Merge pull request #82 from thenickperson/rubocop-fixes

Reduce Rubocop errors

.rubocop.yml

@@ -0,0 +1,19 @@
+# TODO: Eval is required for the .homesickrc feature. This should eventually be
+# removed if the feature is implemented in a more secure way.
+Eval:
+  Enabled: false
+
+# TODO: The following settings disable reports about issues that can be fixed
+# through refactoring. Remove these as offenses are removed from the code base.
+
+ClassLength:
+  Enabled: false
+
+CyclomaticComplexity:
+  Max: 13
+
+LineLength:
+  Enabled: false
+
+MethodLength:
+  Max: 36

lib/homesick.rb

@@ -1,6 +1,7 @@
 # -*- encoding : utf-8 -*-
 require 'thor'
 
+# Homesick's command line interface (with some helper methods)
 class Homesick < Thor
   autoload :Shell, 'homesick/shell'
   autoload :Actions, 'homesick/actions'
@@ -33,34 +34,23 @@ class Homesick < Thor
       destination = nil
       if File.exist?(uri)
         uri = Pathname.new(uri).expand_path
-        if uri.to_s.start_with?(repos_dir.to_s)
-          raise "Castle already cloned to #{uri}"
-        end
+        fail "Castle already cloned to #{uri}" if uri.to_s.start_with?(repos_dir.to_s)
 
         destination = uri.basename
 
         ln_s uri, destination
       elsif uri =~ GITHUB_NAME_REPO_PATTERN
         destination = Pathname.new(uri).basename
-        git_clone "https://github.com/#{$1}.git", :destination => destination
-      elsif uri =~ /%r([^%r]*?)(\.git)?\Z/
-        destination = Pathname.new($1)
-        git_clone uri
-      elsif uri =~ /[^:]+:([^:]+)(\.git)?\Z/
-        destination = Pathname.new($1)
+        git_clone "https://github.com/#{Regexp.last_match[1]}.git",
+                  destination: destination
+      elsif uri =~ /%r([^%r]*?)(\.git)?\Z/ || uri =~ /[^:]+:([^:]+)(\.git)?\Z/
+        destination = Pathname.new(Regexp.last_match[1])
         git_clone uri
       else
-        raise "Unknown URI format: #{uri}"
+        fail "Unknown URI format: #{uri}"
       end
 
-      if destination.join('.gitmodules').exist?
-        inside destination do
-          git_submodule_init
-          git_submodule_update
-        end
-      end
-
-      rc(destination)
+      setup_castle(destination)
     end
   end
 
@@ -77,14 +67,20 @@ class Homesick < Thor
             eval homesickrc.read, binding, homesickrc.expand_path.to_s
           end
         else
-          shell.say_status 'eval skip', "not evaling #{homesickrc}, #{destination} may need manual configuration", :blue
+          shell.say_status 'eval skip',
+                           "not evaling #{homesickrc}, #{destination} may need manual configuration",
+                           :blue
         end
       end
     end
   end
 
   desc 'pull CASTLE', 'Update the specified castle'
-  method_option :all, :type => :boolean, :default => false, :required => false, :desc => 'Update all cloned castles'
+  method_option :all,
+                type: :boolean,
+                default: false,
+                required: false,
+                desc: 'Update all cloned castles'
   def pull(name = DEFAULT_CASTLE_NAME)
     if options[:all]
       inside_each_castle do |castle|
@@ -94,13 +90,11 @@ class Homesick < Thor
     else
       update_castle name
     end
-
   end
 
   desc 'commit CASTLE MESSAGE', "Commit the specified castle's changes"
   def commit(name = DEFAULT_CASTLE_NAME, message = nil)
     commit_castle name, message
-
   end
 
   desc 'push CASTLE', 'Push the specified castle'
@@ -126,7 +120,9 @@ class Homesick < Thor
   end
 
   desc 'link CASTLE', 'Symlinks all dotfiles from the specified castle'
-  method_option :force, :default => false, :desc => 'Overwrite existing conflicting symlinks without prompting.'
+  method_option :force,
+                default: false,
+                desc: 'Overwrite existing conflicting symlinks without prompting.'
   def link(name = DEFAULT_CASTLE_NAME)
     check_castle_existance(name, 'symlink')
 
