--username #{fetch(:svn_username)}" : ""
+      svn_password = fetch(:svn_password) ? "--password #{fetch(:svn_password)}" : ""
       test! :svn, :info, repo_url, svn_username, svn_password
     end
 
@@ -33,7 +33,7 @@ class Capistrano::Svn < Capistrano::SCM
     end
 
     def release
-      svn :export, '--force', '.', release_path
+      svn :export, "--force", ".", release_path
     end
 
     def fetch_revision
diff --git a/lib/capistrano/tasks/console.rake b/lib/capistrano/tasks/console.rake
index dede1782..981b0112 100644
--- a/lib/capistrano/tasks/console.rake
+++ b/lib/capistrano/tasks/console.rake
@@ -1,20 +1,20 @@
-desc 'Execute remote commands'
+desc "Execute remote commands"
 task :console do
   stage = fetch(:stage)
-  puts I18n.t('console.welcome', :scope => :capistrano, :stage => stage)
+  puts I18n.t("console.welcome", :scope => :capistrano, :stage => stage)
   loop do
     print "#{stage}> "
 
     if (input = $stdin.gets)
       command = input.chomp
     else
-      command = 'exit'
+      command = "exit"
     end
 
     next if command.empty?
 
     if %w{quit exit q}.include? command
-      puts t('console.bye')
+      puts t("console.bye")
       break
     else
       begin
diff --git a/lib/capistrano/tasks/deploy.rake b/lib/capistrano/tasks/deploy.rake
index 75929ead..113d8ac6 100644
--- a/lib/capistrano/tasks/deploy.rake
+++ b/lib/capistrano/tasks/deploy.rake
@@ -1,15 +1,15 @@
 namespace :deploy do
 
   task :starting do
-    invoke 'deploy:print_config_variables' if fetch(:print_config_variables, false)
-    invoke 'deploy:check'
-    invoke 'deploy:set_previous_revision'
+    invoke "deploy:print_config_variables" if fetch(:print_config_variables, false)
+    invoke "deploy:check"
+    invoke "deploy:set_previous_revision"
   end
 
   task :print_config_variables do
 
     puts 
-    puts '------- Printing current config variables -------'
+    puts "------- Printing current config variables -------"
     env.keys.each do |config_variable_key|
       if is_question?(config_variable_key)
         puts "#{config_variable_key.inspect} => Question (awaits user input on next fetch(#{config_variable_key.inspect}))"
@@ -19,7 +19,7 @@ namespace :deploy do
     end
 
     puts
-    puts '------- Printing current config variables of SSHKit mechanism -------'
+    puts "------- Printing current config variables of SSHKit mechanism -------"
     puts env.backend.config.inspect
     # puts env.backend.config.backend.config.ssh_options.inspect
     # puts env.backend.config.command_map.defaults.inspect
@@ -30,63 +30,63 @@ namespace :deploy do
   task :updating => :new_release_path do
     invoke "#{scm}:create_release"
     invoke "deploy:set_current_revision"
-    invoke 'deploy:symlink:shared'
+    invoke "deploy:symlink:shared"
   end
 
   task :reverting do
-    invoke 'deploy:revert_release'
+    invoke "deploy:revert_release"
   end
 
   task :publishing do
-    invoke 'deploy:symlink:release'
+    invoke "deploy:symlink:release"
   end
 
   task :finishing do
-    invoke 'deploy:cleanup'
+    invoke "deploy:cleanup"
   end
 
   task :finishing_rollback do
-    invoke 'deploy:cleanup_rollback'
+    invoke "deploy:cleanup_rollback"
   end
 
   task :finished do
-    invoke 'deploy:log_revision'
+    invoke "deploy:log_revision"
   end
 
-  desc 'Check required files and directories exist'
+  desc "Check required files and directories exist"
   task :check do
     invoke "#{scm}:check"
-    invoke 'deploy:check:directories'
-    invoke 'deploy:check:linked_dirs'
-    invoke 'deploy:check:make_linked_dirs'
-    invoke 'deploy:check:linked_files'
+    invoke "deploy:check:directories"
+    invoke "deploy:check:linked_dirs"
+    invoke "deploy:check:make_linked_dirs"
+    invoke "deploy:check:linked_files"
   end
 
   namespace :check do
-    desc 'Check shared and release directories exist'
+    desc "Check shared and release directories exist"
     task :directories do
       on release_roles :all do
-        execute :mkdir, '-p', shared_path, releases_path
+        execute :mkdir, "-p", shared_path, releases_path
       end
     end
 
-    desc 'Check directories to be linked exist in shared'
+    desc "Check directories to be linked exist in shared"
     task :linked_dirs do
       next unless any? :linked_dirs
       on release_roles :all do
-        execute :mkdir, '-p', linked_dirs(shared_path)
+        execute :mkdir, "-p", linked_dirs(shared_path)
       end
     end
 
-    desc 'Check directories of files to be linked exist in shared'
+    desc "Check directories of files to be linked exist in shared"
     task :make_linked_dirs do
       next unless any? :linked_files
       on release_roles :all do |_host|
-        execute :mkdir, '-p', linked_file_dirs(shared_path)
+        execute :mkdir, "-p", linked_file_dirs(shared_path)
       end
     end
 
-    desc 'Check files to be linked exist in shared'
+    desc "Check files to be linked exist in shared"
     task :linked_files do
       next unless any? :linked_files
       on release_roles :all do |host|
@@ -101,45 +101,45 @@ namespace :deploy do
   end
 
   namespace :symlink do
-    desc 'Symlink release to current'
+    desc "Symlink release to current"
     task :release do
       on release_roles :all do
         tmp_current_path = release_path.parent.join(current_path.basename)
-        execute :ln, '-s', release_path, tmp_current_path
+        execute :ln, "-s", release_path, tmp_current_path
         execute :mv, tmp_current_path, current_path.parent
       end
     end
 
-    desc 'Symlink files and directories from shared to release'
+    desc "Symlink files and directories from shared to release"
     task :shared do
-      invoke 'deploy:symlink:linked_files'
-      invoke 'deploy:symlink:linked_dirs'
+      invoke "deploy:symlink:linked_files"
+      invoke "deploy:symlink:linked_dirs"
     end
 
-    desc 'Symlink linked directories'
+    desc "Symlink linked directories"
     task :linked_dirs do
       next unless any? :linked_dirs
       on release_roles :all do
-        execute :mkdir, '-p', linked_dir_parents(release_path)
+        execute :mkdir, "-p", linked_dir_parents(release_path)
 
         fetch(:linked_dirs).each do |dir|
           target = release_path.join(dir)
           source = shared_path.join(dir)
           unless test "[ -L #{target} ]"
             if test "[ -d #{target} ]"
-              execute :rm, '-rf', target
+              execute :rm, "-rf", target
             end
-            execute :ln, '-s', source, target
+            execute :ln, "-s", source, target
           end
         end
       end
     end
 
-    desc 'Symlink linked files'
+    desc "Symlink linked files"
     task :linked_files do
       next unless any? :linked_files
       on release_roles :all do
-        execute :mkdir, '-p', linked_file_dirs(release_path)
+        execute :mkdir, "-p", linked_file_dirs(release_path)
 
         fetch(:linked_files).each do |file|
           target = release_path.join(file)
@@ -148,17 +148,17 @@ namespace :deploy do
             if test "[ -f #{target} ]"
               execute :rm, target
             end
-            execute :ln, '-s', source, target
+            execute :ln, "-s", source, target
           end
         end
       end
     end
   end
 
-  desc 'Clean up old releases'
+  desc "Clean up old releases"
   task :cleanup do
     on release_roles :all do |host|
-      releases = capture(:ls, '-xtr', releases_path).split
+      releases = capture(:ls, "-xtr", releases_path).split
       if releases.count >= fetch(:keep_releases)
         info t(:keeping_releases, :host => host.to_s, :keep_releases => fetch(:keep_releases), :releases => releases.count)
         directories = (releases - releases.last(fetch(:keep_releases)))
@@ -166,7 +166,7 @@ namespace :deploy do
           directories_str = directories.map do |release|
             releases_path.join(release)
           end.join(" ")
-          execute :rm, '-rf', directories_str
+          execute :rm, "-rf", directories_str
         else
           info t(:no_old_releases, :host => host.to_s, :keep_releases => fetch(:keep_releases))
         end
@@ -174,23 +174,23 @@ namespace :deploy do
     end
   end
 
-  desc 'Remove and archive rolled-back release.'
+  desc "Remove and archive rolled-back release."
   task :cleanup_rollback do
     on release_roles(:all) do
-      last_release = capture(:ls, '-xt', releases_path).split.first
+      last_release = capture(:ls, "-xt", releases_path).split.first
       last_release_path = releases_path.join(last_release)
       if test "[ `readlink #{current_path}` != #{last_release_path} ]"
-        execute :tar, '-czf',
+        execute :tar, "-czf",
           deploy_path.join("rolled-back-release-#{last_release}.tar.gz"),
         last_release_path
-        execute :rm, '-rf', last_release_path
+        execute :rm, "-rf", last_release_path
       else
-        debug 'Last release is the current release, skip cleanup_rollback.'
+        debug "Last release is the current release, skip cleanup_rollback."
       end
     end
   end
 
-  desc 'Log details of the deploy'
+  desc "Log details of the deploy"
   task :log_revision do
     on release_roles(:all) do
       within releases_path do
@@ -199,7 +199,7 @@ namespace :deploy do
     end
   end
 
-  desc 'Revert to previous release timestamp'
+  desc "Revert to previous release timestamp"
   task :revert_release => :rollback_release_path do
     on release_roles(:all) do
       set(:revision_log_message, rollback_log_message)
@@ -212,7 +212,7 @@ namespace :deploy do
 
   task :rollback_release_path do
     on release_roles(:all) do
-      releases = capture(:ls, '-xt', releases_path).split
+      releases = capture(:ls, "-xt", releases_path).split
       if releases.count < 2
         error t(:cannot_rollback)
         exit 1
@@ -235,9 +235,9 @@ namespace :deploy do
 
   task :set_previous_revision do
     on release_roles(:all) do
-      target = release_path.join('REVISION')
+      target = release_path.join("REVISION")
       if test "[ -f #{target} ]"
-        set(:previous_revision, capture(:cat, target, '2>/dev/null'))
+        set(:previous_revision, capture(:cat, target, "2>/dev/null"))
       end
     end
   end
diff --git a/lib/capistrano/tasks/framework.rake b/lib/capistrano/tasks/framework.rake
index 83d7112e..ea83b0be 100644
--- a/lib/capistrano/tasks/framework.rake
+++ b/lib/capistrano/tasks/framework.rake
@@ -1,50 +1,50 @@
 namespace :deploy do
 
-  desc 'Start a deployment, make sure server(s) ready.'
+  desc "Start a deployment, make sure server(s) ready."
   task :starting do
   end
 
-  desc 'Started'
+  desc "Started"
   task :started do
   end
 
-  desc 'Update server(s) by setting up a new release.'
+  desc "Update server(s) by setting up a new release."
   task :updating do
   end
 
-  desc 'Updated'
+  desc "Updated"
   task :updated do
   end
 
-  desc 'Revert server(s) to previous release.'
+  desc "Revert server(s) to previous release."
   task :reverting do
   end
 
-  desc 'Reverted'
+  desc "Reverted"
   task :reverted do
   end
 
-  desc 'Publish the release.'
+  desc "Publish the release."
   task :publishing do
   end
 
-  desc 'Published'
+  desc "Published"
   task :published do
   end
 
-  desc 'Finish the deployment, clean up server(s).'
+  desc "Finish the deployment, clean up server(s)."
   task :finishing do
   end
 
-  desc 'Finish the rollback, clean up server(s).'
+  desc "Finish the rollback, clean up server(s)."
   task :finishing_rollback do
   end
 
-  desc 'Finished'
+  desc "Finished"
   task :finished do
   end
 
-  desc 'Rollback to previous release.'
+  desc "Rollback to previous release."
   task :rollback do
     %w{ starting started
         reverting reverted
@@ -55,7 +55,7 @@ namespace :deploy do
   end
 end
 
-desc 'Deploy a new release.'
+desc "Deploy a new release."
 task :deploy do
   set(:deploying, true)
   %w{ starting started
diff --git a/lib/capistrano/tasks/git.rake b/lib/capistrano/tasks/git.rake
index 720c90b9..3b7d2fa2 100644
--- a/lib/capistrano/tasks/git.rake
+++ b/lib/capistrano/tasks/git.rake
@@ -11,7 +11,7 @@ namespace :git do
     }
   }
 
-  desc 'Upload the git wrapper script, this script guarantees that we can script git without getting an interactive prompt'
+  desc "Upload the git wrapper script, this script guarantees that we can script git without getting an interactive prompt"
   task :wrapper do
     on release_roles :all do
       execute :mkdir, "-p", "#{fetch(:tmp_dir)}/#{fetch(:application)}/"
@@ -20,7 +20,7 @@ namespace :git do
     end
   end
 
-  desc 'Check that the repository is reachable'
+  desc "Check that the repository is reachable"
   task :check => :'git:wrapper' do
     fetch(:branch)
     on release_roles :all do
@@ -30,7 +30,7 @@ namespace :git do
     end
   end
 
-  desc 'Clone the repo to the cache'
+  desc "Clone the repo to the cache"
   task :clone => :'git:wrapper' do
     on release_roles :all do
       if strategy.test
@@ -45,7 +45,7 @@ namespace :git do
     end
   end
 
-  desc 'Update the repo mirror to reflect the origin state'
+  desc "Update the repo mirror to reflect the origin state"
   task :update => :'git:clone' do
     on release_roles :all do
       within repo_path do
@@ -56,19 +56,19 @@ namespace :git do
     end
   end
 
-  desc 'Copy repo to releases'
+  desc "Copy repo to releases"
   task :create_release => :'git:update' do
     on release_roles :all do
       with fetch(:git_environmental_variables) do
         within repo_path do
-          execute :mkdir, '-p', release_path
+          execute :mkdir, "-p", release_path
           strategy.release
         end
       end
     end
   end
 
-  desc 'Determine the revision that will be deployed'
+  desc "Determine the revision that will be deployed"
   task :set_current_revision do
     on release_roles :all do
       within repo_path do
diff --git a/lib/capistrano/tasks/hg.rake b/lib/capistrano/tasks/hg.rake
index f79fdbe2..f72d4941 100644
--- a/lib/capistrano/tasks/hg.rake
+++ b/lib/capistrano/tasks/hg.rake
@@ -3,14 +3,14 @@ namespace :hg do
     @strategy ||= Capistrano::Hg.new(self, fetch(:hg_strategy, Capistrano::Hg::DefaultStrategy))
   end
 
-  desc 'Check that the repo is reachable'
+  desc "Check that the repo is reachable"
   task :check do
     on release_roles :all do
       strategy.check
     end
   end
 
-  desc 'Clone the repo to the cache'
+  desc "Clone the repo to the cache"
   task :clone do
     on release_roles :all do
       if strategy.test
@@ -23,7 +23,7 @@ namespace :hg do
     end
   end
 
-  desc 'Pull changes from the remote repo'
+  desc "Pull changes from the remote repo"
   task :update => :'hg:clone' do
     on release_roles :all do
       within repo_path do
@@ -32,7 +32,7 @@ namespace :hg do
     end
   end
 
-  desc 'Copy repo to releases'
+  desc "Copy repo to releases"
   task :create_release => :'hg:update' do
     on release_roles :all do
       within repo_path do
@@ -41,7 +41,7 @@ namespace :hg do
     end
   end
 
-  desc 'Determine the revision that will be deployed'
+  desc "Determine the revision that will be deployed"
   task :set_current_revision do
     on release_roles :all do
       within repo_path do
diff --git a/lib/capistrano/tasks/install.rake b/lib/capistrano/tasks/install.rake
index 205a132e..1b6b7621 100644
--- a/lib/capistrano/tasks/install.rake
+++ b/lib/capistrano/tasks/install.rake
@@ -1,12 +1,12 @@
-require 'erb'
-require 'pathname'
-desc 'Install Capistrano, cap install STAGES=staging,production'
+require "erb"
+require "pathname"
+desc "Install Capistrano, cap install STAGES=staging,production"
 task :install do
-  envs = ENV['STAGES'] || 'staging,production'
+  envs = ENV["STAGES"] || "staging,production"
 
-  tasks_dir = Pathname.new('lib/capistrano/tasks')
-  config_dir = Pathname.new('config')
-  deploy_dir = config_dir.join('deploy')
+  tasks_dir = Pathname.new("lib/capistrano/tasks")
+  config_dir = Pathname.new("config")
+  deploy_dir = config_dir.join("deploy")
 
   deploy_rb = File.expand_path("../../templates/deploy.rb.erb", __FILE__)
   stage_rb = File.expand_path("../../templates/stage.rb.erb", __FILE__)
@@ -14,14 +14,14 @@ task :install do
 
   mkdir_p deploy_dir
 
-  entries = [{:template => deploy_rb, :file => config_dir.join('deploy.rb')}]
-  entries += envs.split(',').map { |stage| {:template => stage_rb, :file => deploy_dir.join("#{stage}.rb")} }
+  entries = [{:template => deploy_rb, :file => config_dir.join("deploy.rb")}]
+  entries += envs.split(",").map { |stage| {:template => stage_rb, :file => deploy_dir.join("#{stage}.rb")} }
 
   entries.each do |entry|
     if File.exist?(entry[:file])
       warn "[skip] #{entry[:file]} already exists"
     else
-      File.open(entry[:file], 'w+') do |f|
+      File.open(entry[:file], "w+") do |f|
         f.write(ERB.new(File.read(entry[:template])).result(binding))
         puts I18n.t(:written_file, :scope => :capistrano, :file => entry[:file])
       end
@@ -30,11 +30,11 @@ task :install do
 
   mkdir_p tasks_dir
 
-  if File.exist?('Capfile')
+  if File.exist?("Capfile")
     warn "[skip] Capfile already exists"
   else
-    FileUtils.cp(capfile, 'Capfile')
-    puts I18n.t(:written_file, :scope => :capistrano, :file => 'Capfile')
+    FileUtils.cp(capfile, "Capfile")
+    puts I18n.t(:written_file, :scope => :capistrano, :file => "Capfile")
   end
 
 
diff --git a/lib/capistrano/tasks/svn.rake b/lib/capistrano/tasks/svn.rake
index e2b31177..acaaf741 100644
--- a/lib/capistrano/tasks/svn.rake
+++ b/lib/capistrano/tasks/svn.rake
@@ -3,14 +3,14 @@ namespace :svn do
     @strategy ||= Capistrano::Svn.new(self, fetch(:svn_strategy, Capistrano::Svn::DefaultStrategy))
   end
 
-  desc 'Check that the repo is reachable'
+  desc "Check that the repo is reachable"
   task :check do
     on release_roles :all do
       strategy.check
     end
   end
 
-  desc 'Clone the repo to the cache'
+  desc "Clone the repo to the cache"
   task :clone do
     on release_roles :all do
       if strategy.test
@@ -23,7 +23,7 @@ namespace :svn do
     end
   end
 
-  desc 'Pull changes from the remote repo'
+  desc "Pull changes from the remote repo"
   task :update => :'svn:clone' do
     on release_roles :all do
       within repo_path do
@@ -32,7 +32,7 @@ namespace :svn do
     end
   end
 
-  desc 'Copy repo to releases'
+  desc "Copy repo to releases"
   task :create_release => :'svn:update' do
     on release_roles :all do
       within repo_path do
@@ -41,7 +41,7 @@ namespace :svn do
     end
   end
 
-  desc 'Determine the revision that will be deployed'
+  desc "Determine the revision that will be deployed"
   task :set_current_revision do
     on release_roles :all do
       within repo_path do
diff --git a/lib/capistrano/templates/Capfile b/lib/capistrano/templates/Capfile
index a0cf0b54..4667537a 100644
--- a/lib/capistrano/templates/Capfile
+++ b/lib/capistrano/templates/Capfile
@@ -1,8 +1,8 @@
 # Load DSL and set up stages
-require 'capistrano/setup'
+require "capistrano/setup"
 
 # Include default deployment tasks
-require 'capistrano/deploy'
+require "capistrano/deploy"
 
 # Include tasks from other gems included in your Gemfile
 #
@@ -24,4 +24,4 @@ require 'capistrano/deploy'
 # require 'capistrano/passenger'
 
 # Load custom tasks from `lib/capistrano/tasks` if you have any defined
-Dir.glob('lib/capistrano/tasks/*.rake').each { |r| import r }
+Dir.glob("lib/capistrano/tasks/*.rake").each { |r| import r }
diff --git a/lib/capistrano/upload_task.rb b/lib/capistrano/upload_task.rb
index c38b710c..c94654a9 100644
--- a/lib/capistrano/upload_task.rb
+++ b/lib/capistrano/upload_task.rb
@@ -1,4 +1,4 @@
-require 'rake/file_creation_task'
+require "rake/file_creation_task"
 
 module Capistrano
   class UploadTask < Rake::FileCreationTask
diff --git a/lib/capistrano/version_validator.rb b/lib/capistrano/version_validator.rb
index ff610399..7d9d7435 100644
--- a/lib/capistrano/version_validator.rb
+++ b/lib/capistrano/version_validator.rb
@@ -26,11 +26,11 @@ module Capistrano
     end
 
     def available
-      Gem::Dependency.new('cap', version)
+      Gem::Dependency.new("cap", version)
     end
 
     def requested
-      Gem::Dependency.new('cap', current_version)
+      Gem::Dependency.new("cap", current_version)
     end
 
   end
diff --git a/spec/integration/dsl_spec.rb b/spec/integration/dsl_spec.rb
index abaa683b..4470c40b 100644
--- a/spec/integration/dsl_spec.rb
+++ b/spec/integration/dsl_spec.rb
@@ -1,4 +1,4 @@
-require 'spec_helper'
+require "spec_helper"
 
 describe Capistrano::DSL do
 
@@ -8,157 +8,157 @@ describe Capistrano::DSL do
     Capistrano::Configuration.reset!
   end
 
-  describe 'setting and fetching hosts' do
-    describe 'when defining a host using the `server` syntax' do
+  describe "setting and fetching hosts" do
+    describe "when defining a host using the `server` syntax" do
       before do
-        dsl.server 'example1.com', :roles => %w{web}, :active => true
-        dsl.server 'example2.com', :roles => %w{web}
-        dsl.server 'example3.com', :roles => %w{app web}, :active => true
-        dsl.server 'example4.com', :roles => %w{app}, :primary => true
-        dsl.server 'example5.com', :roles => %w{db}, :no_release => true, :active => true
+        dsl.server "example1.com", :roles => %w{web}, :active => true
+        dsl.server "example2.com", :roles => %w{web}
+        dsl.server "example3.com", :roles => %w{app web}, :active => true
+        dsl.server "example4.com", :roles => %w{app}, :primary => true
+        dsl.server "example5.com", :roles => %w{db}, :no_release => true, :active => true
       end
 
-      describe 'fetching all servers' do
+      describe "fetching all servers" do
         subject { dsl.roles(:all) }
 
-        it 'returns all servers' do
+        it "returns all servers" do
           expect(subject.map(&:hostname)).to eq %w{example1.com example2.com example3.com example4.com example5.com}
         end
       end
 
-      describe 'fetching all release servers' do
+      describe "fetching all release servers" do
 
-        context 'with no additional options' do
+        context "with no additional options" do
           subject { dsl.release_roles(:all) }
 
-          it 'returns all release servers' do
+          it "returns all release servers" do
             expect(subject.map(&:hostname)).to eq %w{example1.com example2.com example3.com example4.com}
           end
         end
 
-        context 'with property filter options' do
+        context "with property filter options" do
           subject { dsl.release_roles(:all, :filter => :active) }
 
-          it 'returns all release servers that match the property filter' do
+          it "returns all release servers that match the property filter" do
             expect(subject.map(&:hostname)).to eq %w{example1.com example3.com}
           end
         end
       end
 
-      describe 'fetching servers by multiple roles' do
+      describe "fetching servers by multiple roles" do
         it "does not confuse the last role with options" do
           expect(dsl.roles(:app, :web).count).to eq 4
           expect(dsl.roles(:app, :web, :filter => :active).count).to eq 2
         end
       end
 
-      describe 'fetching servers by role' do
+      describe "fetching servers by role" do
         subject { dsl.roles(:app) }
 
-        it 'returns the servers' do
+        it "returns the servers" do
           expect(subject.map(&:hostname)).to eq %w{example3.com example4.com}
         end
       end
 
-      describe 'fetching servers by an array of roles' do
+      describe "fetching servers by an array of roles" do
         subject { dsl.roles([:app]) }
 
-        it 'returns the servers' do
+        it "returns the servers" do
           expect(subject.map(&:hostname)).to eq %w{example3.com example4.com}
         end
       end
 
-      describe 'fetching filtered servers by role' do
+      describe "fetching filtered servers by role" do
         subject { dsl.roles(:app, :filter => :active) }
 
-        it 'returns the servers' do
+        it "returns the servers" do
           expect(subject.map(&:hostname)).to eq %w{example3.com}
         end
       end
 
-      describe 'fetching selected servers by role' do
+      describe "fetching selected servers by role" do
         subject { dsl.roles(:app, :select => :active) }
 
-        it 'returns the servers' do
+        it "returns the servers" do
           expect(subject.map(&:hostname)).to eq %w{example3.com}
         end
       end
 
-      describe 'fetching the primary server by role' do
-        context 'when inferring primary status based on order' do
+      describe "fetching the primary server by role" do
+        context "when inferring primary status based on order" do
           subject { dsl.primary(:web) }
-          it 'returns the servers' do
-            expect(subject.hostname).to eq 'example1.com'
+          it "returns the servers" do
+            expect(subject.hostname).to eq "example1.com"
           end
         end
 
-        context 'when the attribute `primary` is explicitly set' do
+        context "when the attribute `primary` is explicitly set" do
           subject { dsl.primary(:app) }
-          it 'returns the servers' do
-            expect(subject.hostname).to eq 'example4.com'
+          it "returns the servers" do
+            expect(subject.hostname).to eq "example4.com"
           end
         end
       end
 
-      describe 'setting an internal host filter' do
+      describe "setting an internal host filter" do
         subject { dsl.roles(:app) }
-        it 'is ignored' do
-          dsl.set :filter, { :host => 'example3.com' }
-          expect(subject.map(&:hostname)).to eq(['example3.com', 'example4.com'])
+        it "is ignored" do
+          dsl.set :filter, { :host => "example3.com" }
+          expect(subject.map(&:hostname)).to eq(["example3.com", "example4.com"])
         end
       end
 
-      describe 'setting an internal role filter' do
+      describe "setting an internal role filter" do
         subject { dsl.roles(:app) }
-        it 'ignores it' do
+        it "ignores it" do
           dsl.set :filter, { :role => :web }
-          expect(subject.map(&:hostname)).to eq(['example3.com','example4.com'])
+          expect(subject.map(&:hostname)).to eq(["example3.com","example4.com"])
         end
       end
 
-      describe 'setting an internal host and role filter' do
+      describe "setting an internal host and role filter" do
         subject { dsl.roles(:app) }
-        it 'ignores it' do
-          dsl.set :filter, { :role => :web, :host => 'example1.com' }
-          expect(subject.map(&:hostname)).to eq(['example3.com','example4.com'])
+        it "ignores it" do
+          dsl.set :filter, { :role => :web, :host => "example1.com" }
+          expect(subject.map(&:hostname)).to eq(["example3.com","example4.com"])
         end
       end
 
-      describe 'setting an internal regexp host filter' do
+      describe "setting an internal regexp host filter" do
         subject { dsl.roles(:all) }
-        it 'is ignored' do
+        it "is ignored" do
           dsl.set :filter, { :host => /1/ }
           expect(subject.map(&:hostname)).to eq(%w{example1.com example2.com example3.com example4.com example5.com})
         end
       end
 
-      describe 'setting an internal hosts filter' do
+      describe "setting an internal hosts filter" do
         subject { dsl.roles(:app) }
-        it 'is ignored' do
-          dsl.set :filter, { :hosts => 'example3.com' }
-          expect(subject.map(&:hostname)).to eq(['example3.com', 'example4.com'])
+        it "is ignored" do
+          dsl.set :filter, { :hosts => "example3.com" }
+          expect(subject.map(&:hostname)).to eq(["example3.com", "example4.com"])
         end
       end
 
-      describe 'setting an internal roles filter' do
+      describe "setting an internal roles filter" do
         subject { dsl.roles(:app) }
-        it 'ignores it' do
+        it "ignores it" do
           dsl.set :filter, { :roles => :web }
-          expect(subject.map(&:hostname)).to eq(['example3.com','example4.com'])
+          expect(subject.map(&:hostname)).to eq(["example3.com","example4.com"])
         end
       end
 
-      describe 'setting an internal hosts and roles filter' do
+      describe "setting an internal hosts and roles filter" do
         subject { dsl.roles(:app) }
-        it 'ignores it' do
-          dsl.set :filter, { :roles => :web, :hosts => 'example1.com' }
-          expect(subject.map(&:hostname)).to eq(['example3.com','example4.com'])
+        it "ignores it" do
+          dsl.set :filter, { :roles => :web, :hosts => "example1.com" }
+          expect(subject.map(&:hostname)).to eq(["example3.com","example4.com"])
         end
       end
 
-      describe 'setting an internal regexp hosts filter' do
+      describe "setting an internal regexp hosts filter" do
         subject { dsl.roles(:all) }
-        it 'is ignored' do
+        it "is ignored" do
           dsl.set :filter, { :hosts => /1/ }
           expect(subject.map(&:hostname)).to eq(%w{example1.com example2.com example3.com example4.com example5.com})
         end
@@ -166,15 +166,15 @@ describe Capistrano::DSL do
 
     end
 
-    describe 'when defining role with reserved name' do
-      it 'fails with ArgumentError' do
+    describe "when defining role with reserved name" do
+      it "fails with ArgumentError" do
         expect {
           dsl.role :all, %w{example1.com}
         }.to raise_error(ArgumentError, "all reserved name for role. Please choose another name")
       end
     end
 
-    describe 'when defining hosts using the `role` syntax' do
+    describe "when defining hosts using the `role` syntax" do
       before do
         dsl.role :web, %w{example1.com example2.com example3.com}
         dsl.role :web, %w{example1.com}, :active => true
@@ -184,109 +184,109 @@ describe Capistrano::DSL do
         dsl.role :db, %w{example5.com}, :no_release => true
       end
 
-      describe 'fetching all servers' do
+      describe "fetching all servers" do
         subject { dsl.roles(:all) }
 
-        it 'returns all servers' do
+        it "returns all servers" do
           expect(subject.map(&:hostname)).to eq %w{example1.com example2.com example3.com example4.com example5.com}
         end
       end
 
-      describe 'fetching all release servers' do
+      describe "fetching all release servers" do
 
-        context 'with no additional options' do
+        context "with no additional options" do
           subject { dsl.release_roles(:all) }
 
-          it 'returns all release servers' do
+          it "returns all release servers" do
             expect(subject.map(&:hostname)).to eq %w{example1.com example2.com example3.com example4.com}
           end
         end
 
-        context 'with filter options' do
+        context "with filter options" do
           subject { dsl.release_roles(:all, :filter => :active) }
 
-          it 'returns all release servers that match the filter' do
+          it "returns all release servers that match the filter" do
             expect(subject.map(&:hostname)).to eq %w{example1.com example3.com}
           end
         end
       end
 
 
-      describe 'fetching servers by role' do
+      describe "fetching servers by role" do
         subject { dsl.roles(:app) }
 
-        it 'returns the servers' do
+        it "returns the servers" do
           expect(subject.map(&:hostname)).to eq %w{example3.com example4.com}
         end
       end
 
-      describe 'fetching servers by an array of roles' do
+      describe "fetching servers by an array of roles" do
         subject { dsl.roles([:app]) }
 
-        it 'returns the servers' do
+        it "returns the servers" do
           expect(subject.map(&:hostname)).to eq %w{example3.com example4.com}
         end
       end
 
-      describe 'fetching filtered servers by role' do
+      describe "fetching filtered servers by role" do
         subject { dsl.roles(:app, :filter => :active) }
 
-        it 'returns the servers' do
+        it "returns the servers" do
           expect(subject.map(&:hostname)).to eq %w{example3.com}
         end
       end
 
-      describe 'fetching selected servers by role' do
+      describe "fetching selected servers by role" do
         subject { dsl.roles(:app, :select => :active) }
 
-        it 'returns the servers' do
+        it "returns the servers" do
           expect(subject.map(&:hostname)).to eq %w{example3.com}
         end
       end
 
-      describe 'fetching the primary server by role' do
-        context 'when inferring primary status based on order' do
+      describe "fetching the primary server by role" do
+        context "when inferring primary status based on order" do
           subject { dsl.primary(:web) }
-          it 'returns the servers' do
-            expect(subject.hostname).to eq 'example1.com'
+          it "returns the servers" do
+            expect(subject.hostname).to eq "example1.com"
           end
         end
 
-        context 'when the attribute `primary` is explicity set' do
+        context "when the attribute `primary` is explicity set" do
           subject { dsl.primary(:app) }
-          it 'returns the servers' do
-            expect(subject.hostname).to eq 'example4.com'
+          it "returns the servers" do
+            expect(subject.hostname).to eq "example4.com"
           end
         end
       end
 
     end
 
-    describe 'when defining a host using a combination of the `server` and `role` syntax' do
+    describe "when defining a host using a combination of the `server` and `role` syntax" do
 
       before do
-        dsl.server 'db@example1.com:1234', :roles => %w{db}, :active => true
-        dsl.server 'root@example1.com:1234', :roles => %w{web}, :active => true
-        dsl.server 'example1.com:5678', :roles => %w{web}, :active => true
+        dsl.server "db@example1.com:1234", :roles => %w{db}, :active => true
+        dsl.server "root@example1.com:1234", :roles => %w{web}, :active => true
+        dsl.server "example1.com:5678", :roles => %w{web}, :active => true
         dsl.role :app, %w{deployer@example1.com:1234}
         dsl.role :app, %w{example1.com:5678}
       end
 
-      describe 'fetching all servers' do
-        it 'creates one server per hostname, ignoring user combinations' do
+      describe "fetching all servers" do
+        it "creates one server per hostname, ignoring user combinations" do
           expect(dsl.roles(:all).size).to eq(2)
         end
       end
 
-      describe 'fetching servers for a role' do
-        it 'roles defined using the `server` syntax are included' do
+      describe "fetching servers for a role" do
+        it "roles defined using the `server` syntax are included" do
           as = dsl.roles(:web).map { |server| "#{server.user}@#{server.hostname}:#{server.port}" }
           expect(as.size).to eq(2)
           expect(as[0]).to eq("deployer@example1.com:1234")
           expect(as[1]).to eq("@example1.com:5678")
         end
 
-        it 'roles defined using the `role` syntax are included' do
+        it "roles defined using the `role` syntax are included" do
           as = dsl.roles(:app).map { |server| "#{server.user}@#{server.hostname}:#{server.port}" }
           expect(as.size).to eq(2)
           expect(as[0]).to eq("deployer@example1.com:1234")
@@ -296,19 +296,19 @@ describe Capistrano::DSL do
 
     end
 
-    describe 'when setting user and port' do
+    describe "when setting user and port" do
       subject { dsl.roles(:all).map { |server| "#{server.user}@#{server.hostname}:#{server.port}" }.first }
 
       describe "using the :user property" do
         it "takes precedence over in the host string" do
-          dsl.server 'db@example1.com:1234', :roles => %w{db}, :active => true, :user => 'brian'
+          dsl.server "db@example1.com:1234", :roles => %w{db}, :active => true, :user => "brian"
           expect(subject).to eq("brian@example1.com:1234")
         end
       end
 
       describe "using the :port property" do
         it "takes precedence over in the host string" do
-          dsl.server 'db@example1.com:9090', :roles => %w{db}, :active => true, :port => 1234
+          dsl.server "db@example1.com:9090", :roles => %w{db}, :active => true, :port => 1234
           expect(subject).to eq("db@example1.com:1234")
         end
       end
@@ -316,49 +316,49 @@ describe Capistrano::DSL do
 
   end
 
-  describe 'setting and fetching variables' do
+  describe "setting and fetching variables" do
 
     before do
       dsl.set :scm, :git
     end
 
-    context 'without a default' do
-      context 'when the variables is defined' do
-        it 'returns the variable' do
+    context "without a default" do
+      context "when the variables is defined" do
+        it "returns the variable" do
           expect(dsl.fetch(:scm)).to eq :git
         end
       end
 
-      context 'when the variables is undefined' do
-        it 'returns nil' do
+      context "when the variables is undefined" do
+        it "returns nil" do
           expect(dsl.fetch(:source_control)).to be_nil
         end
       end
     end
 
-    context 'with a default' do
-      context 'when the variables is defined' do
-        it 'returns the variable' do
+    context "with a default" do
+      context "when the variables is defined" do
+        it "returns the variable" do
           expect(dsl.fetch(:scm, :svn)).to eq :git
         end
       end
 
-      context 'when the variables is undefined' do
-        it 'returns the default' do
+      context "when the variables is undefined" do
+        it "returns the default" do
           expect(dsl.fetch(:source_control, :svn)).to eq :svn
         end
       end
     end
 
-    context 'with a block' do
-      context 'when the variables is defined' do
-        it 'returns the variable' do
+    context "with a block" do
+      context "when the variables is defined" do
+        it "returns the variable" do
           expect(dsl.fetch(:scm) { :svn }).to eq :git
         end
       end
 