@@ -166,7 +162,9 @@ class Homesick < Thor
         target.delete
         mv absolute_path, castle_path
       else
-        shell.say_status(:track, "#{target} already exists, and is more recent than #{file}. Run 'homesick SYMLINK CASTLE' to create symlinks.", :blue) unless options[:quiet]
+        shell.say_status(:track,
+                         "#{target} already exists, and is more recent than #{file}. Run 'homesick SYMLINK CASTLE' to create symlinks.",
+                         :blue) unless options[:quiet]
       end
     else
       mv absolute_path, castle_path
@@ -189,7 +187,9 @@ class Homesick < Thor
   desc 'list', 'List cloned castles'
   def list
     inside_each_castle do |castle|
-      say_status castle.relative_path_from(repos_dir).to_s, `git config remote.origin.url`.chomp, :cyan
+      say_status castle.relative_path_from(repos_dir).to_s,
+                 `git config remote.origin.url`.chomp,
+                 :cyan
     end
   end
 
@@ -235,37 +235,43 @@ class Homesick < Thor
     end
   end
 
-  desc "destroy CASTLE", "Delete all symlinks and remove the cloned repository"
+  desc 'destroy CASTLE', 'Delete all symlinks and remove the cloned repository'
   def destroy(name)
-    check_castle_existance name, "destroy"
+    check_castle_existance name, 'destroy'
 
-    if shell.yes?("This will destroy your castle irreversible! Are you sure?")
+    if shell.yes?('This will destroy your castle irreversible! Are you sure?')
       unlink(name)
       rm_rf repos_dir.join(name)
     end
-
   end
 
-  desc "cd CASTLE", "Open a new shell in the root of the given castle"
+  desc 'cd CASTLE', 'Open a new shell in the root of the given castle'
   def cd(castle = DEFAULT_CASTLE_NAME)
-    check_castle_existance castle, "cd"
+    check_castle_existance castle, 'cd'
     castle_dir = repos_dir.join(castle)
-    say_status "cd #{castle_dir.realpath}", "Opening a new shell in castle '#{castle}'. To return to the original one exit from the new shell.", :green
+    say_status "cd #{castle_dir.realpath}",
+               "Opening a new shell in castle '#{castle}'. To return to the original one exit from the new shell.",
+               :green
     inside castle_dir do
       system(ENV['SHELL'])
     end
   end
 
-  desc "open CASTLE", "Open your default editor in the root of the given castle"
+  desc 'open CASTLE',
+       'Open your default editor in the root of the given castle'
   def open(castle = DEFAULT_CASTLE_NAME)
-    if ! ENV['EDITOR']
-      say_status :error,"The $EDITOR environment variable must be set to use this command", :red
+    unless ENV['EDITOR']
+      say_status :error,
+                 'The $EDITOR environment variable must be set to use this command',
+                 :red
 
       exit(1)
     end
-    check_castle_existance castle, "open"
+    check_castle_existance castle, 'open'
     castle_dir = repos_dir.join(castle)
-    say_status "#{ENV['EDITOR']} #{castle_dir.realpath}", "Opening the root directory of castle '#{castle}' in editor '#{ENV['EDITOR']}'.", :green
+    say_status "#{ENV['EDITOR']} #{castle_dir.realpath}",
+               "Opening the root directory of castle '#{castle}' in editor '#{ENV['EDITOR']}'.",
+               :green
     inside castle_dir do
       system(ENV['EDITOR'])
     end
@@ -292,7 +298,9 @@ class Homesick < Thor
 
   def check_castle_existance(name, action)
     unless castle_dir(name).exist?
-      say_status :error, "Could not #{action} #{name}, expected #{castle_dir(name)} exist and contain dotfiles", :red
+      say_status :error,
+                 "Could not #{action} #{name}, expected #{castle_dir(name)} exist and contain dotfiles",
+                 :red
 
       exit(1)
     end
@@ -301,7 +309,7 @@ class Homesick < Thor
   def all_castles
     dirs = Pathname.glob("#{repos_dir}/**/.git", File::FNM_DOTMATCH)
     # reject paths that lie inside another castle, like git submodules
-    return dirs.reject do |dir|
+    dirs.reject do |dir|
       dirs.any? do |other|
         dir != other && dir.fnmatch(other.parent.join('*').to_s)
       end
@@ -329,7 +337,7 @@ class Homesick < Thor
   def commit_castle(castle, message)
     check_castle_existance(castle, 'commit')
     inside repos_dir.join(castle) do
-      git_commit_all :message => message
+      git_commit_all message: message
     end
   end
 