-      context 'when the variables is undefined' do
-        it 'calls the block' do
+      context "when the variables is undefined" do
+        it "calls the block" do
           expect(dsl.fetch(:source_control) { :svn }).to eq :svn
         end
       end
@@ -366,63 +366,63 @@ describe Capistrano::DSL do
 
   end
 
-  describe 'asking for a variable' do
+  describe "asking for a variable" do
     before do
       dsl.ask(:scm, :svn)
       $stdout.stubs(:print)
     end
 
-    context 'variable is provided' do
+    context "variable is provided" do
       before do
-        $stdin.expects(:gets).returns('git')
+        $stdin.expects(:gets).returns("git")
       end
 
-      it 'sets the input as the variable' do
-        expect(dsl.fetch(:scm)).to eq 'git'
+      it "sets the input as the variable" do
+        expect(dsl.fetch(:scm)).to eq "git"
       end
     end
 
-    context 'variable is not provided' do
+    context "variable is not provided" do
       before do
-        $stdin.expects(:gets).returns('')
+        $stdin.expects(:gets).returns("")
       end
 
-      it 'sets the variable as the default' do
+      it "sets the variable as the default" do
         expect(dsl.fetch(:scm)).to eq :svn
       end
     end
   end
 
-  describe 'checking for presence' do
+  describe "checking for presence" do
     subject { dsl.any? :linked_files }
 
     before do
       dsl.set(:linked_files, linked_files)
     end
 
-    context 'variable is an non-empty array' do
+    context "variable is an non-empty array" do
       let(:linked_files) { %w{1} }
 
       it { expect(subject).to be_truthy }
     end
 
-    context 'variable is an empty array' do
+    context "variable is an empty array" do
       let(:linked_files) { [] }
       it { expect(subject).to be_falsey }
     end
 
-    context 'variable exists, is not an array' do
+    context "variable exists, is not an array" do
       let(:linked_files) { stub }
       it { expect(subject).to be_truthy }
     end
 
-    context 'variable is nil' do
+    context "variable is nil" do
       let(:linked_files) { nil }
       it { expect(subject).to be_falsey }
     end
   end
 
-  describe 'configuration SSHKit' do
+  describe "configuration SSHKit" do
     let(:config) { SSHKit.config }
     let(:backend) { SSHKit.config.backend.config }
     let(:default_env) { { :rails_env => :production } }
@@ -441,27 +441,27 @@ describe Capistrano::DSL do
       dsl.configure_backend
     end
 
-    it 'sets the output' do
+    it "sets the output" do
       expect(config.output).to be_a SSHKit::Formatter::Dot
     end
 
-    it 'sets the output verbosity' do
+    it "sets the output verbosity" do
       expect(config.output_verbosity).to eq 0
     end
 
-    it 'sets the default env' do
+    it "sets the default env" do
       expect(config.default_env).to eq default_env
     end
 
-    it 'sets the backend pty' do
+    it "sets the backend pty" do
       expect(backend.pty).to be_truthy
     end
 
-    it 'sets the backend connection timeout' do
+    it "sets the backend connection timeout" do
       expect(backend.connection_timeout).to eq 10
     end
 
-    it 'sets the backend ssh_options' do
+    it "sets the backend ssh_options" do
       expect(backend.ssh_options[:keys]).to eq %w(/home/user/.ssh/id_rsa)
       expect(backend.ssh_options[:forward_agent]).to eq false
       expect(backend.ssh_options[:auth_methods]).to eq %w(publickey password)
@@ -469,73 +469,73 @@ describe Capistrano::DSL do
 
   end
 
-  describe 'on()' do
+  describe "on()" do
 
     describe "when passed server objects" do
 
       before do
-        dsl.server 'example1.com', :roles => %w{web}, :active => true
-        dsl.server 'example2.com', :roles => %w{web}
-        dsl.server 'example3.com', :roles => %w{app web}, :active => true
-        dsl.server 'example4.com', :roles => %w{app}, :primary => true
-        dsl.server 'example5.com', :roles => %w{db}, :no_release => true
-        @coordinator = mock('coordinator')
+        dsl.server "example1.com", :roles => %w{web}, :active => true
+        dsl.server "example2.com", :roles => %w{web}
+        dsl.server "example3.com", :roles => %w{app web}, :active => true
+        dsl.server "example4.com", :roles => %w{app}, :primary => true
+        dsl.server "example5.com", :roles => %w{db}, :no_release => true
+        @coordinator = mock("coordinator")
         @coordinator.expects(:each).returns(nil)
-        ENV.delete 'ROLES'
-        ENV.delete 'HOSTS'
+        ENV.delete "ROLES"
+        ENV.delete "HOSTS"
       end
 
-      it 'filters by role from the :filter variable' do
+      it "filters by role from the :filter variable" do
         hosts = dsl.roles(:web)
         all = dsl.roles(:all)
         SSHKit::Coordinator.expects(:new).with(hosts).returns(@coordinator)
-        dsl.set :filter, { :role => 'web' }
+        dsl.set :filter, { :role => "web" }
         dsl.on(all)
       end
 
-      it 'filters by host and role from the :filter variable' do
+      it "filters by host and role from the :filter variable" do
         all = dsl.roles(:all)
         SSHKit::Coordinator.expects(:new).with([]).returns(@coordinator)
-        dsl.set :filter, { :role => 'db', :host => 'example3.com' }
+        dsl.set :filter, { :role => "db", :host => "example3.com" }
         dsl.on(all)
       end
 
-      it 'filters by roles from the :filter variable' do
+      it "filters by roles from the :filter variable" do
         hosts = dsl.roles(:web)
         all = dsl.roles(:all)
         SSHKit::Coordinator.expects(:new).with(hosts).returns(@coordinator)
-        dsl.set :filter, { :roles => 'web' }
+        dsl.set :filter, { :roles => "web" }
         dsl.on(all)
       end
 
-      it 'filters by hosts and roles from the :filter variable' do
+      it "filters by hosts and roles from the :filter variable" do
         all = dsl.roles(:all)
         SSHKit::Coordinator.expects(:new).with([]).returns(@coordinator)
-        dsl.set :filter, { :roles => 'db', :hosts => 'example3.com' }
+        dsl.set :filter, { :roles => "db", :hosts => "example3.com" }
         dsl.on(all)
       end
 
-      it 'filters from ENV[ROLES]' do
+      it "filters from ENV[ROLES]" do
         hosts = dsl.roles(:db)
         all = dsl.roles(:all)
         SSHKit::Coordinator.expects(:new).with(hosts).returns(@coordinator)
-        ENV['ROLES'] = 'db'
+        ENV["ROLES"] = "db"
         dsl.on(all)
       end
 
-      it 'filters from ENV[HOSTS]' do
+      it "filters from ENV[HOSTS]" do
         hosts = dsl.roles(:db)
         all = dsl.roles(:all)
         SSHKit::Coordinator.expects(:new).with(hosts).returns(@coordinator)
-        ENV['HOSTS'] = 'example5.com'
+        ENV["HOSTS"] = "example5.com"
         dsl.on(all)
       end
 
-      it 'filters by ENV[HOSTS] && ENV[ROLES]' do
+      it "filters by ENV[HOSTS] && ENV[ROLES]" do
         all = dsl.roles(:all)
         SSHKit::Coordinator.expects(:new).with([]).returns(@coordinator)
-        ENV['HOSTS'] = 'example5.com'
-        ENV['ROLES'] = 'web'
+        ENV["HOSTS"] = "example5.com"
+        ENV["ROLES"] = "web"
         dsl.on(all)
       end
 
@@ -544,105 +544,105 @@ describe Capistrano::DSL do
     describe "when passed server literal names" do
 
       before do
-        ENV.delete 'ROLES'
-        ENV.delete 'HOSTS'
-        @coordinator = mock('coordinator')
+        ENV.delete "ROLES"
+        ENV.delete "HOSTS"
+        @coordinator = mock("coordinator")
         @coordinator.expects(:each).returns(nil)
       end
 
       it "selects nothing when a role filter is present" do
-        dsl.set :filter, { :role => 'web' }
+        dsl.set :filter, { :role => "web" }
         SSHKit::Coordinator.expects(:new).with([]).returns(@coordinator)
-        dsl.on('my.server')
+        dsl.on("my.server")
       end
 
       it "selects using the string when a host filter is present" do
-        dsl.set :filter, { :host => 'server.local' }
-        SSHKit::Coordinator.expects(:new).with(['server.local']).returns(@coordinator)
-        dsl.on('server.local')
+        dsl.set :filter, { :host => "server.local" }
+        SSHKit::Coordinator.expects(:new).with(["server.local"]).returns(@coordinator)
+        dsl.on("server.local")
       end
 
       it "doesn't select when a host filter is present that doesn't match" do
-        dsl.set :filter, { :host => 'ruby.local' }
+        dsl.set :filter, { :host => "ruby.local" }
         SSHKit::Coordinator.expects(:new).with([]).returns(@coordinator)
-        dsl.on('server.local')
+        dsl.on("server.local")
       end
 
       it "selects nothing when a roles filter is present" do
-        dsl.set :filter, { :roles => 'web' }
+        dsl.set :filter, { :roles => "web" }
         SSHKit::Coordinator.expects(:new).with([]).returns(@coordinator)
-        dsl.on('my.server')
+        dsl.on("my.server")
       end
 
       it "selects using the string when a hosts filter is present" do
-        dsl.set :filter, { :hosts => 'server.local' }
-        SSHKit::Coordinator.expects(:new).with(['server.local']).returns(@coordinator)
-        dsl.on('server.local')
+        dsl.set :filter, { :hosts => "server.local" }
+        SSHKit::Coordinator.expects(:new).with(["server.local"]).returns(@coordinator)
+        dsl.on("server.local")
       end
 
       it "doesn't select when a hosts filter is present that doesn't match" do
-        dsl.set :filter, { :hosts => 'ruby.local' }
+        dsl.set :filter, { :hosts => "ruby.local" }
         SSHKit::Coordinator.expects(:new).with([]).returns(@coordinator)
-        dsl.on('server.local')
+        dsl.on("server.local")
       end
 
     end
 
   end
 
-  describe 'role_properties()' do
+  describe "role_properties()" do
 
     before do
       dsl.role :redis, %w[example1.com example2.com], :redis => { :port => 6379, :type => :slave }
-      dsl.server 'example1.com', :roles => %w{web}, :active => true, :web => { :port => 80 }
-      dsl.server 'example2.com', :roles => %w{web redis}, :web => { :port => 81 }, :redis => { :type => :master }
-      dsl.server 'example3.com', :roles => %w{app}, :primary => true
+      dsl.server "example1.com", :roles => %w{web}, :active => true, :web => { :port => 80 }
+      dsl.server "example2.com", :roles => %w{web redis}, :web => { :port => 81 }, :redis => { :type => :master }
+      dsl.server "example3.com", :roles => %w{app}, :primary => true
     end
 
-    it 'retrieves properties for a single role as a set' do
+    it "retrieves properties for a single role as a set" do
       rps = dsl.role_properties(:app)
-      expect(rps).to eq(Set[{ :hostname => 'example3.com', :role => :app}])
+      expect(rps).to eq(Set[{ :hostname => "example3.com", :role => :app}])
     end
 
-    it 'retrieves properties for multiple roles as a set' do
+    it "retrieves properties for multiple roles as a set" do
       rps = dsl.role_properties(:app, :web)
-      expect(rps).to eq(Set[{ :hostname => 'example3.com', :role => :app},{ :hostname => 'example1.com', :role => :web, :port => 80},{ :hostname => 'example2.com', :role => :web, :port => 81}])
+      expect(rps).to eq(Set[{ :hostname => "example3.com", :role => :app},{ :hostname => "example1.com", :role => :web, :port => 80},{ :hostname => "example2.com", :role => :web, :port => 81}])
     end
 
-    it 'yields the properties for a single role' do
-      recipient = mock('recipient')
-      recipient.expects(:doit).with('example1.com', :redis, { :port => 6379, :type => :slave})
-      recipient.expects(:doit).with('example2.com', :redis, { :port => 6379, :type => :master})
+    it "yields the properties for a single role" do
+      recipient = mock("recipient")
+      recipient.expects(:doit).with("example1.com", :redis, { :port => 6379, :type => :slave})
+      recipient.expects(:doit).with("example2.com", :redis, { :port => 6379, :type => :master})
       dsl.role_properties(:redis) do |host, role, props|
         recipient.doit(host, role, props)
       end
     end
 
-    it 'yields the properties for multiple roles' do
-      recipient = mock('recipient')
-      recipient.expects(:doit).with('example1.com', :redis, { :port => 6379, :type => :slave})
-      recipient.expects(:doit).with('example2.com', :redis, { :port => 6379, :type => :master})
-      recipient.expects(:doit).with('example3.com', :app, nil)
+    it "yields the properties for multiple roles" do
+      recipient = mock("recipient")
+      recipient.expects(:doit).with("example1.com", :redis, { :port => 6379, :type => :slave})
+      recipient.expects(:doit).with("example2.com", :redis, { :port => 6379, :type => :master})
+      recipient.expects(:doit).with("example3.com", :app, nil)
       dsl.role_properties(:redis, :app) do |host, role, props|
         recipient.doit(host, role, props)
       end
     end
 
-    it 'yields the merged properties for multiple roles' do
-      recipient = mock('recipient')
-      recipient.expects(:doit).with('example1.com', :redis, { :port => 6379, :type => :slave})
-      recipient.expects(:doit).with('example2.com', :redis, { :port => 6379, :type => :master})
-      recipient.expects(:doit).with('example1.com', :web, { :port => 80 })
-      recipient.expects(:doit).with('example2.com', :web, { :port => 81 })
+    it "yields the merged properties for multiple roles" do
+      recipient = mock("recipient")
+      recipient.expects(:doit).with("example1.com", :redis, { :port => 6379, :type => :slave})
+      recipient.expects(:doit).with("example2.com", :redis, { :port => 6379, :type => :master})
+      recipient.expects(:doit).with("example1.com", :web, { :port => 80 })
+      recipient.expects(:doit).with("example2.com", :web, { :port => 81 })
       dsl.role_properties(:redis, :web) do |host, role, props|
         recipient.doit(host, role, props)
       end
     end
 
-    it 'honours a property filter before yielding' do
-      recipient = mock('recipient')
-      recipient.expects(:doit).with('example1.com', :redis, { :port => 6379, :type => :slave})
-      recipient.expects(:doit).with('example1.com', :web, { :port => 80 })
+    it "honours a property filter before yielding" do
+      recipient = mock("recipient")
+      recipient.expects(:doit).with("example1.com", :redis, { :port => 6379, :type => :slave})
+      recipient.expects(:doit).with("example1.com", :web, { :port => 80 })
       dsl.role_properties(:redis, :web, :select => :active) do |host, role, props|
         recipient.doit(host, role, props)
       end
diff --git a/spec/integration_spec_helper.rb b/spec/integration_spec_helper.rb
index 4fbaf2f5..629568f9 100644
--- a/spec/integration_spec_helper.rb
+++ b/spec/integration_spec_helper.rb
@@ -1,6 +1,6 @@
-require 'spec_helper'
-require 'support/test_app'
-require 'support/matchers'
+require "spec_helper"
+require "support/test_app"
+require "support/matchers"
 
 include TestApp
 
diff --git a/spec/lib/capistrano/application_spec.rb b/spec/lib/capistrano/application_spec.rb
index 9393c078..0767ffd3 100644
--- a/spec/lib/capistrano/application_spec.rb
+++ b/spec/lib/capistrano/application_spec.rb
@@ -1,4 +1,4 @@
-require 'spec_helper'
+require "spec_helper"
 
 describe Capistrano::Application do
 
@@ -8,7 +8,7 @@ describe Capistrano::Application do
 
   let(:help_output) do
     out, _err = capture_io do
-      flags '--help', '-h'
+      flags "--help", "-h"
     end
     out
   end
@@ -25,7 +25,7 @@ describe Capistrano::Application do
 
   it "overrides the rake method, but still prints the rake version" do
     out, _err = capture_io do
-      flags '--version', '-V'
+      flags "--version", "-V"
     end
     expect(out).to match(/\bCapistrano Version\b/)
     expect(out).to match(/\b#{Capistrano::VERSION}\b/)
@@ -35,15 +35,15 @@ describe Capistrano::Application do
 
   it "overrides the rake method, and sets the sshkit_backend to SSHKit::Backend::Printer" do
     capture_io do
-      flags '--dry-run', '-n'
+      flags "--dry-run", "-n"
     end
     sshkit_backend = Capistrano::Configuration.fetch(:sshkit_backend)
     expect(sshkit_backend).to eq(SSHKit::Backend::Printer)
   end
 
-  it 'enables printing all config variables on command line parameter' do
+  it "enables printing all config variables on command line parameter" do
     capture_io do
-      flags '--print-config-variables', '-p'
+      flags "--print-config-variables", "-p"
     end
     expect(Capistrano::Configuration.fetch(:print_config_variables)).to be true
   end
@@ -66,7 +66,7 @@ describe Capistrano::Application do
   end
 
   def capture_io
-    require 'stringio'
+    require "stringio"
 
     orig_stdout, orig_stderr         = $stdout, $stderr
     captured_stdout, captured_stderr = StringIO.new, StringIO.new
diff --git a/spec/lib/capistrano/configuration/empty_filter_spec.rb b/spec/lib/capistrano/configuration/empty_filter_spec.rb
index c4c3e43b..452fc82c 100644
--- a/spec/lib/capistrano/configuration/empty_filter_spec.rb
+++ b/spec/lib/capistrano/configuration/empty_filter_spec.rb
@@ -1,4 +1,4 @@
-require 'spec_helper'
+require "spec_helper"
 
 module Capistrano
   class Configuration
@@ -6,9 +6,9 @@ module Capistrano
       subject(:empty_filter) { EmptyFilter.new }
 
       describe '#filter' do
-        let(:servers) { mock('servers') }
+        let(:servers) { mock("servers") }
 
-        it 'returns an empty array' do
+        it "returns an empty array" do
           expect(empty_filter.filter(servers)).to eq([])
         end
       end
diff --git a/spec/lib/capistrano/configuration/filter_spec.rb b/spec/lib/capistrano/configuration/filter_spec.rb
index 0177288e..b25fdc89 100644
--- a/spec/lib/capistrano/configuration/filter_spec.rb
+++ b/spec/lib/capistrano/configuration/filter_spec.rb
@@ -1,13 +1,13 @@
-require 'spec_helper'
+require "spec_helper"
 
 module Capistrano
   class Configuration
     describe Filter do
-      let(:available) { [ Server.new('server1').add_roles([:web,:db]),
-                          Server.new('server2').add_role(:web),
-                          Server.new('server3').add_role(:redis),
-                          Server.new('server4').add_role(:db),
-                          Server.new('server5').add_role(:stageweb) ] }
+      let(:available) { [ Server.new("server1").add_roles([:web,:db]),
+                          Server.new("server2").add_role(:web),
+                          Server.new("server3").add_role(:redis),
+                          Server.new("server4").add_role(:db),
+                          Server.new("server5").add_role(:stageweb) ] }
 
       describe '#new' do
         it "won't create an invalid type of filter" do
@@ -16,54 +16,54 @@ module Capistrano
           }.to raise_error RuntimeError
         end
 
-        context 'with type :host' do
-          context 'and no values' do
-            it 'creates an EmptyFilter strategy' do
+        context "with type :host" do
+          context "and no values" do
+            it "creates an EmptyFilter strategy" do
               expect(Filter.new(:host).instance_variable_get(:@strategy)).to be_a(EmptyFilter)
             end
           end
 
-          context 'and :all' do
-            it 'creates an NullFilter strategy' do
+          context "and :all" do
+            it "creates an NullFilter strategy" do
               expect(Filter.new(:host, :all).instance_variable_get(:@strategy)).to be_a(NullFilter)
             end
           end
 
-          context 'and [:all]' do
-            it 'creates an NullFilter strategy' do
+          context "and [:all]" do
+            it "creates an NullFilter strategy" do
               expect(Filter.new(:host, [:all]).instance_variable_get(:@strategy)).to be_a(NullFilter)
             end
           end
 
-          context 'and [:all]' do
-            it 'creates an NullFilter strategy' do
-              expect(Filter.new(:host, 'all').instance_variable_get(:@strategy)).to be_a(NullFilter)
+          context "and [:all]" do
+            it "creates an NullFilter strategy" do
+              expect(Filter.new(:host, "all").instance_variable_get(:@strategy)).to be_a(NullFilter)
             end
           end
         end
 
-        context 'with type :role' do
-          context 'and no values' do
-            it 'creates an EmptyFilter strategy' do
+        context "with type :role" do
+          context "and no values" do
+            it "creates an EmptyFilter strategy" do
               expect(Filter.new(:role).instance_variable_get(:@strategy)).to be_a(EmptyFilter)
             end
           end
 
-          context 'and :all' do
-            it 'creates an NullFilter strategy' do
+          context "and :all" do
+            it "creates an NullFilter strategy" do
               expect(Filter.new(:role, :all).instance_variable_get(:@strategy)).to be_a(NullFilter)
             end
           end
 
-          context 'and [:all]' do
-            it 'creates an NullFilter strategy' do
+          context "and [:all]" do
+            it "creates an NullFilter strategy" do
               expect(Filter.new(:role, [:all]).instance_variable_get(:@strategy)).to be_a(NullFilter)
             end
           end
 
-          context 'and [:all]' do
-            it 'creates an NullFilter strategy' do
-              expect(Filter.new(:role, 'all').instance_variable_get(:@strategy)).to be_a(NullFilter)
+          context "and [:all]" do
+            it "creates an NullFilter strategy" do
+              expect(Filter.new(:role, "all").instance_variable_get(:@strategy)).to be_a(NullFilter)
             end
           end
         end
@@ -71,7 +71,7 @@ module Capistrano
 
       describe '#filter' do
         let(:strategy) { filter.instance_variable_get(:@strategy) }
-        let(:results) { mock('result') }
+        let(:results) { mock("result") }
 
         shared_examples 'it calls #filter on its strategy' do
           it 'calls #filter on its strategy' do
@@ -80,23 +80,23 @@ module Capistrano
           end
         end
 
-        context 'for an empty filter' do
+        context "for an empty filter" do
           let(:filter) { Filter.new(:role) }
           it_behaves_like 'it calls #filter on its strategy'
         end
 
-        context 'for a null filter' do
+        context "for a null filter" do
           let(:filter) { Filter.new(:role, :all) }
           it_behaves_like 'it calls #filter on its strategy'
         end
 
-        context 'for a role filter' do
-          let(:filter) { Filter.new(:role, 'web') }
+        context "for a role filter" do
+          let(:filter) { Filter.new(:role, "web") }
           it_behaves_like 'it calls #filter on its strategy'
         end
 
-        context 'for a host filter' do
-          let(:filter) { Filter.new(:host, 'server1') }
+        context "for a host filter" do
+          let(:filter) { Filter.new(:host, "server1") }
           it_behaves_like 'it calls #filter on its strategy'
         end
       end
diff --git a/spec/lib/capistrano/configuration/host_filter_spec.rb b/spec/lib/capistrano/configuration/host_filter_spec.rb
index 0ef0efd0..3eb9a694 100644
--- a/spec/lib/capistrano/configuration/host_filter_spec.rb
+++ b/spec/lib/capistrano/configuration/host_filter_spec.rb
@@ -1,57 +1,57 @@
-require 'spec_helper'
+require "spec_helper"
 
 module Capistrano
   class Configuration
     describe HostFilter do
       subject(:host_filter) { HostFilter.new(values) }
 
-      let(:available) { [ Server.new('server1'),
-                          Server.new('server2'),
-                          Server.new('server3'),
-                          Server.new('server4'),
-                          Server.new('server5') ] }
+      let(:available) { [ Server.new("server1"),
+                          Server.new("server2"),
+                          Server.new("server3"),
+                          Server.new("server4"),
+                          Server.new("server5") ] }
 
-      shared_examples 'it filters hosts correctly' do |expected|
-        it 'filters correctly' do
+      shared_examples "it filters hosts correctly" do |expected|
+        it "filters correctly" do
           set = host_filter.filter(available)
           expect(set.map(&:hostname)).to eq(expected)
         end
       end
 
       describe '#filter' do
-        context 'with a string' do
-          let(:values) { 'server1' }
-          it_behaves_like 'it filters hosts correctly', %w{server1}
+        context "with a string" do
+          let(:values) { "server1" }
+          it_behaves_like "it filters hosts correctly", %w{server1}
 
-          context 'and a single server' do
-            let(:available) { Server.new('server1') }
-            it_behaves_like 'it filters hosts correctly', %w{server1}
+          context "and a single server" do
+            let(:available) { Server.new("server1") }
+            it_behaves_like "it filters hosts correctly", %w{server1}
           end
         end
 
-        context 'with a comma separated string' do
-          let(:values) { 'server1,server3' }
-          it_behaves_like 'it filters hosts correctly', %w{server1 server3}
+        context "with a comma separated string" do
+          let(:values) { "server1,server3" }
+          it_behaves_like "it filters hosts correctly", %w{server1 server3}
         end
 
-        context 'with an array of strings' do
+        context "with an array of strings" do
           let(:values) { %w{server1 server3} }
-          it_behaves_like 'it filters hosts correctly', %w{server1 server3}
+          it_behaves_like "it filters hosts correctly", %w{server1 server3}
         end
 
-        context 'with a regexp' do
-          let(:values) { 'server[13]$' }
-          it_behaves_like 'it filters hosts correctly', %w{server1 server3}
+        context "with a regexp" do
+          let(:values) { "server[13]$" }
+          it_behaves_like "it filters hosts correctly", %w{server1 server3}
         end
 
-        context 'with a regexp with line boundaries' do
-          let(:values) { '^server' }
-          it_behaves_like 'it filters hosts correctly', %w{server1 server2 server3 server4 server5}
+        context "with a regexp with line boundaries" do
+          let(:values) { "^server" }
+          it_behaves_like "it filters hosts correctly", %w{server1 server2 server3 server4 server5}
         end
 
-        context 'with a regexp with a comma' do
+        context "with a regexp with a comma" do
           let(:values) { 'server\d{1,3}$' }
-          it_behaves_like 'it filters hosts correctly', %w{server1 server2 server3 server4 server5}
+          it_behaves_like "it filters hosts correctly", %w{server1 server2 server3 server4 server5}
         end
       end
     end
diff --git a/spec/lib/capistrano/configuration/null_filter_spec.rb b/spec/lib/capistrano/configuration/null_filter_spec.rb
index 8c4134fe..b0f90312 100644
--- a/spec/lib/capistrano/configuration/null_filter_spec.rb
+++ b/spec/lib/capistrano/configuration/null_filter_spec.rb
@@ -1,4 +1,4 @@
-require 'spec_helper'
+require "spec_helper"
 
 module Capistrano
   class Configuration
@@ -6,9 +6,9 @@ module Capistrano
       subject(:null_filter) { NullFilter.new }
 
       describe '#filter' do
-        let(:servers) { mock('servers') }
+        let(:servers) { mock("servers") }
 
-        it 'returns the servers passed in as arguments' do
+        it "returns the servers passed in as arguments" do
           expect(null_filter.filter(servers)).to eq(servers)
         end
       end
diff --git a/spec/lib/capistrano/configuration/question_spec.rb b/spec/lib/capistrano/configuration/question_spec.rb
index af9757fc..aa65067d 100644
--- a/spec/lib/capistrano/configuration/question_spec.rb
+++ b/spec/lib/capistrano/configuration/question_spec.rb
@@ -1,4 +1,4 @@
-require 'spec_helper'
+require "spec_helper"
 
 module Capistrano
   class Configuration
@@ -11,28 +11,28 @@ module Capistrano
       let(:key) { :branch }
       let(:options) { nil }
 
-      describe '.new' do
-        it 'takes a key, default, options' do
+      describe ".new" do
+        it "takes a key, default, options" do
           question
         end
       end
 
       describe '#call' do
-        context 'value is entered' do
-          let(:branch) { 'branch' }
+        context "value is entered" do
+          let(:branch) { "branch" }
 
           before do
-            $stdout.expects(:print).with('Please enter branch (default): ')
+            $stdout.expects(:print).with("Please enter branch (default): ")
           end
 
-          it 'returns the echoed value' do
+          it "returns the echoed value" do
             $stdin.expects(:gets).returns(branch)
             $stdin.expects(:noecho).never
 
             expect(question.call).to eq(branch)
           end
 
-          it 'returns the value but does not echo it' do
+          it "returns the value but does not echo it" do
             $stdin.expects(:noecho).returns(branch)
             $stdout.expects(:print).with("\n")
 
@@ -40,16 +40,16 @@ module Capistrano
           end
         end
 
-        context 'value is not entered' do
+        context "value is not entered" do
           let(:branch) { default }
 
           before do
-            $stdout.expects(:print).with('Please enter branch (default): ')
-            $stdin.expects(:gets).returns('')
+            $stdout.expects(:print).with("Please enter branch (default): ")
+            $stdin.expects(:gets).returns("")
           end
 
 
-          it 'returns the default as the value' do
+          it "returns the default as the value" do
             expect(question.call).to eq(branch)
           end
         end
diff --git a/spec/lib/capistrano/configuration/role_filter_spec.rb b/spec/lib/capistrano/configuration/role_filter_spec.rb
index 626a68c2..36088889 100644
--- a/spec/lib/capistrano/configuration/role_filter_spec.rb
+++ b/spec/lib/capistrano/configuration/role_filter_spec.rb
@@ -1,18 +1,18 @@
-require 'spec_helper'
+require "spec_helper"
 
 module Capistrano
   class Configuration
     describe RoleFilter do
       subject(:role_filter) { RoleFilter.new(values) }
 
-      let(:available) { [ Server.new('server1').add_roles([:web,:db]),
-                          Server.new('server2').add_role(:web),
-                          Server.new('server3').add_role(:redis),
-                          Server.new('server4').add_role(:db),
-                          Server.new('server5').add_role(:stageweb) ] }
+      let(:available) { [ Server.new("server1").add_roles([:web,:db]),
+                          Server.new("server2").add_role(:web),
+                          Server.new("server3").add_role(:redis),
+                          Server.new("server4").add_role(:db),
+                          Server.new("server5").add_role(:stageweb) ] }
 
-      shared_examples 'it filters roles correctly' do |expected_size, expected|
-        it 'filters correctly' do
+      shared_examples "it filters roles correctly" do |expected_size, expected|
+        it "filters correctly" do
           set = role_filter.filter(available)
           expect(set.size).to eq(expected_size)
           expect(set.map(&:hostname)).to eq(expected)
@@ -20,39 +20,39 @@ module Capistrano
       end
 
       describe '#filter' do
-        context 'with a single role string' do
-          let(:values) { 'web' }
-          it_behaves_like 'it filters roles correctly', 2, %w{server1 server2}
+        context "with a single role string" do
+          let(:values) { "web" }
+          it_behaves_like "it filters roles correctly", 2, %w{server1 server2}
         end
 
-        context 'with a single role' do
+        context "with a single role" do
           let(:values) { [:web] }
-          it_behaves_like 'it filters roles correctly', 2, %w{server1 server2}
+          it_behaves_like "it filters roles correctly", 2, %w{server1 server2}
         end
 
-        context 'with multiple roles in a string' do
-          let(:values) { 'web,db' }
-          it_behaves_like 'it filters roles correctly', 3, %w{server1 server2 server4}
+        context "with multiple roles in a string" do
+          let(:values) { "web,db" }
+          it_behaves_like "it filters roles correctly", 3, %w{server1 server2 server4}
         end
 
-        context 'with multiple roles' do
+        context "with multiple roles" do
           let(:values) { [:web, :db] }
-          it_behaves_like 'it filters roles correctly', 3, %w{server1 server2 server4}
+          it_behaves_like "it filters roles correctly", 3, %w{server1 server2 server4}
         end
 
-        context 'with a regex' do
+        context "with a regex" do
           let(:values) { /red/ }
-          it_behaves_like 'it filters roles correctly', 1, %w{server3}
+          it_behaves_like "it filters roles correctly", 1, %w{server3}
         end
 
-        context 'with a regex string' do
-          let(:values) { '/red|web/' }
-          it_behaves_like 'it filters roles correctly', 4, %w{server1 server2 server3 server5}
+        context "with a regex string" do
+          let(:values) { "/red|web/" }
+          it_behaves_like "it filters roles correctly", 4, %w{server1 server2 server3 server5}
         end
 
-        context 'with both a string and regex' do
-          let(:values) { 'db,/red/' }
-          it_behaves_like 'it filters roles correctly', 3, %w{server1 server3 server4}
+        context "with both a string and regex" do
+          let(:values) { "db,/red/" }
+          it_behaves_like "it filters roles correctly", 3, %w{server1 server3 server4}
         end
       end
     end
diff --git a/spec/lib/capistrano/configuration/server_spec.rb b/spec/lib/capistrano/configuration/server_spec.rb
index d5e7d48d..cb7f0ca6 100644
--- a/spec/lib/capistrano/configuration/server_spec.rb
+++ b/spec/lib/capistrano/configuration/server_spec.rb
@@ -1,141 +1,141 @@
-require 'spec_helper'
+require "spec_helper"
 
 module Capistrano
   class Configuration
     describe Server do
-      let(:server) { Server.new('root@hostname:1234') }
+      let(:server) { Server.new("root@hostname:1234") }
 
-      describe 'adding a role' do
+      describe "adding a role" do
         subject { server.add_role(:test) }
-        it 'adds the role' do
+        it "adds the role" do
           expect{subject}.to change{server.roles.size}.from(0).to(1)
         end
       end
 
-      describe 'adding roles' do
+      describe "adding roles" do
         subject { server.add_roles([:things, :stuff]) }
-        it 'adds the roles' do
+        it "adds the roles" do
           expect{subject}.to change{server.roles.size}.from(0).to(2)
         end
       end
 
 
-      describe 'checking roles' do
+      describe "checking roles" do
         subject { server.has_role?(:test) }
 
         before do
           server.add_role(:test)
         end
 
-        it 'adds the role' do
+        it "adds the role" do
           expect(subject).to be_truthy
         end
       end
 
-      describe 'comparing identity' do
+      describe "comparing identity" do
         subject { server.hostname == Server[hostname].hostname }
 
-        context 'with the same user, hostname and port' do
-          let(:hostname) { 'root@hostname:1234' }
+        context "with the same user, hostname and port" do
+          let(:hostname) { "root@hostname:1234" }
           it { expect(subject).to be_truthy }
         end
 
-        context 'with a different user' do
-          let(:hostname) { 'deployer@hostname:1234' }
+        context "with a different user" do
+          let(:hostname) { "deployer@hostname:1234" }
           it { expect(subject).to be_truthy }
         end
 
-        context 'with a different port' do
-          let(:hostname) { 'root@hostname:5678' }
+        context "with a different port" do
+          let(:hostname) { "root@hostname:5678" }
           it { expect(subject).to be_truthy }
         end
 
-        context 'with a different hostname' do
-          let(:hostname) { 'root@otherserver:1234' }
+        context "with a different hostname" do
+          let(:hostname) { "root@otherserver:1234" }
           it { expect(subject).to be_falsey }
         end
       end
 
-      describe 'identifying as primary' do
+      describe "identifying as primary" do
         subject { server.primary }
-        context 'server is primary' do
+        context "server is primary" do
           before do
             server.set(:primary, true)
           end
-          it 'returns self' do
+          it "returns self" do
             expect(subject).to eq server
           end
         end
 
-        context 'server is not primary' do
-          it 'is falesy' do
+        context "server is not primary" do
+          it "is falesy" do
             expect(subject).to be_falsey
           end
         end
       end
 
-      describe 'assigning properties' do
+      describe "assigning properties" do
 
         before do
           server.with(properties)
         end
 
-        context 'properties contains roles' do
+        context "properties contains roles" do
           let(:properties) { {:roles => [:clouds]} }
 
-          it 'adds the roles' do
+          it "adds the roles" do
             expect(server.roles.first).to eq :clouds
           end
         end
 
-        context 'properties contains user' do
-          let(:properties) { {:user => 'tomc'} }
+        context "properties contains user" do
+          let(:properties) { {:user => "tomc"} }
 
-          it 'sets the user' do
-            expect(server.user).to eq 'tomc'
+          it "sets the user" do
+            expect(server.user).to eq "tomc"
           end
 
-          it 'sets the netssh_options user' do
-            expect(server.netssh_options[:user]).to eq 'tomc'
+          it "sets the netssh_options user" do
+            expect(server.netssh_options[:user]).to eq "tomc"
           end
         end
 
-        context 'properties contains port' do
+        context "properties contains port" do
           let(:properties) { {:port => 2222} }
 
-          it 'sets the port' do
+          it "sets the port" do
             expect(server.port).to eq 2222
           end
         end
 
-        context 'properties contains key' do
-          let(:properties) { {:key => '/key'} }
+        context "properties contains key" do
+          let(:properties) { {:key => "/key"} }
 
-          it 'adds the key' do
-            expect(server.keys).to include '/key'
+          it "adds the key" do
+            expect(server.keys).to include "/key"
           end
         end
 
-        context 'properties contains password' do
-          let(:properties) { {:password => 'supersecret'} }
+        context "properties contains password" do
+          let(:properties) { {:password => "supersecret"} }
 
-          it 'adds the key' do
-            expect(server.password).to eq 'supersecret'
+          it "adds the key" do
+            expect(server.password).to eq "supersecret"
           end
         end
 
-        context 'new properties' do
+        context "new properties" do
           let(:properties) { { :webscales => 5 } }
 