@@ -371,7 +379,9 @@ class Homesick < Thor
   def subdir_remove(castle, path)
     subdir_filepath = subdir_file(castle)
     if subdir_filepath.exist?
-      lines = IO.readlines(subdir_filepath).delete_if { |line| line == "#{path}\n" }
+      lines = IO.readlines(subdir_filepath).delete_if do |line|
+        line == "#{path}\n"
+      end
       File.open(subdir_filepath, 'w') { |manfile| manfile.puts lines }
     end
 
@@ -403,10 +413,16 @@ class Homesick < Thor
     first_p.mtime > second_p.mtime && !first_p.symlink?
   end
 
+  def collision_accepted?
+    options[:force] || shell.file_collision(destination) { source }
+  end
+
   def each_file(castle, basedir, subdirs)
     absolute_basedir = Pathname.new(basedir).expand_path
     inside basedir do
-      files = Pathname.glob('{.*,*}').reject{ |a| ['.', '..'].include?(a.to_s) }
+      files = Pathname.glob('{.*,*}').reject do |a|
+        ['.', '..'].include?(a.to_s)
+      end
       files.each do |path|
         absolute_path = path.expand_path
         castle_home = castle_dir(castle)
@@ -449,4 +465,15 @@ class Homesick < Thor
       ln_s absolute_path, home_path
     end
   end
+
+  def setup_castle(path)
+    if path.join('.gitmodules').exist?
+      inside path do
+        git_submodule_init
+        git_submodule_update
+      end
+    end
+
+    rc(path)
+  end
 end

lib/homesick/actions.rb

@@ -1,7 +1,8 @@
 # -*- encoding : utf-8 -*-
 class Homesick
+  # Git-related and file-related helper methods for the Homesick class
   module Actions
-    # TODO move this to be more like thor's template, empty_directory, etc
+    # TODO: move this to be more like thor's template, empty_directory, etc
     def git_clone(repo, config = {})
       config ||= {}
       destination = config[:destination] || File.basename(repo, '.git')
@@ -9,11 +10,13 @@ class Homesick
       destination = Pathname.new(destination) unless destination.kind_of?(Pathname)
       FileUtils.mkdir_p destination.dirname
 
-      if ! destination.directory?
-        say_status 'git clone', "#{repo} to #{destination.expand_path}", :green unless options[:quiet]
-        system "git clone -q --config push.default=upstream --recursive #{repo} #{destination}" unless options[:pretend]
-      else
+      if destination.directory?
         say_status :exist, destination.expand_path, :blue unless options[:quiet]
+      else
+        say_status 'git clone',
+                   "#{repo} to #{destination.expand_path}",
+                   :green unless options[:quiet]
+        system "git clone -q --config push.default=upstream --recursive #{repo} #{destination}" unless options[:pretend]
       end
     end
 
@@ -21,11 +24,11 @@ class Homesick
       path = Pathname.new(path)
 
       inside path do
-        if !path.join('.git').exist?
+        if path.join('.git').exist?
+          say_status 'git init', 'already initialized', :blue unless options[:quiet]
+        else
           say_status 'git init', '' unless options[:quiet]
           system 'git init >/dev/null' unless options[:pretend]
-        else
-          say_status 'git init', 'already initialized', :blue unless options[:quiet]
         end
       end
     end
@@ -34,11 +37,11 @@ class Homesick
       existing_remote = `git config remote.#{name}.url`.chomp
       existing_remote = nil if existing_remote == ''
 
-      if !existing_remote
+      if existing_remote
+        say_status 'git remote', "#{name} already exists", :blue unless options[:quiet]
+      else
         say_status 'git remote', "add #{name} #{url}" unless options[:quiet]
         system "git remote add #{name} #{url}" unless options[:pretend]
-      else
-        say_status 'git remote', "#{name} already exists", :blue unless options[:quiet]
       end
     end
 