-          it 'adds the properties' do
+          it "adds the properties" do
             expect(server.properties.webscales).to eq 5
           end
         end
 
-        context 'existing properties' do
+        context "existing properties" do
           let(:properties) { { :webscales => 6 } }
 
-          it 'keeps the existing properties' do
+          it "keeps the existing properties" do
             expect(server.properties.webscales).to eq 6
             server.properties.webscales = 5
             expect(server.properties.webscales).to eq 5
@@ -152,103 +152,103 @@ module Capistrano
           server.properties.active = true
         end
 
-        context 'options are empty' do
+        context "options are empty" do
           it { expect(subject).to be_truthy }
         end
 
-        context 'value is a symbol' do
-          context 'value matches server property' do
+        context "value is a symbol" do
+          context "value matches server property" do
 
-            context 'with :filter' do
+            context "with :filter" do
               let(:options) { { :filter => :active }}
               it { expect(subject).to be_truthy }
             end
 
-            context 'with :select' do
+            context "with :select" do
               let(:options) { { :select => :active }}
               it { expect(subject).to be_truthy }
             end
 
-            context 'with :exclude' do
+            context "with :exclude" do
               let(:options) { { :exclude => :active }}
               it { expect(subject).to be_falsey }
             end
           end
 
-          context 'value does not match server properly' do
-            context 'with :active true' do
+          context "value does not match server properly" do
+            context "with :active true" do
               let(:options) { { :active => true }}
               it { expect(subject).to be_truthy }
             end
 
-            context 'with :active false' do
+            context "with :active false" do
               let(:options) { { :active => false }}
               it { expect(subject).to be_falsey }
             end
           end
 
-          context 'value does not match server properly' do
-            context 'with :filter' do
+          context "value does not match server properly" do
+            context "with :filter" do
               let(:options) { { :filter => :inactive }}
               it { expect(subject).to be_falsey }
             end
 
-            context 'with :select' do
+            context "with :select" do
               let(:options) { { :select => :inactive }}
               it { expect(subject).to be_falsey }
             end
 
-            context 'with :exclude' do
+            context "with :exclude" do
               let(:options) { { :exclude => :inactive }}
               it { expect(subject).to be_truthy }
             end
           end
         end
 
-        context 'key is a property' do
-          context 'with :active true' do
+        context "key is a property" do
+          context "with :active true" do
             let(:options) { { :active => true }}
             it { expect(subject).to be_truthy }
           end
 
-          context 'with :active false' do
+          context "with :active false" do
             let(:options) { { :active => false }}
             it { expect(subject).to be_falsey }
           end
         end
 
-        context 'value is a proc' do
-          context 'value matches server property' do
+        context "value is a proc" do
+          context "value matches server property" do
 
-            context 'with :filter' do
+            context "with :filter" do
               let(:options) { { :filter => ->(s) { s.properties.active } } }
               it { expect(subject).to be_truthy }
             end
 
-            context 'with :select' do
+            context "with :select" do
               let(:options) { { :select => ->(s) { s.properties.active } } }
               it { expect(subject).to be_truthy }
             end
 
-            context 'with :exclude' do
+            context "with :exclude" do
               let(:options) { { :exclude => ->(s) { s.properties.active } } }
               it { expect(subject).to be_falsey }
             end
 
           end
 
-          context 'value does not match server properly' do
-            context 'with :filter' do
+          context "value does not match server properly" do
+            context "with :filter" do
               let(:options) { { :filter => ->(s) { s.properties.inactive } } }
               it { expect(subject).to be_falsey }
             end
 
-            context 'with :select' do
+            context "with :select" do
               let(:options) { { :select => ->(s) { s.properties.inactive } } }
               it { expect(subject).to be_falsey }
             end
 
-            context 'with :exclude' do
+            context "with :exclude" do
               let(:options) { { :exclude => ->(s) { s.properties.inactive } } }
               it { expect(subject).to be_truthy }
             end
@@ -258,22 +258,22 @@ module Capistrano
 
       end
 
-      describe 'assign ssh_options' do
-        let(:server) { Server.new('user_name@hostname') }
+      describe "assign ssh_options" do
+        let(:server) { Server.new("user_name@hostname") }
 
-        context 'defaults' do
-          it 'forward agent' do
+        context "defaults" do
+          it "forward agent" do
             expect(server.netssh_options[:forward_agent]).to eq true
           end
-          it 'contains user' do
-            expect(server.netssh_options[:user]).to eq 'user_name'
+          it "contains user" do
+            expect(server.netssh_options[:user]).to eq "user_name"
           end
         end
 
-        context 'custom' do
+        context "custom" do
           let(:properties) do
             { :ssh_options => {
-              :user => 'another_user',
+              :user => "another_user",
               :keys => %w(/home/another_user/.ssh/id_rsa),
               :forward_agent => false,
               :auth_methods => %w(publickey password) } }
@@ -283,19 +283,19 @@ module Capistrano
             server.with(properties)
           end
 
-          it 'not forward agent' do
+          it "not forward agent" do
             expect(server.netssh_options[:forward_agent]).to eq false
           end
-          it 'contains correct user' do
-            expect(server.netssh_options[:user]).to eq 'another_user'
+          it "contains correct user" do
+            expect(server.netssh_options[:user]).to eq "another_user"
           end
-          it 'does not affect server user in host' do
-            expect(server.user).to eq 'user_name'
+          it "does not affect server user in host" do
+            expect(server.user).to eq "user_name"
           end
-          it 'contains keys' do
+          it "contains keys" do
             expect(server.netssh_options[:keys]).to eq %w(/home/another_user/.ssh/id_rsa)
           end
-          it 'contains auth_methods' do
+          it "contains auth_methods" do
             expect(server.netssh_options[:auth_methods]).to eq %w(publickey password)
           end
         end
@@ -303,11 +303,11 @@ module Capistrano
       end
 
       describe ".[]" do
-        it 'creates a server if its argument is not already a server' do
-          expect(Server['hostname:1234']).to be_a Server
+        it "creates a server if its argument is not already a server" do
+          expect(Server["hostname:1234"]).to be_a Server
         end
 
-        it 'returns its argument if it is already a server' do
+        it "returns its argument if it is already a server" do
           expect(Server[server]).to be server
         end
       end
diff --git a/spec/lib/capistrano/configuration/servers_spec.rb b/spec/lib/capistrano/configuration/servers_spec.rb
index 1ec7f6da..162cf304 100644
--- a/spec/lib/capistrano/configuration/servers_spec.rb
+++ b/spec/lib/capistrano/configuration/servers_spec.rb
@@ -1,63 +1,63 @@
-require 'spec_helper'
+require "spec_helper"
 
 module Capistrano
   class Configuration
     describe Servers do
       let(:servers) { Servers.new }
 
-      describe 'adding a role' do
+      describe "adding a role" do
 
-        it 'adds two new server instances' do
+        it "adds two new server instances" do
           expect{servers.add_role(:app, %w{1 2})}.
             to change{servers.count}.from(0).to(2)
         end
 
-        it 'handles de-duplification within roles' do
+        it "handles de-duplification within roles" do
           servers.add_role(:app, %w{1})
           servers.add_role(:app, %w{1})
           expect(servers.count).to eq 1
         end
 
-        it 'handles de-duplification within roles with users' do
-          servers.add_role(:app, %w{1}, :user => 'nick')
-          servers.add_role(:app, %w{1}, :user => 'fred')
+        it "handles de-duplification within roles with users" do
+          servers.add_role(:app, %w{1}, :user => "nick")
+          servers.add_role(:app, %w{1}, :user => "fred")
           expect(servers.count).to eq 1
         end
 
-        it 'accepts instances of server objects' do
-          servers.add_role(:app, [Capistrano::Configuration::Server.new('example.net'), 'example.com'])
+        it "accepts instances of server objects" do
+          servers.add_role(:app, [Capistrano::Configuration::Server.new("example.net"), "example.com"])
           expect(servers.roles_for([:app]).length).to eq 2
         end
 
-        it 'accepts non-enumerable types' do
-          servers.add_role(:app, '1')
+        it "accepts non-enumerable types" do
+          servers.add_role(:app, "1")
           expect(servers.roles_for([:app]).count).to eq 1
         end
 
-        it 'creates distinct server properties' do
+        it "creates distinct server properties" do
           servers.add_role(:db, %w{1 2}, :db => { :port => 1234 } )
-          servers.add_host('1', :db => { :master => true })
+          servers.add_host("1", :db => { :master => true })
           expect(servers.count).to eq(2)
           expect(servers.roles_for([:db]).count).to eq 2
-          expect(servers.find(){|s| s.hostname == '1'}.properties.db).to eq({ :port => 1234, :master => true })
-          expect(servers.find(){|s| s.hostname == '2'}.properties.db).to eq({ :port => 1234 })
+          expect(servers.find(){|s| s.hostname == "1"}.properties.db).to eq({ :port => 1234, :master => true })
+          expect(servers.find(){|s| s.hostname == "2"}.properties.db).to eq({ :port => 1234 })
         end
 
       end
 
-      describe 'adding a role to an existing server' do
+      describe "adding a role to an existing server" do
         before do
           servers.add_role(:web, %w{1 2})
           servers.add_role(:app, %w{1 2})
         end
 
-        it 'adds new roles to existing servers' do
+        it "adds new roles to existing servers" do
           expect(servers.count).to eq 2
         end
 
       end
 
-      describe 'collecting server roles' do
+      describe "collecting server roles" do
         let(:app) { Set.new([:app]) }
         let(:web_app) { Set.new([:web, :app]) }
         let(:web) { Set.new([:web]) }
@@ -67,274 +67,274 @@ module Capistrano
           servers.add_role(:web, %w{2 3 4})
         end
 
-        it 'returns an array of the roles' do
+        it "returns an array of the roles" do
           expect(servers.roles_for([:app]).collect(&:roles)).to eq [app, web_app, web_app]
           expect(servers.roles_for([:web]).collect(&:roles)).to eq [web_app, web_app, web]
         end
       end
 
-      describe 'finding the primary server' do
+      describe "finding the primary server" do
         after do
           Configuration.reset!
         end
-        it 'takes the first server if none have the primary property' do
+        it "takes the first server if none have the primary property" do
           servers.add_role(:app, %w{1 2})
-          expect(servers.fetch_primary(:app).hostname).to eq('1')
+          expect(servers.fetch_primary(:app).hostname).to eq("1")
         end
 
-        it 'takes the first server with the primary have the primary flag' do
+        it "takes the first server with the primary have the primary flag" do
           servers.add_role(:app, %w{1 2})
-          servers.add_host('2', :primary => true)
-          expect(servers.fetch_primary(:app).hostname).to eq('2')
+          servers.add_host("2", :primary => true)
+          expect(servers.fetch_primary(:app).hostname).to eq("2")
         end
 
-        it 'ignores any on_filters' do
-          Configuration.env.set :filter, { :host => '1'}
+        it "ignores any on_filters" do
+          Configuration.env.set :filter, { :host => "1"}
           servers.add_role(:app, %w{1 2})
-          servers.add_host('2', :primary => true)
-          expect(servers.fetch_primary(:app).hostname).to eq('2')
+          servers.add_host("2", :primary => true)
+          expect(servers.fetch_primary(:app).hostname).to eq("2")
         end
       end
 
-      describe 'fetching servers' do
+      describe "fetching servers" do
         before do
           servers.add_role(:app, %w{1 2})
           servers.add_role(:web, %w{2 3})
         end
 
-        it 'returns the correct app servers' do
+        it "returns the correct app servers" do
           expect(servers.roles_for([:app]).map(&:hostname)).to eq %w{1 2}
         end
 
-        it 'returns the correct web servers' do
+        it "returns the correct web servers" do
           expect(servers.roles_for([:web]).map(&:hostname)).to eq %w{2 3}
         end
 
-        it 'returns the correct app and web servers' do
+        it "returns the correct app and web servers" do
           expect(servers.roles_for([:app, :web]).map(&:hostname)).to eq %w{1 2 3}
         end
 
-        it 'returns all servers' do
+        it "returns all servers" do
           expect(servers.roles_for([:all]).map(&:hostname)).to eq %w{1 2 3}
         end
       end
 
-      describe 'adding a server' do
+      describe "adding a server" do
 
         before do
-          servers.add_host('1', :roles => [:app, 'web'], :test => :value)
+          servers.add_host("1", :roles => [:app, "web"], :test => :value)
         end
 
-        it 'can create a server with properties' do
-          expect(servers.roles_for([:app]).first.hostname).to eq '1'
-          expect(servers.roles_for([:web]).first.hostname).to eq '1'
+        it "can create a server with properties" do
+          expect(servers.roles_for([:app]).first.hostname).to eq "1"
+          expect(servers.roles_for([:web]).first.hostname).to eq "1"
           expect(servers.roles_for([:all]).first.properties.test).to eq :value
           expect(servers.roles_for([:all]).first.properties.keys).to eq [:test]
         end
 
-        it 'can accept multiple servers with the same hostname but different ports or users' do
-          servers.add_host('1', :roles => [:app, 'web'], :test => :value, :port => 12)
-          servers.add_host('1', :roles => [:app, 'web'], :test => :value, :port => 34)
-          servers.add_host('1', :roles => [:app, 'web'], :test => :value, :user => 'root')
-          servers.add_host('1', :roles => [:app, 'web'], :test => :value, :user => 'deployer')
-          servers.add_host('1', :roles => [:app, 'web'], :test => :value, :user => 'root', :port => 34)
-          servers.add_host('1', :roles => [:app, 'web'], :test => :value, :user => 'deployer', :port => 34)
-          servers.add_host('1', :roles => [:app, 'web'], :test => :value, :user => 'deployer', :port => 56)
+        it "can accept multiple servers with the same hostname but different ports or users" do
+          servers.add_host("1", :roles => [:app, "web"], :test => :value, :port => 12)
+          servers.add_host("1", :roles => [:app, "web"], :test => :value, :port => 34)
+          servers.add_host("1", :roles => [:app, "web"], :test => :value, :user => "root")
+          servers.add_host("1", :roles => [:app, "web"], :test => :value, :user => "deployer")
+          servers.add_host("1", :roles => [:app, "web"], :test => :value, :user => "root", :port => 34)
+          servers.add_host("1", :roles => [:app, "web"], :test => :value, :user => "deployer", :port => 34)
+          servers.add_host("1", :roles => [:app, "web"], :test => :value, :user => "deployer", :port => 56)
           expect(servers.count).to eq(5)
         end
 
         describe "with a :user property" do
 
-          it 'sets the server ssh username' do
-            servers.add_host('1', :roles => [:app, 'web'], :user => 'nick')
+          it "sets the server ssh username" do
+            servers.add_host("1", :roles => [:app, "web"], :user => "nick")
             expect(servers.count).to eq(1)
-            expect(servers.roles_for([:all]).first.user).to eq 'nick'
+            expect(servers.roles_for([:all]).first.user).to eq "nick"
           end
 
-          it 'overwrites the value of a user specified in the hostname' do
-            servers.add_host('brian@1', :roles => [:app, 'web'], :user => 'nick')
+          it "overwrites the value of a user specified in the hostname" do
+            servers.add_host("brian@1", :roles => [:app, "web"], :user => "nick")
             expect(servers.count).to eq(1)
-            expect(servers.roles_for([:all]).first.user).to eq 'nick'
+            expect(servers.roles_for([:all]).first.user).to eq "nick"
           end
 
         end
 
-        it 'overwrites the value of a previously defined scalar property' do
-          servers.add_host('1', :roles => [:app, 'web'], :test => :volatile)
+        it "overwrites the value of a previously defined scalar property" do
+          servers.add_host("1", :roles => [:app, "web"], :test => :volatile)
           expect(servers.count).to eq(1)
           expect(servers.roles_for([:all]).first.properties.test).to eq :volatile
         end
 
-        it 'merges previously defined hash properties' do
-          servers.add_host('1', :roles => [:b], :db => { :port => 1234 })
-          servers.add_host('1', :roles => [:b], :db => { :master => true })
+        it "merges previously defined hash properties" do
+          servers.add_host("1", :roles => [:b], :db => { :port => 1234 })
+          servers.add_host("1", :roles => [:b], :db => { :master => true })
           expect(servers.count).to eq(1)
           expect(servers.roles_for([:b]).first.properties.db).to eq({ :port => 1234, :master => true })
         end
 
-        it 'concatenates previously defined array properties' do
-          servers.add_host('1', :roles => [:b], :steps => [1,3,5])
-          servers.add_host('1', :roles => [:b], :steps => [1,9])
+        it "concatenates previously defined array properties" do
+          servers.add_host("1", :roles => [:b], :steps => [1,3,5])
+          servers.add_host("1", :roles => [:b], :steps => [1,9])
           expect(servers.count).to eq(1)
           expect(servers.roles_for([:b]).first.properties.steps).to eq([1,3,5,1,9])
         end
 
-        it 'merges previously defined set properties' do
-          servers.add_host('1', :roles => [:b], :endpoints => Set[123,333])
-          servers.add_host('1', :roles => [:b], :endpoints => Set[222,333])
+        it "merges previously defined set properties" do
+          servers.add_host("1", :roles => [:b], :endpoints => Set[123,333])
+          servers.add_host("1", :roles => [:b], :endpoints => Set[222,333])
           expect(servers.count).to eq(1)
           expect(servers.roles_for([:b]).first.properties.endpoints).to eq(Set[123,222,333])
         end
 
-        it 'adds array property value only ones for a new host' do
-          servers.add_host('2', :roles => [:array_test], :array_property => [1,2])
+        it "adds array property value only ones for a new host" do
+          servers.add_host("2", :roles => [:array_test], :array_property => [1,2])
           expect(servers.roles_for([:array_test]).first.properties.array_property).to eq [1,2]
         end
 
-        it 'updates roles when custom user defined' do
-          servers.add_host('1', :roles => ['foo'], :user => 'custom')
-          servers.add_host('1', :roles => ['bar'], :user => 'custom')
-          expect(servers.roles_for([:foo]).first.hostname).to eq '1'
-          expect(servers.roles_for([:bar]).first.hostname).to eq '1'
+        it "updates roles when custom user defined" do
+          servers.add_host("1", :roles => ["foo"], :user => "custom")
+          servers.add_host("1", :roles => ["bar"], :user => "custom")
+          expect(servers.roles_for([:foo]).first.hostname).to eq "1"
+          expect(servers.roles_for([:bar]).first.hostname).to eq "1"
         end
 
-        it 'updates roles when custom port defined' do
-          servers.add_host('1', :roles => ['foo'], :port => 1234)
-          servers.add_host('1', :roles => ['bar'], :port => 1234)
-          expect(servers.roles_for([:foo]).first.hostname).to eq '1'
-          expect(servers.roles_for([:bar]).first.hostname).to eq '1'
+        it "updates roles when custom port defined" do
+          servers.add_host("1", :roles => ["foo"], :port => 1234)
+          servers.add_host("1", :roles => ["bar"], :port => 1234)
+          expect(servers.roles_for([:foo]).first.hostname).to eq "1"
+          expect(servers.roles_for([:bar]).first.hostname).to eq "1"
         end
 
       end
 
-      describe 'selecting roles' do
+      describe "selecting roles" do
 
         before do
-          servers.add_host('1', :roles => :app, :active => true)
-          servers.add_host('2', :roles => :app)
+          servers.add_host("1", :roles => :app, :active => true)
+          servers.add_host("2", :roles => :app)
         end
 
-        it 'is empty if the filter would remove all matching hosts' do
+        it "is empty if the filter would remove all matching hosts" do
           expect(servers.roles_for([:app, :select => :inactive])).to be_empty
         end
 
-        it 'can filter hosts by properties on the host object using symbol as shorthand' do
+        it "can filter hosts by properties on the host object using symbol as shorthand" do
           expect(servers.roles_for([:app, :filter => :active]).length).to eq 1
         end
 
-        it 'can select hosts by properties on the host object using symbol as shorthand' do
+        it "can select hosts by properties on the host object using symbol as shorthand" do
           expect(servers.roles_for([:app, :select => :active]).length).to eq 1
         end
 
-        it 'can filter hosts by properties on the host using a regular proc' do
+        it "can filter hosts by properties on the host using a regular proc" do
           expect(servers.roles_for([:app, :filter => ->(h) { h.properties.active }]).length).to eq 1
         end
 
-        it 'can select hosts by properties on the host using a regular proc' do
+        it "can select hosts by properties on the host using a regular proc" do
           expect(servers.roles_for([:app, :select => ->(h) { h.properties.active }]).length).to eq 1
         end
 
-        it 'is empty if the regular proc filter would remove all matching hosts' do
+        it "is empty if the regular proc filter would remove all matching hosts" do
           expect(servers.roles_for([:app, :select => ->(h) { h.properties.inactive }])).to be_empty
         end
 
       end
 
-      describe 'excluding by property' do
+      describe "excluding by property" do
 
         before do
-          servers.add_host('1', :roles => :app, :active => true)
-          servers.add_host('2', :roles => :app, :active => true, :no_release => true)
+          servers.add_host("1", :roles => :app, :active => true)
+          servers.add_host("2", :roles => :app, :active => true, :no_release => true)
         end
 
-        it 'is empty if the filter would remove all matching hosts' do
+        it "is empty if the filter would remove all matching hosts" do
           hosts = servers.roles_for([:app, :exclude => :active])
           expect(hosts.map(&:hostname)).to be_empty
         end
 
-        it 'returns the servers without the attributes specified' do
+        it "returns the servers without the attributes specified" do
           hosts = servers.roles_for([:app, :exclude => :no_release])
           expect(hosts.map(&:hostname)).to eq %w{1}
         end
 
-        it 'can exclude hosts by properties on the host using a regular proc' do
+        it "can exclude hosts by properties on the host using a regular proc" do
           hosts = servers.roles_for([:app, :exclude => ->(h) { h.properties.no_release }])
           expect(hosts.map(&:hostname)).to eq %w{1}
         end
 
-        it 'is empty if the regular proc filter would remove all matching hosts' do
+        it "is empty if the regular proc filter would remove all matching hosts" do
           hosts = servers.roles_for([:app, :exclude => ->(h) { h.properties.active }])
           expect(hosts.map(&:hostname)).to be_empty
         end
 
       end
 
-      describe 'filtering roles internally' do
+      describe "filtering roles internally" do
 
         before do
-          servers.add_host('1', :roles => :app, :active => true)
-          servers.add_host('2', :roles => :app)
-          servers.add_host('3', :roles => :web)
-          servers.add_host('4', :roles => :web)
-          servers.add_host('5', :roles => :db)
+          servers.add_host("1", :roles => :app, :active => true)
+          servers.add_host("2", :roles => :app)
+          servers.add_host("3", :roles => :web)
+          servers.add_host("4", :roles => :web)
+          servers.add_host("5", :roles => :db)
         end
 
         subject { servers.roles_for(roles).map(&:hostname) }
 
-        context 'with the ROLES environment variable set' do
+        context "with the ROLES environment variable set" do
 
           before do
-            ENV.stubs(:[]).with('ROLES').returns('web,db')
-            ENV.stubs(:[]).with('HOSTS').returns(nil)
+            ENV.stubs(:[]).with("ROLES").returns("web,db")
+            ENV.stubs(:[]).with("HOSTS").returns(nil)
           end
 
-          context 'when selecting all roles' do
+          context "when selecting all roles" do
             let(:roles) { [:all] }
-            it 'ignores it' do
+            it "ignores it" do
               expect(subject).to eq %w{1 2 3 4 5}
             end
           end
 
-          context 'when selecting specific roles' do
+          context "when selecting specific roles" do
             let(:roles) { [:app, :web] }
-            it 'ignores it' do
+            it "ignores it" do
               expect(subject).to eq %w{1 2 3 4}
             end
           end
 
-          context 'when selecting roles not included in ROLE' do
+          context "when selecting roles not included in ROLE" do
             let(:roles) { [:app] }
-            it 'ignores it' do
+            it "ignores it" do
               expect(subject).to eq %w{1 2}
             end
           end
 
         end
 
-        context 'with the HOSTS environment variable set' do
+        context "with the HOSTS environment variable set" do
 
           before do
-            ENV.stubs(:[]).with('ROLES').returns(nil)
-            ENV.stubs(:[]).with('HOSTS').returns('3,5')
+            ENV.stubs(:[]).with("ROLES").returns(nil)
+            ENV.stubs(:[]).with("HOSTS").returns("3,5")
           end
 
-          context 'when selecting all roles' do
+          context "when selecting all roles" do
             let(:roles) { [:all] }
-            it 'ignores it' do
+            it "ignores it" do
               expect(subject).to eq %w{1 2 3 4 5}
             end
           end
 
-          context 'when selecting specific roles' do
+          context "when selecting specific roles" do
             let(:roles) { [:app, :web] }
-            it 'ignores it' do
+            it "ignores it" do
               expect(subject).to eq %w{1 2 3 4}
             end
           end
 
-          context 'when selecting no roles' do
+          context "when selecting no roles" do
             let(:roles) { [] }
-            it 'ignores it' do
+            it "ignores it" do
               expect(subject).to be_empty
             end
           end
diff --git a/spec/lib/capistrano/configuration_spec.rb b/spec/lib/capistrano/configuration_spec.rb
index 4e3a1559..623369d7 100644
--- a/spec/lib/capistrano/configuration_spec.rb
+++ b/spec/lib/capistrano/configuration_spec.rb
@@ -1,34 +1,34 @@
-require 'spec_helper'
+require "spec_helper"
 
 module Capistrano
   describe Configuration do
     let(:config) { Configuration.new }
     let(:servers) { stub }
 
-    describe '.new' do
-      it 'accepts initial hash' do
-        configuration = described_class.new(:custom => 'value')
-        expect(configuration.fetch(:custom)).to eq('value')
+    describe ".new" do
+      it "accepts initial hash" do
+        configuration = described_class.new(:custom => "value")
+        expect(configuration.fetch(:custom)).to eq("value")
       end
     end
 
-    describe '.env' do
-      it 'is a global accessor to a single instance' do
+    describe ".env" do
+      it "is a global accessor to a single instance" do
         Configuration.env.set(:test, true)
         expect(Configuration.env.fetch(:test)).to be_truthy
       end
     end
 
-    describe '.reset!' do
-      it 'blows away the existing `env` and creates a new one' do
+    describe ".reset!" do
+      it "blows away the existing `env` and creates a new one" do
         old_env = Configuration.env
         Configuration.reset!
         expect(Configuration.env).not_to be old_env
       end
     end
 
-    describe 'roles' do
-      context 'adding a role' do
+    describe "roles" do
+      context "adding a role" do
         subject { config.role(:app, %w{server1 server2}) }
 
         before do
@@ -36,43 +36,43 @@ module Capistrano
           servers.expects(:add_role).with(:app, %w{server1 server2}, {})
         end
 
-        it 'adds the role' do
+        it "adds the role" do
           expect(subject)
         end
       end
     end
 
-    describe 'setting and fetching' do
+    describe "setting and fetching" do
       subject { config.fetch(:key, :default) }
 
-      context 'set' do
-        it 'sets by value' do
+      context "set" do
+        it "sets by value" do
           config.set(:key, :value)
           expect(subject).to eq :value
         end
 
-        it 'sets by block' do
+        it "sets by block" do
           config.set(:key) { :value }
           expect(subject).to eq :value
         end
 
-        it 'raises an exception when given both a value and block' do
+        it "raises an exception when given both a value and block" do
           expect{ config.set(:key, :value) { :value } }.to raise_error(Capistrano::ValidationError)
         end
       end
 
-      context 'set_if_empty' do
-        it 'sets by value when none is present' do
+      context "set_if_empty" do
+        it "sets by value when none is present" do
           config.set_if_empty(:key, :value)
           expect(subject).to eq :value
         end
 
-        it 'sets by block when none is present' do
+        it "sets by block when none is present" do
           config.set_if_empty(:key) { :value }
           expect(subject).to eq :value
         end
 
-        it 'does not overwrite existing values' do
+        it "does not overwrite existing values" do
           config.set(:key, :value)
           config.set_if_empty(:key, :update)
           config.set_if_empty(:key) { :update }
@@ -80,136 +80,136 @@ module Capistrano
         end
       end
 
-      context 'value is not set' do
-        it 'returns the default value' do
+      context "value is not set" do
+        it "returns the default value" do
           expect(subject).to eq :default
         end
       end
 
-      context 'value is a proc' do
+      context "value is a proc" do
         subject { config.fetch(:key, Proc.new { :proc } ) }
-        it 'calls the proc' do
+        it "calls the proc" do
           expect(subject).to eq :proc
         end
       end
 
-      context 'value is a lambda' do
+      context "value is a lambda" do
         subject { config.fetch(:key, lambda { :lambda } ) }
-        it 'calls the lambda' do
+        it "calls the lambda" do
           expect(subject).to eq :lambda
         end
       end
 
-      context 'value inside proc inside a proc' do
+      context "value inside proc inside a proc" do
         subject { config.fetch(:key, Proc.new { Proc.new { "some value" } } ) }
-        it 'calls all procs and lambdas' do
+        it "calls all procs and lambdas" do
           expect(subject).to eq "some value"
         end
       end
 
-      context 'value inside lambda inside a lambda' do
+      context "value inside lambda inside a lambda" do
         subject { config.fetch(:key, lambda { lambda { "some value" } } ) }
-        it 'calls all procs and lambdas' do
+        it "calls all procs and lambdas" do
           expect(subject).to eq "some value"
         end
       end
 
-      context 'value inside lambda inside a proc' do
+      context "value inside lambda inside a proc" do
         subject { config.fetch(:key, Proc.new { lambda { "some value" } } ) }
-        it 'calls all procs and lambdas' do
+        it "calls all procs and lambdas" do
           expect(subject).to eq "some value"
         end
       end
 
-      context 'value inside proc inside a lambda' do
+      context "value inside proc inside a lambda" do
         subject { config.fetch(:key, lambda { Proc.new { "some value" } } ) }
-        it 'calls all procs and lambdas' do
+        it "calls all procs and lambdas" do
           expect(subject).to eq "some value"
         end
       end
 
-      context 'lambda with parameters' do
+      context "lambda with parameters" do
         subject { config.fetch(:key, lambda { |c| c }).call(42) }
-        it 'is returned as a lambda' do
+        it "is returned as a lambda" do
           expect(subject).to eq 42
         end
       end
 
-      context 'block is passed to fetch' do
-        subject { config.fetch(:key, :default) { fail 'we need this!' } }
+      context "block is passed to fetch" do
+        subject { config.fetch(:key, :default) { fail "we need this!" } }
 
-        it 'returns the block value' do
+        it "returns the block value" do
           expect { subject }.to raise_error(RuntimeError)
         end
       end
 
-      context 'validations' do
+      context "validations" do
         before do
           config.validate :key do |_, value|
             raise Capistrano::ValidationError unless value.length > 3
           end
         end
 
-        it 'validates without error' do
-          config.set(:key, 'longer_value')
+        it "validates without error" do
+          config.set(:key, "longer_value")
         end
 
-        it 'raises an exception' do
-          expect{ config.set(:key, 'sho') }.to raise_error(Capistrano::ValidationError)
+        it "raises an exception" do
+          expect{ config.set(:key, "sho") }.to raise_error(Capistrano::ValidationError)
         end
       end
 
-      context 'appending' do
-        subject { config.append(:linked_dirs, 'vendor/bundle', 'tmp') }
+      context "appending" do
+        subject { config.append(:linked_dirs, "vendor/bundle", "tmp") }
 
         it "returns appended value" do
-          expect(subject).to eq ['vendor/bundle', 'tmp']
+          expect(subject).to eq ["vendor/bundle", "tmp"]
         end
 
         context "on non-array variable" do
           before { config.set(:linked_dirs, "string") }
-          subject { config.append(:linked_dirs, 'vendor/bundle') }
+          subject { config.append(:linked_dirs, "vendor/bundle") }
 
           it "returns appended value" do
-            expect(subject).to eq ['string', 'vendor/bundle']
+            expect(subject).to eq ["string", "vendor/bundle"]
           end
         end
       end
 
-      context 'removing' do
+      context "removing" do
         before :each do
-          config.set(:linked_dirs, ['vendor/bundle', 'tmp'])
+          config.set(:linked_dirs, ["vendor/bundle", "tmp"])
         end
 
-        subject { config.remove(:linked_dirs, 'vendor/bundle') }
+        subject { config.remove(:linked_dirs, "vendor/bundle") }
 
-        it 'returns without removed value' do
-          expect(subject).to eq ['tmp']
+        it "returns without removed value" do
+          expect(subject).to eq ["tmp"]
         end
 
-        context 'on non-array variable' do
-          before { config.set(:linked_dirs, 'string') }
+        context "on non-array variable" do
+          before { config.set(:linked_dirs, "string") }
 
-          context 'when removing same value' do
-            subject { config.remove(:linked_dirs, 'string') }
+          context "when removing same value" do
+            subject { config.remove(:linked_dirs, "string") }
 
-            it 'returns without removed value' do
+            it "returns without removed value" do
               expect(subject).to eq []
             end
           end
 
-          context 'when removing different value' do
-            subject { config.remove(:linked_dirs, 'othervalue') }
+          context "when removing different value" do
+            subject { config.remove(:linked_dirs, "othervalue") }
 
-            it 'returns without removed value' do
-              expect(subject).to eq ['string']
+            it "returns without removed value" do
+              expect(subject).to eq ["string"]
             end
           end
         end
       end
     end
 
-    describe 'keys' do
+    describe "keys" do
       subject { config.keys }
 
       before do
@@ -217,23 +217,23 @@ module Capistrano
         config.set(:key2, :value2)
       end
 
-      it 'returns all set keys' do
+      it "returns all set keys" do
         expect(subject).to match_array [:key1, :key2]
       end
     end
 
-    describe 'deleting' do
+    describe "deleting" do
       before do
         config.set(:key, :value)
       end
 
-      it 'deletes the value' do
+      it "deletes the value" do
         config.delete(:key)
         expect(config.fetch(:key)).to be_nil
       end
     end
 
-    describe 'asking' do
+    describe "asking" do
       let(:question) { stub }
       let(:options) { Hash.new }
 
@@ -242,30 +242,30 @@ module Capistrano
           returns(question)
       end
 
-      it 'prompts for the value when fetching' do
+      it "prompts for the value when fetching" do
         config.ask(:branch, :default, options)
         expect(config.fetch(:branch)).to eq question
       end
     end
 
-    describe 'setting the backend' do
-      it 'by default, is SSHKit' do
+    describe "setting the backend" do
+      it "by default, is SSHKit" do
         expect(config.backend).to eq SSHKit
       end
 
-      it 'can be set to another class' do
+      it "can be set to another class" do
         config.backend = :test
         expect(config.backend).to eq :test
       end
 
       describe "ssh_options for Netssh" do
-        it 'merges them with the :ssh_options variable' do
+        it "merges them with the :ssh_options variable" do
           config.set :format, :pretty
           config.set :log_level, :debug
-          config.set :ssh_options, { :user => 'albert' }
-          SSHKit::Backend::Netssh.configure do |ssh| ssh.ssh_options = { :password => 'einstein' } end
+          config.set :ssh_options, { :user => "albert" }
+          SSHKit::Backend::Netssh.configure do |ssh| ssh.ssh_options = { :password => "einstein" } end
           config.configure_backend
-          expect(config.backend.config.backend.config.ssh_options).to eq({ :user => 'albert', :password => 'einstein' })
+          expect(config.backend.config.backend.config.ssh_options).to eq({ :user => "albert", :password => "einstein" })
         end
       end
     end
diff --git a/spec/lib/capistrano/dsl/paths_spec.rb b/spec/lib/capistrano/dsl/paths_spec.rb
index 1a21f00e..56fd8e0e 100644
--- a/spec/lib/capistrano/dsl/paths_spec.rb
+++ b/spec/lib/capistrano/dsl/paths_spec.rb
@@ -1,16 +1,16 @@
-require 'spec_helper'
+require "spec_helper"
 
 describe Capistrano::DSL::Paths do
 
   let(:dsl) { Class.new.extend Capistrano::DSL }
-  let(:parent) { Pathname.new('/var/shared') }
+  let(:parent) { Pathname.new("/var/shared") }
   let(:paths) { Class.new.extend Capistrano::DSL::Paths }
 
   let(:linked_dirs) { %w{log public/system} }
   let(:linked_files) { %w{config/database.yml log/my.log log/access.log} }
 
   before do
-    dsl.set(:deploy_to, '/var/www')
+    dsl.set(:deploy_to, "/var/www")
   end
 
   describe '#linked_dirs' do
@@ -20,10 +20,10 @@ describe Capistrano::DSL::Paths do
       paths.expects(:fetch).with(:linked_dirs).returns(linked_dirs)
     end
 
-    it 'returns the full pathnames' do
+    it "returns the full pathnames" do
       expect(subject).to eq [
-        Pathname.new('/var/shared/log'),
-        Pathname.new('/var/shared/public/system'),
+        Pathname.new("/var/shared/log"),
+        Pathname.new("/var/shared/public/system"),
       ]
     end
   end
@@ -36,11 +36,11 @@ describe Capistrano::DSL::Paths do
       paths.expects(:fetch).with(:linked_files).returns(linked_files)
     end
 
-    it 'returns the full pathnames' do
+    it "returns the full pathnames" do
       expect(subject).to eq [
-        Pathname.new('/var/shared/config/database.yml'),
-        Pathname.new('/var/shared/log/my.log'),
-        Pathname.new('/var/shared/log/access.log'),
+        Pathname.new("/var/shared/config/database.yml"),
+        Pathname.new("/var/shared/log/my.log"),
+        Pathname.new("/var/shared/log/access.log"),
       ]
     end
   end
@@ -52,10 +52,10 @@ describe Capistrano::DSL::Paths do
       paths.expects(:fetch).with(:linked_files).returns(linked_files)
     end
 