@@ -78,12 +81,12 @@ class Homesick
 
     def git_status(config = {})
       say_status 'git status', '', :green unless options[:quiet]
-      system "git status" unless options[:pretend]
+      system 'git status' unless options[:pretend]
     end
 
     def git_diff(config = {})
       say_status 'git diff', '', :green unless options[:quiet]
-      system "git diff" unless options[:pretend]
+      system 'git diff' unless options[:pretend]
     end
 
     def mv(source, destination, config = {})
@@ -93,9 +96,7 @@ class Homesick
       if destination.exist?
         say_status :conflict, "#{destination} exists", :red unless options[:quiet]
 
-        if options[:force] || shell.file_collision(destination) { source }
-          system "mv '#{source}' '#{destination}'" unless options[:pretend]
-        end
+        system "mv '#{source}' '#{destination}'" if (options[:force] || shell.file_collision(destination) { source }) && !options[:pretend]
       else
         # this needs some sort of message here.
         system "mv '#{source}' '#{destination}'" unless options[:pretend]
@@ -133,25 +134,40 @@ class Homesick
       destination = Pathname.new(destination)
       FileUtils.mkdir_p destination.dirname
 
-      if destination.symlink?
-        if destination.readlink == source
-          say_status :identical, destination.expand_path, :blue unless options[:quiet]
-        else
-          say_status :conflict, "#{destination} exists and points to #{destination.readlink}", :red unless options[:quiet]
-
-          if options[:force] || shell.file_collision(destination) { source }
-            system "ln -nsf '#{source}' '#{destination}'" unless options[:pretend]
-          end
-        end
+      action = if destination.symlink? && destination.readlink == source
+                 :identical
+               elsif destination.symlink?
+                 :symlink_conflict
                elsif destination.exist?
+                 :conflict
+               else
+                 :success
+               end
+
+      handle_symlink_action action, source, destination
+    end
+
+    def handle_symlink_action(action, source, destination)
+      case action
+      when :identical
+        say_status :identical, destination.expand_path, :blue unless options[:quiet]
+      when :symlink_conflict
+        say_status :conflict,
+                   "#{destination} exists and points to #{destination.readlink}",
+                   :red unless options[:quiet]
+
+        system "ln -nsf '#{source}' '#{destination}'" if collision_accepted?
+      when :conflict
         say_status :conflict, "#{destination} exists", :red unless options[:quiet]
 
-        if options[:force] || shell.file_collision(destination) { source }
+        if collision_accepted?
           system "rm -rf '#{destination}'" unless options[:pretend]
           system "ln -sf '#{source}' '#{destination}'" unless options[:pretend]
         end
       else
-        say_status :symlink, "#{source.expand_path} to #{destination.expand_path}", :green unless options[:quiet]
+        say_status :symlink,
+                   "#{source.expand_path} to #{destination.expand_path}",
+                   :green unless options[:quiet]
         system "ln -s '#{source}' '#{destination}'" unless options[:pretend]
       end
     end

lib/homesick/shell.rb

@@ -1,7 +1,6 @@
 class Homesick
   # Hack in support for diffing symlinks
   class Shell < Thor::Shell::Color
-
     def show_diff(destination, content)
       destination = Pathname.new(destination)
 
@@ -12,6 +11,5 @@ class Homesick
         super
       end
     end
-
   end
 end

lib/homesick/version.rb

@@ -1,5 +1,7 @@
 # -*- encoding : utf-8 -*-
 class Homesick
+  # A representation of Homesick's version number in constants, including a
+  # String of the entire version number
   module Version
     MAJOR = 1
     MINOR = 0

spec/homesick_spec.rb

@@ -18,7 +18,9 @@ describe 'homesick' do
         somewhere = create_construct
         local_repo = somewhere.directory('some_repo')
         local_repo.file('.homesickrc') do |file|
-          file << "File.open(Dir.pwd + '/testing', 'w') { |f| f.print 'testing' }"
+          file << "File.open(Dir.pwd + '/testing', 'w') do |f|
+            f.print 'testing'
+          end"
         end
 