-    it 'returns the full paths names of the parent dirs' do
+    it "returns the full paths names of the parent dirs" do
       expect(subject).to eq [
-        Pathname.new('/var/shared/config'),
-        Pathname.new('/var/shared/log'),
+        Pathname.new("/var/shared/config"),
+        Pathname.new("/var/shared/log"),
       ]
     end
   end
@@ -67,10 +67,10 @@ describe Capistrano::DSL::Paths do
       paths.expects(:fetch).with(:linked_dirs).returns(linked_dirs)
     end
 
-    it 'returns the full paths names of the parent dirs' do
+    it "returns the full paths names of the parent dirs" do
       expect(subject).to eq [
-        Pathname.new('/var/shared'),
-        Pathname.new('/var/shared/public'),
+        Pathname.new("/var/shared"),
+        Pathname.new("/var/shared/public"),
       ]
     end
   end
@@ -79,23 +79,23 @@ describe Capistrano::DSL::Paths do
 
     subject { dsl.release_path }
 
-    context 'where no release path has been set' do
+    context "where no release path has been set" do
       before do
         dsl.delete(:release_path)
       end
 
-      it 'returns the `current_path` value' do
-        expect(subject.to_s).to eq '/var/www/current'
+      it "returns the `current_path` value" do
+        expect(subject.to_s).to eq "/var/www/current"
       end
     end
 
-    context 'where the release path has been set' do
+    context "where the release path has been set" do
       before do
-        dsl.set(:release_path,'/var/www/release_path')
+        dsl.set(:release_path,"/var/www/release_path")
       end
 
-      it 'returns the set `release_path` value' do
-        expect(subject.to_s).to eq '/var/www/release_path'
+      it "returns the set `release_path` value" do
+        expect(subject.to_s).to eq "/var/www/release_path"
       end
     end
   end
@@ -104,24 +104,24 @@ describe Capistrano::DSL::Paths do
     let(:now) { Time.parse("Oct 21 16:29:00 2015") }
     subject { dsl.release_path }
 
-    context 'without a timestamp' do
+    context "without a timestamp" do
       before do
         dsl.env.expects(:timestamp).returns(now)
         dsl.set_release_path
       end
 
-      it 'returns the release path with the current env timestamp' do
-        expect(subject.to_s).to eq '/var/www/releases/20151021162900'
+      it "returns the release path with the current env timestamp" do
+        expect(subject.to_s).to eq "/var/www/releases/20151021162900"
       end
     end
 
-    context 'with a timestamp' do
+    context "with a timestamp" do
       before do
-        dsl.set_release_path('timestamp')
+        dsl.set_release_path("timestamp")
       end
 
-      it 'returns the release path with the timestamp' do
-        expect(subject.to_s).to eq '/var/www/releases/timestamp'
+      it "returns the release path with the timestamp" do
+        expect(subject.to_s).to eq "/var/www/releases/timestamp"
       end
     end
   end
@@ -129,23 +129,23 @@ describe Capistrano::DSL::Paths do
   describe '#deploy_config_path' do
     subject { dsl.deploy_config_path.to_s }
 
-    context 'when not specified' do
+    context "when not specified" do
       before do
         dsl.delete(:deploy_config_path)
       end
 
       it 'returns "config/deploy.rb"' do
-        expect(subject).to eq 'config/deploy.rb'
+        expect(subject).to eq "config/deploy.rb"
       end
     end
 
-    context 'when the variable :deploy_config_path is set' do
+    context "when the variable :deploy_config_path is set" do
       before do
-        dsl.set(:deploy_config_path, 'my/custom/path.rb')
+        dsl.set(:deploy_config_path, "my/custom/path.rb")
       end
 
-      it 'returns the custom path' do
-        expect(subject).to eq 'my/custom/path.rb'
+      it "returns the custom path" do
+        expect(subject).to eq "my/custom/path.rb"
       end
     end
   end
@@ -153,24 +153,24 @@ describe Capistrano::DSL::Paths do
   describe '#stage_config_path' do
     subject { dsl.stage_config_path.to_s }
 
-    context 'when not specified' do
+    context "when not specified" do
 
       before do
         dsl.delete(:stage_config_path)
       end
 
       it 'returns "config/deploy"' do
-        expect(subject).to eq 'config/deploy'
+        expect(subject).to eq "config/deploy"
       end
     end
 
-    context 'when the variable :stage_config_path is set' do
+    context "when the variable :stage_config_path is set" do
       before do
-        dsl.set(:stage_config_path, 'my/custom/path')
+        dsl.set(:stage_config_path, "my/custom/path")
       end
 
-      it 'returns the custom path' do
-        expect(subject).to eq 'my/custom/path'
+      it "returns the custom path" do
+        expect(subject).to eq "my/custom/path"
       end
     end
   end
@@ -178,25 +178,25 @@ describe Capistrano::DSL::Paths do
   describe '#repo_path' do
     subject { dsl.repo_path.to_s }
 
-    context 'when not specified' do
+    context "when not specified" do
 
       before do
         dsl.delete(:repo_path)
       end
 
       it 'returns the default #{deploy_to}/repo' do
-        dsl.set(:deploy_to, '/var/www')
-        expect(subject).to eq '/var/www/repo'
+        dsl.set(:deploy_to, "/var/www")
+        expect(subject).to eq "/var/www/repo"
       end
     end
 
-    context 'when the variable :repo_path is set' do
+    context "when the variable :repo_path is set" do
       before do
-        dsl.set(:repo_path, 'my/custom/path')
+        dsl.set(:repo_path, "my/custom/path")
       end
 
-      it 'returns the custom path' do
-        expect(subject).to eq 'my/custom/path'
+      it "returns the custom path" do
+        expect(subject).to eq "my/custom/path"
       end
     end
   end
diff --git a/spec/lib/capistrano/dsl/task_enhancements_spec.rb b/spec/lib/capistrano/dsl/task_enhancements_spec.rb
index bf3a7dda..c446e838 100644
--- a/spec/lib/capistrano/dsl/task_enhancements_spec.rb
+++ b/spec/lib/capistrano/dsl/task_enhancements_spec.rb
@@ -1,4 +1,4 @@
-require 'spec_helper'
+require "spec_helper"
 
 module Capistrano
   class DummyTaskEnhancements
@@ -8,7 +8,7 @@ module Capistrano
   describe TaskEnhancements do
     let(:task_enhancements) { DummyTaskEnhancements.new }
 
-    describe 'ordering' do
+    describe "ordering" do
 
       after do
         task.clear
@@ -19,100 +19,100 @@ module Capistrano
 
       let(:order) { [] }
       let!(:task) do
-        Rake::Task.define_task('task', [:order]) do |_t, args|
-          args['order'].push 'task'
+        Rake::Task.define_task("task", [:order]) do |_t, args|
+          args["order"].push "task"
         end
       end
 
       let!(:before_task) do
-        Rake::Task.define_task('before_task') do
-          order.push 'before_task'
+        Rake::Task.define_task("before_task") do
+          order.push "before_task"
         end
       end
 
       let!(:after_task) do
-        Rake::Task.define_task('after_task') do
-          order.push 'after_task'
+        Rake::Task.define_task("after_task") do
+          order.push "after_task"
         end
       end
 
-      it 'invokes in proper order if define after than before' do
-        task_enhancements.after('task', 'after_task')
-        task_enhancements.before('task', 'before_task')
+      it "invokes in proper order if define after than before" do
+        task_enhancements.after("task", "after_task")
+        task_enhancements.before("task", "before_task")
 
-        Rake::Task['task'].invoke order
+        Rake::Task["task"].invoke order
 
-        expect(order).to eq(['before_task', 'task', 'after_task'])
+        expect(order).to eq(["before_task", "task", "after_task"])
       end
 
-      it 'invokes in proper order if define before than after' do
-        task_enhancements.before('task', 'before_task')
-        task_enhancements.after('task', 'after_task')
+      it "invokes in proper order if define before than after" do
+        task_enhancements.before("task", "before_task")
+        task_enhancements.after("task", "after_task")
 
-        Rake::Task['task'].invoke order
+        Rake::Task["task"].invoke order
 
-        expect(order).to eq(['before_task', 'task', 'after_task'])
+        expect(order).to eq(["before_task", "task", "after_task"])
       end
 
-      it 'invokes in proper order when referring to as-yet undefined tasks' do
-        task_enhancements.after('task', 'not_loaded_task')
+      it "invokes in proper order when referring to as-yet undefined tasks" do
+        task_enhancements.after("task", "not_loaded_task")
 
-        Rake::Task.define_task('not_loaded_task') do
-          order.push 'not_loaded_task'
+        Rake::Task.define_task("not_loaded_task") do
+          order.push "not_loaded_task"
         end
 
-        Rake::Task['task'].invoke order
+        Rake::Task["task"].invoke order
 
-        expect(order).to eq(['task', 'not_loaded_task'])
+        expect(order).to eq(["task", "not_loaded_task"])
       end
 
-      it 'invokes in proper order and with arguments and block' do
-        task_enhancements.after('task', 'after_task_custom', :order) do |_t, _args|
-          order.push 'after_task'
+      it "invokes in proper order and with arguments and block" do
+        task_enhancements.after("task", "after_task_custom", :order) do |_t, _args|
+          order.push "after_task"
         end
 
-        task_enhancements.before('task', 'before_task_custom', :order) do |_t, _args|
-          order.push 'before_task'
+        task_enhancements.before("task", "before_task_custom", :order) do |_t, _args|
+          order.push "before_task"
         end
 
-        Rake::Task['task'].invoke(order)
+        Rake::Task["task"].invoke(order)
 
-        expect(order).to eq(['before_task', 'task', 'after_task'])
+        expect(order).to eq(["before_task", "task", "after_task"])
       end
 
       it "invokes using the correct namespace when defined within a namespace" do
-        Rake.application.in_namespace('namespace') {
-          Rake::Task.define_task('task') do |t|
+        Rake.application.in_namespace("namespace") {
+          Rake::Task.define_task("task") do |t|
             order.push(t.name)
           end
-          task_enhancements.before('task', 'before_task', :order) do |t|
+          task_enhancements.before("task", "before_task", :order) do |t|
             order.push(t.name)
           end
-          task_enhancements.after('task', 'after_task', :order) do |t|
+          task_enhancements.after("task", "after_task", :order) do |t|
             order.push(t.name)
           end
         }
 
-        Rake::Task['namespace:task'].invoke
+        Rake::Task["namespace:task"].invoke
 
         expect(order).to eq(
-          ['namespace:before_task', 'namespace:task', 'namespace:after_task']
+          ["namespace:before_task", "namespace:task", "namespace:after_task"]
         )
       end
 
     end
 
-    describe 'remote_file' do
-      subject(:remote_file) { task_enhancements.remote_file('source' => 'destination') }
+    describe "remote_file" do
+      subject(:remote_file) { task_enhancements.remote_file("source" => "destination") }
 
-      it { expect(remote_file.name).to eq('source') }
+      it { expect(remote_file.name).to eq("source") }
       it { is_expected.to be_a(Capistrano::UploadTask) }
 
-      describe 'namespaced' do
+      describe "namespaced" do
         let(:app) { Rake.application }
-        around { |ex| app.in_namespace('namespace', &ex) }
+        around { |ex| app.in_namespace("namespace", &ex) }
 
-        it { expect(remote_file.name).to eq('source') }
+        it { expect(remote_file.name).to eq("source") }
         it { is_expected.to be_a(Capistrano::UploadTask) }
       end
     end
diff --git a/spec/lib/capistrano/dsl_spec.rb b/spec/lib/capistrano/dsl_spec.rb
index efa554ad..ec3a78f5 100644
--- a/spec/lib/capistrano/dsl_spec.rb
+++ b/spec/lib/capistrano/dsl_spec.rb
@@ -1,4 +1,4 @@
-require 'spec_helper'
+require "spec_helper"
 
 module Capistrano
 
@@ -15,7 +15,7 @@ module Capistrano
         I18n.expects(:t).with(:phrase, {:count => 2, :scope => :capistrano})
       end
 
-      it 'delegates to I18n' do
+      it "delegates to I18n" do
         dsl.t(:phrase, :count => 2)
       end
     end
@@ -23,14 +23,14 @@ module Capistrano
     describe '#stage_set?' do
       subject { dsl.stage_set? }
 
-      context 'stage is set' do
+      context "stage is set" do
         before do
           dsl.set(:stage, :sandbox)
         end
         it { expect(subject).to be_truthy }
       end
 
-      context 'stage is not set' do
+      context "stage is not set" do
         before do
           dsl.set(:stage, nil)
         end
@@ -44,7 +44,7 @@ module Capistrano
         dsl.expects(:execute).with(:sudo, :my, :command)
       end
 
-      it 'prepends sudo, delegates to execute' do
+      it "prepends sudo, delegates to execute" do
         dsl.sudo(:my, :command)
       end
     end
diff --git a/spec/lib/capistrano/git_spec.rb b/spec/lib/capistrano/git_spec.rb
index 9ca0545d..cf4dfd69 100644
--- a/spec/lib/capistrano/git_spec.rb
+++ b/spec/lib/capistrano/git_spec.rb
@@ -1,6 +1,6 @@
-require 'spec_helper'
+require "spec_helper"
 
-require 'capistrano/git'
+require "capistrano/git"
 
 module Capistrano
   describe Git do
@@ -42,17 +42,17 @@ module Capistrano
         context.expects(:fetch).with(:git_shallow_clone).returns(nil)
         context.expects(:repo_url).returns(:url)
         context.expects(:repo_path).returns(:path)
-        context.expects(:execute).with(:git, :clone, '--mirror', :url, :path)
+        context.expects(:execute).with(:git, :clone, "--mirror", :url, :path)
 
         subject.clone
       end
 
       it "should run git clone in shallow mode" do
-        context.expects(:fetch).with(:git_shallow_clone).returns('1')
+        context.expects(:fetch).with(:git_shallow_clone).returns("1")
         context.expects(:repo_url).returns(:url)
         context.expects(:repo_path).returns(:path)
 
-        context.expects(:execute).with(:git, :clone, '--mirror', "--depth", '1', '--no-single-branch', :url, :path)
+        context.expects(:execute).with(:git, :clone, "--mirror", "--depth", "1", "--no-single-branch", :url, :path)
 
         subject.clone
       end
@@ -61,15 +61,15 @@ module Capistrano
     describe "#update" do
       it "should run git update" do
         context.expects(:fetch).with(:git_shallow_clone).returns(nil)
-        context.expects(:execute).with(:git, :remote, :update, '--prune')
+        context.expects(:execute).with(:git, :remote, :update, "--prune")
 
         subject.update
       end
 
       it "should run git update in shallow mode" do
-        context.expects(:fetch).with(:git_shallow_clone).returns('1')
+        context.expects(:fetch).with(:git_shallow_clone).returns("1")
         context.expects(:fetch).with(:branch).returns(:branch)
-        context.expects(:execute).with(:git, :fetch, "--depth", '1', "origin",  :branch)
+        context.expects(:execute).with(:git, :fetch, "--depth", "1", "origin",  :branch)
 
         subject.update
       end
@@ -81,17 +81,17 @@ module Capistrano
         context.expects(:fetch).with(:branch).returns(:branch)
         context.expects(:release_path).returns(:path)
 
-        context.expects(:execute).with(:git, :archive, :branch, '| tar -x -f - -C', :path)
+        context.expects(:execute).with(:git, :archive, :branch, "| tar -x -f - -C", :path)
 
         subject.release
       end
 
       it "should run git archive with a subtree" do
-        context.expects(:fetch).with(:repo_tree).returns('tree')
+        context.expects(:fetch).with(:repo_tree).returns("tree")
         context.expects(:fetch).with(:branch).returns(:branch)
         context.expects(:release_path).returns(:path)
 
-        context.expects(:execute).with(:git, :archive, :branch, 'tree', '| tar -x --strip-components 1 -f - -C', :path)
+        context.expects(:execute).with(:git, :archive, :branch, "tree", "| tar -x --strip-components 1 -f - -C", :path)
 
         subject.release
       end
diff --git a/spec/lib/capistrano/hg_spec.rb b/spec/lib/capistrano/hg_spec.rb
index 93c5780c..42007c36 100644
--- a/spec/lib/capistrano/hg_spec.rb
+++ b/spec/lib/capistrano/hg_spec.rb
@@ -1,6 +1,6 @@
-require 'spec_helper'
+require "spec_helper"
 
-require 'capistrano/hg'
+require "capistrano/hg"
 
 module Capistrano
   describe Hg do
@@ -42,7 +42,7 @@ module Capistrano
         context.expects(:repo_url).returns(:url)
         context.expects(:repo_path).returns(:path)
 
-        context.expects(:execute).with(:hg, "clone", '--noupdate', :url, :path)
+        context.expects(:execute).with(:hg, "clone", "--noupdate", :url, :path)
 
         subject.clone
       end
@@ -68,11 +68,11 @@ module Capistrano
       end
 
       it "should run hg archive with a subtree" do
-        context.expects(:fetch).with(:repo_tree).returns('tree')
+        context.expects(:fetch).with(:repo_tree).returns("tree")
         context.expects(:fetch).with(:branch).returns(:branch)
         context.expects(:release_path).returns(:path)
 
-        context.expects(:execute).with(:hg, "archive --type tgz -p . -I", 'tree', "--rev", :branch, '| tar -x --strip-components 1 -f - -C', :path)
+        context.expects(:execute).with(:hg, "archive --type tgz -p . -I", "tree", "--rev", :branch, "| tar -x --strip-components 1 -f - -C", :path)
 
         subject.release
       end
diff --git a/spec/lib/capistrano/immutable_task_spec.rb b/spec/lib/capistrano/immutable_task_spec.rb
index c1ee41c6..1249655d 100644
--- a/spec/lib/capistrano/immutable_task_spec.rb
+++ b/spec/lib/capistrano/immutable_task_spec.rb
@@ -1,6 +1,6 @@
-require 'spec_helper'
-require 'rake'
-require 'capistrano/immutable_task'
+require "spec_helper"
+require "rake"
+require "capistrano/immutable_task"
 
 module Capistrano
   describe ImmutableTask do
@@ -9,10 +9,10 @@ module Capistrano
       Rake::Task.clear
     end
 
-    it 'prints warning and raises when task is enhanced' do
+    it "prints warning and raises when task is enhanced" do
       extend(Rake::DSL)
 
-      load_defaults = Rake::Task.define_task('load:defaults')
+      load_defaults = Rake::Task.define_task("load:defaults")
       load_defaults.extend(Capistrano::ImmutableTask)
 
       $stderr.expects(:puts).with do |message|
diff --git a/spec/lib/capistrano/scm_spec.rb b/spec/lib/capistrano/scm_spec.rb
index af0f1b27..8aad0cf9 100644
--- a/spec/lib/capistrano/scm_spec.rb
+++ b/spec/lib/capistrano/scm_spec.rb
@@ -1,6 +1,6 @@
-require 'spec_helper'
+require "spec_helper"
 
-require 'capistrano/scm'
+require "capistrano/scm"
 
 module RaiseNotImplementedMacro
   def raise_not_implemented_on(method)
@@ -63,8 +63,8 @@ module Capistrano
 
       describe "#release_path" do
         it "should return the release path according to the context" do
-          context.expects(:release_path).returns('/path/to/nowhere')
-          expect(subject.release_path).to eq('/path/to/nowhere')
+          context.expects(:release_path).returns("/path/to/nowhere")
+          expect(subject.release_path).to eq("/path/to/nowhere")
         end
       end
 
diff --git a/spec/lib/capistrano/svn_spec.rb b/spec/lib/capistrano/svn_spec.rb
index 01958177..07377921 100644
--- a/spec/lib/capistrano/svn_spec.rb
+++ b/spec/lib/capistrano/svn_spec.rb
@@ -1,6 +1,6 @@
-require 'spec_helper'
+require "spec_helper"
 
-require 'capistrano/svn'
+require "capistrano/svn"
 
 module Capistrano
   describe Svn do
@@ -9,9 +9,9 @@ module Capistrano
 
     describe "#svn" do
       it "should call execute svn in the context, with arguments" do
-        context.expects(:execute).with(:svn, :init, '--username someuser', '--password somepassword')
-        context.expects(:fetch).twice.with(:svn_username).returns('someuser')
-        context.expects(:fetch).twice.with(:svn_password).returns('somepassword')
+        context.expects(:execute).with(:svn, :init, "--username someuser", "--password somepassword")
+        context.expects(:fetch).twice.with(:svn_username).returns("someuser")
+        context.expects(:fetch).twice.with(:svn_password).returns("somepassword")
         context.expects(:fetch).once.with(:svn_revision).returns(nil)
         subject.svn(:init)
       end
@@ -34,9 +34,9 @@ module Capistrano
     describe "#check" do
       it "should test the repo url" do
         context.expects(:repo_url).returns(:url)
-        context.expects(:test).with(:svn, :info, :url, '--username someuser', '--password somepassword').returns(true)
-        context.expects(:fetch).twice.with(:svn_username).returns('someuser')
-        context.expects(:fetch).twice.with(:svn_password).returns('somepassword')
+        context.expects(:test).with(:svn, :info, :url, "--username someuser", "--password somepassword").returns(true)
+        context.expects(:fetch).twice.with(:svn_username).returns("someuser")
+        context.expects(:fetch).twice.with(:svn_password).returns("somepassword")
 
         subject.check
       end
@@ -46,11 +46,11 @@ module Capistrano
       it "should run svn checkout" do
         context.expects(:repo_url).returns(:url)
         context.expects(:repo_path).returns(:path)
-        context.expects(:fetch).twice.with(:svn_username).returns('someuser')
-        context.expects(:fetch).twice.with(:svn_password).returns('somepassword')
+        context.expects(:fetch).twice.with(:svn_username).returns("someuser")
+        context.expects(:fetch).twice.with(:svn_password).returns("somepassword")
         context.expects(:fetch).once.with(:svn_revision).returns(nil)
  
-        context.expects(:execute).with(:svn, :checkout, :url, :path, '--username someuser', '--password somepassword')
+        context.expects(:execute).with(:svn, :checkout, :url, :path, "--username someuser", "--password somepassword")
 
         subject.clone
       end
@@ -58,9 +58,9 @@ module Capistrano
 
     describe "#update" do
       it "should run svn update" do
-        context.expects(:execute).with(:svn, :update, '--username someuser', '--password somepassword')
-        context.expects(:fetch).twice.with(:svn_username).returns('someuser')
-        context.expects(:fetch).twice.with(:svn_password).returns('somepassword')
+        context.expects(:execute).with(:svn, :update, "--username someuser", "--password somepassword")
+        context.expects(:fetch).twice.with(:svn_username).returns("someuser")
+        context.expects(:fetch).twice.with(:svn_password).returns("somepassword")
         context.expects(:fetch).once.with(:svn_revision).returns(nil)
 
         subject.update
@@ -69,10 +69,10 @@ module Capistrano
     
     describe "#update_specific_revision" do
       it "should run svn update and update to a specific revision" do
-        context.expects(:execute).with(:svn, :update, '--username someuser', '--password somepassword', '--revision 12345')
-        context.expects(:fetch).twice.with(:svn_username).returns('someuser')
-        context.expects(:fetch).twice.with(:svn_password).returns('somepassword')
-        context.expects(:fetch).twice.with(:svn_revision).returns('12345')
+        context.expects(:execute).with(:svn, :update, "--username someuser", "--password somepassword", "--revision 12345")
+        context.expects(:fetch).twice.with(:svn_username).returns("someuser")
+        context.expects(:fetch).twice.with(:svn_password).returns("somepassword")
+        context.expects(:fetch).twice.with(:svn_revision).returns("12345")
 
         subject.update
       end
@@ -81,11 +81,11 @@ module Capistrano
     describe "#release" do
       it "should run svn export" do        
         context.expects(:release_path).returns(:path)
-        context.expects(:fetch).twice.with(:svn_username).returns('someuser')
-        context.expects(:fetch).twice.with(:svn_password).returns('somepassword')
+        context.expects(:fetch).twice.with(:svn_username).returns("someuser")
+        context.expects(:fetch).twice.with(:svn_password).returns("somepassword")
         context.expects(:fetch).once.with(:svn_revision).returns(nil)
         
-        context.expects(:execute).with(:svn, :export, '--force', '.', :path, '--username someuser', '--password somepassword')
+        context.expects(:execute).with(:svn, :export, "--force", ".", :path, "--username someuser", "--password somepassword")
 
         subject.release
       end
diff --git a/spec/lib/capistrano/upload_task_spec.rb b/spec/lib/capistrano/upload_task_spec.rb
index 353cd4f0..60c11626 100644
--- a/spec/lib/capistrano/upload_task_spec.rb
+++ b/spec/lib/capistrano/upload_task_spec.rb
@@ -1,19 +1,19 @@
-require 'spec_helper'
+require "spec_helper"
 
 describe Capistrano::UploadTask do
   let(:app) { Rake.application = Rake::Application.new }
 
-  subject(:upload_task) { described_class.define_task('path/file.yml') }
+  subject(:upload_task) { described_class.define_task("path/file.yml") }
 
   it { is_expected.to be_a(Rake::FileCreationTask) }
   it { is_expected.to be_needed }
 
-  context 'inside namespace' do
-    let(:normal_task) { Rake::Task.define_task('path/other_file.yml') }
+  context "inside namespace" do
+    let(:normal_task) { Rake::Task.define_task("path/other_file.yml") }
 
-    around { |ex| app.in_namespace('namespace', &ex) }
+    around { |ex| app.in_namespace("namespace", &ex) }
 
-    it { expect(upload_task.name).to eq('path/file.yml') }
-    it { expect(upload_task.scope.path).to eq('namespace') }
+    it { expect(upload_task.name).to eq("path/file.yml") }
+    it { expect(upload_task.scope.path).to eq("namespace") }
   end
 end
diff --git a/spec/lib/capistrano/version_validator_spec.rb b/spec/lib/capistrano/version_validator_spec.rb
index b89970d8..daab8207 100644
--- a/spec/lib/capistrano/version_validator_spec.rb
+++ b/spec/lib/capistrano/version_validator_spec.rb
@@ -1,4 +1,4 @@
-require 'spec_helper'
+require "spec_helper"
 
 module Capistrano
 
@@ -7,13 +7,13 @@ module Capistrano
     let(:version) { stub }
 
     describe '#new' do
-      it 'takes a version' do
+      it "takes a version" do
         expect(validator)
       end
     end
 
     describe '#verify' do
-      let(:current_version) { '3.0.1' }
+      let(:current_version) { "3.0.1" }
 
       subject { validator.verify }
 
@@ -21,40 +21,40 @@ module Capistrano
         validator.stubs(:current_version).returns(current_version)
       end
 
-      context 'with exact version' do
-        context 'valid' do
-          let(:version) { '3.0.1' }
+      context "with exact version" do
+        context "valid" do
+          let(:version) { "3.0.1" }
           it { expect(subject).to be_truthy }
         end
 
-        context 'invalid - lower' do
-          let(:version) { '3.0.0' }
+        context "invalid - lower" do
+          let(:version) { "3.0.0" }
 
-          it 'fails' do
+          it "fails" do
             expect { subject }.to raise_error(RuntimeError)
           end
         end
 
-        context 'invalid - higher' do
-          let(:version) { '3.0.2' }
+        context "invalid - higher" do
+          let(:version) { "3.0.2" }
 
-          it 'fails' do
+          it "fails" do
             expect { subject }.to raise_error(RuntimeError)
           end
         end
 
       end
 
-      context 'with optimistic versioning' do
-        context 'valid' do
-          let(:version) { '>= 3.0.0' }
+      context "with optimistic versioning" do
+        context "valid" do
+          let(:version) { ">= 3.0.0" }
           it { expect(subject).to be_truthy }
         end
 
-        context 'invalid - lower' do
-          let(:version) { '<= 2.0.0' }
+        context "invalid - lower" do
+          let(:version) { "<= 2.0.0" }
 
-          it 'fails' do
+          it "fails" do
             expect { subject }.to raise_error(RuntimeError)
           end
         end
@@ -62,33 +62,33 @@ module Capistrano
 
 
 
-      context 'with pessimistic versioning' do
-        context '2 decimal places' do
-          context 'valid' do
-            let(:version) { '~> 3.0.0' }
+      context "with pessimistic versioning" do
+        context "2 decimal places" do
+          context "valid" do
+            let(:version) { "~> 3.0.0" }
             it { expect(subject).to be_truthy }
           end
 
-          context 'invalid' do
-            let(:version) { '~> 3.1.0' }
+          context "invalid" do
+            let(:version) { "~> 3.1.0" }
 
-            it 'fails' do
+            it "fails" do
               expect { subject }.to raise_error(RuntimeError)
             end
           end
         end
 
-        context '1 decimal place' do
-          let(:current_version) { '3.5.0' }
+        context "1 decimal place" do
+          let(:current_version) { "3.5.0" }
 
-          context 'valid' do
-            let(:version) { '~> 3.1' }
+          context "valid" do
+            let(:version) { "~> 3.1" }
             it { expect(subject).to be_truthy }
           end
 
-          context 'invalid' do
-            let(:version) { '~> 3.6' }
-            it 'fails' do
+          context "invalid" do
+            let(:version) { "~> 3.6" }
+            it "fails" do
               expect { subject }.to raise_error(RuntimeError)
             end
           end
diff --git a/spec/lib/capistrano_spec.rb b/spec/lib/capistrano_spec.rb
index 6281a223..267317d9 100644
--- a/spec/lib/capistrano_spec.rb
+++ b/spec/lib/capistrano_spec.rb
@@ -1,4 +1,4 @@
-require 'spec_helper'
+require "spec_helper"
 
 module Capistrano
 
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 9e4e1b3b..14215694 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,9 +1,9 @@
-$LOAD_PATH.unshift(File.join(File.dirname(__FILE__), '..', 'lib'))
+$LOAD_PATH.unshift(File.join(File.dirname(__FILE__), "..", "lib"))
 $LOAD_PATH.unshift(File.dirname(__FILE__))
-require 'capistrano/all'
-require 'rspec'
-require 'mocha/api'
-require 'time'
+require "capistrano/all"
+require "rspec"
+require "mocha/api"
+require "time"
 
 # Requires supporting files with custom matchers and macros, etc,
 # in ./support/ and its subdirectories.
@@ -12,5 +12,5 @@ Dir['#{File.dirname(__FILE__)}/support/**/*.rb'].each {|f| require f}
 RSpec.configure do |config|
 	config.raise_errors_for_deprecations!
   config.mock_framework = :mocha
-  config.order = 'random'
+  config.order = "random"
 end
diff --git a/spec/support/Vagrantfile b/spec/support/Vagrantfile
index c89f64bc..373c5c28 100644
--- a/spec/support/Vagrantfile
+++ b/spec/support/Vagrantfile
@@ -1,4 +1,4 @@
-require 'open-uri'
+require "open-uri"
 
 Vagrant.configure("2") do |config|
 
@@ -7,9 +7,9 @@ Vagrant.configure("2") do |config|
   [:app].each_with_index do |role, i|
     config.vm.define(role, :primary => true) do |primary|
       primary.vm.define role
-      primary.vm.box = 'hashicorp/precise64'
+      primary.vm.box = "hashicorp/precise64"
       primary.vm.network "forwarded_port", :guest => 22, :host => "222#{i}".to_i
-      primary.vm.provision :shell, :inline => 'sudo apt-get -y install git-core'
+      primary.vm.provision :shell, :inline => "sudo apt-get -y install git-core"
 
       vagrantkey = open("https://raw.githubusercontent.com/mitchellh/vagrant/master/keys/vagrant.pub", "r",&:read)
 
diff --git a/spec/support/tasks/database.rake b/spec/support/tasks/database.rake
index 8564327d..a86abb1c 100644
--- a/spec/support/tasks/database.rake
+++ b/spec/support/tasks/database.rake
@@ -1,11 +1,11 @@
 namespace :deploy do
   namespace :check do
-    task :linked_files => 'config/database.yml'
+    task :linked_files => "config/database.yml"
   end
 end
 
-remote_file 'config/database.yml' => '/tmp/database.yml', :roles => :all
+remote_file "config/database.yml" => "/tmp/database.yml", :roles => :all
 
-file '/tmp/database.yml' do |t|
+file "/tmp/database.yml" do |t|
   sh "touch #{t.name}"
 end
diff --git a/spec/support/tasks/fail.rake b/spec/support/tasks/fail.rake
index e6098a9a..bfa422cc 100644
--- a/spec/support/tasks/fail.rake
+++ b/spec/support/tasks/fail.rake
@@ -1,8 +1,8 @@
 set :fail, proc { fail }
-before 'deploy:starting', :fail do
+before "deploy:starting", :fail do
   on roles :all do
-    execute :mkdir, '-p', shared_path
-    execute :touch, shared_path.join('fail')
+    execute :mkdir, "-p", shared_path
+    execute :touch, shared_path.join("fail")
   end
   fetch(:fail)
 end
diff --git a/spec/support/tasks/failed.rake b/spec/support/tasks/failed.rake
index 494c78b3..2aba8063 100644
--- a/spec/support/tasks/failed.rake
+++ b/spec/support/tasks/failed.rake
@@ -1,5 +1,5 @@
-after 'deploy:failed', :custom_failed do
+after "deploy:failed", :custom_failed do
   on roles :all do
-    execute :touch, shared_path.join('failed')
+    execute :touch, shared_path.join("failed")
   end
 end
diff --git a/spec/support/tasks/root.rake b/spec/support/tasks/root.rake
index d67806ed..d3a02dda 100644
--- a/spec/support/tasks/root.rake
+++ b/spec/support/tasks/root.rake
@@ -1,11 +1,11 @@
 task :am_i_root do
   on roles(:all) do |host|
-    host.user = 'root'
-    ident = capture :id, '-a'
+    host.user = "root"
+    ident = capture :id, "-a"
     info "I am #{ident}"
   end
   on roles(:all) do |_host|
-    ident = capture :id, '-a'
+    ident = capture :id, "-a"
     info "I am #{ident}"
   end
 end
diff --git a/spec/support/test_app.rb b/spec/support/test_app.rb
index 64ffb9f9..ac0609ed 100644
--- a/spec/support/test_app.rb
+++ b/spec/support/test_app.rb
@@ -1,5 +1,5 @@
-require 'fileutils'
-require 'pathname'
+require "fileutils"
+require "pathname"
 
 module TestApp
   extend self
@@ -37,7 +37,7 @@ module TestApp
     FileUtils.rm_rf(test_app_path)
     FileUtils.mkdir(test_app_path)
 
-    File.open(gemfile, 'w+') do |file|
+    File.open(gemfile, "w+") do |file|
       file.write "gem 'capistrano', path: '#{path_to_cap}'"
     end
 
@@ -55,20 +55,20 @@ module TestApp
   end
 
   def write_local_deploy_file(config)
-    File.open(test_stage_path, 'w') do |file|
+    File.open(test_stage_path, "w") do |file|
       file.write config
     end
   end
 
   def append_to_deploy_file(config)
-    File.open(test_stage_path, 'a') do |file|
+    File.open(test_stage_path, "a") do |file|
       file.write config + "\n"
     end
   end
 
   def prepend_to_capfile(config)
     current_capfile = File.read(capfile)
-    File.open(capfile, 'w') do |file|
+    File.open(capfile, "w") do |file|
       file.write config
       file.write current_capfile
     end
@@ -79,7 +79,7 @@ module TestApp
   end
 
   def create_shared_file(path)
-    File.open(shared_path.join(path), 'w')
+    File.open(shared_path.join(path), "w")
   end
 
   def cap(task)
@@ -95,31 +95,31 @@ module TestApp
   end
 
   def stage
-    'test'
+    "test"
   end
 
   def test_stage_path
-    test_app_path.join('config/deploy/test.rb')
+    test_app_path.join("config/deploy/test.rb")
   end
 
   def test_app_path
-    Pathname.new('/tmp/test_app')
+    Pathname.new("/tmp/test_app")
   end
 
   def deploy_to
-    Pathname.new('/home/vagrant/var/www/deploy')
+    Pathname.new("/home/vagrant/var/www/deploy")
   end
 
   def shared_path
-    deploy_to.join('shared')
+    deploy_to.join("shared")
   end
 
   def current_path
-    deploy_to.join('current')
+    deploy_to.join("current")
   end
 
   def releases_path
-    deploy_to.join('releases')
+    deploy_to.join("releases")
   end
 
   def release_path
@@ -131,19 +131,19 @@ module TestApp
   end
 
   def repo_path
-    deploy_to.join('repo')
+    deploy_to.join("repo")
   end
 
   def path_to_cap
-    File.expand_path('.')
+    File.expand_path(".")
   end
 
   def gemfile
-    test_app_path.join('Gemfile')
+    test_app_path.join("Gemfile")
   end
 
   def capfile
-    test_app_path.join('Capfile')
+    test_app_path.join("Capfile")
   end
 
   def current_user
@@ -151,7 +151,7 @@ module TestApp
   end
 
   def task_dir
-    test_app_path.join('lib/capistrano/tasks')
+    test_app_path.join("lib/capistrano/tasks")
   end
 
   def copy_task_to_test_app(source)
@@ -159,7 +159,7 @@ module TestApp
   end
 
   def config_path
-    test_app_path.join('config')
+    test_app_path.join("config")
   end
 
   def move_configuration_to_custom_location(location)