         expect($stdout).to receive(:print)
@@ -56,33 +58,39 @@ describe 'homesick' do
     it 'should clone git repo like file:///path/to.git' do
       bare_repo = File.join(create_construct.to_s, 'dotfiles.git')
       system "git init --bare #{bare_repo} >/dev/null 2>&1"
+
       # Capture stderr to suppress message about cloning an empty repo.
       Capture.stderr do
         homesick.clone "file://#{bare_repo}"
       end
-      File.directory?(File.join(home.to_s, '.homesick/repos/dotfiles')).should be_true
+      File.directory?(File.join(home.to_s, '.homesick/repos/dotfiles'))
+        .should be_true
     end
 
     it 'should clone git repo like git://host/path/to.git' do
-      homesick.should_receive(:git_clone).with('git://github.com/technicalpickles/pickled-vim.git')
+      homesick.should_receive(:git_clone)
+              .with('git://github.com/technicalpickles/pickled-vim.git')
 
       homesick.clone 'git://github.com/technicalpickles/pickled-vim.git'
     end
 
     it 'should clone git repo like git@host:path/to.git' do
-      homesick.should_receive(:git_clone).with('git@github.com:technicalpickles/pickled-vim.git')
+      homesick.should_receive(:git_clone)
+              .with('git@github.com:technicalpickles/pickled-vim.git')
 
       homesick.clone 'git@github.com:technicalpickles/pickled-vim.git'
     end
 
     it 'should clone git repo like http://host/path/to.git' do
-      homesick.should_receive(:git_clone).with('http://github.com/technicalpickles/pickled-vim.git')
+      homesick.should_receive(:git_clone)
+              .with('http://github.com/technicalpickles/pickled-vim.git')
 
       homesick.clone 'http://github.com/technicalpickles/pickled-vim.git'
     end
 
     it 'should clone git repo like http://host/path/to' do
-      homesick.should_receive(:git_clone).with('http://github.com/technicalpickles/pickled-vim')
+      homesick.should_receive(:git_clone)
+              .with('http://github.com/technicalpickles/pickled-vim')
 
       homesick.clone 'http://github.com/technicalpickles/pickled-vim'
     end
@@ -99,7 +107,9 @@ describe 'homesick' do
     end
 
     it 'should clone a github repo' do
-      homesick.should_receive(:git_clone).with('https://github.com/wfarr/dotfiles.git', :destination => Pathname.new('dotfiles'))
+      homesick.should_receive(:git_clone)
+              .with('https://github.com/wfarr/dotfiles.git',
+                    destination: Pathname.new('dotfiles'))
 
       homesick.clone 'wfarr/dotfiles'
     end
@@ -116,7 +126,9 @@ describe 'homesick' do
 
       it 'executes the .homesickrc' do
         castle.file('.homesickrc') do |file|
-          file << "File.open(Dir.pwd + '/testing', 'w') { |f| f.print 'testing' }"
+          file << "File.open(Dir.pwd + '/testing', 'w') do |f|
+            f.print 'testing'
+          end"
         end
 
         expect_any_instance_of(Thor::Shell::Basic).to receive(:say_status).with('eval', kind_of(Pathname))
@@ -134,7 +146,9 @@ describe 'homesick' do
 
       it 'does not execute the .homesickrc' do
         castle.file('.homesickrc') do |file|
-          file << "File.open(Dir.pwd + '/testing', 'w') { |f| f.print 'testing' }"
+          file << "File.open(Dir.pwd + '/testing', 'w') do |f|
+            f.print 'testing'
+          end"
         end
 
         expect_any_instance_of(Thor::Shell::Basic).to receive(:say_status).with('eval skip', /not evaling.+/, :blue)
@@ -165,7 +179,7 @@ describe 'homesick' do
     end
 
     context 'when forced' do
-      let(:homesick) { Homesick.new [], :force => true }
+      let(:homesick) { Homesick.new [], force: true }
 
       it 'can override symlinks to directories' do
         somewhere_else = create_construct
@@ -219,7 +233,9 @@ describe 'homesick' do
     end
 
     context "with '.config' and '.config/someapp' in .homesick_subdir" do
-      let(:castle) { given_castle('glencairn', ['.config', '.config/someapp']) }
+      let(:castle) do
+        given_castle('glencairn', ['.config', '.config/someapp'])
+      end
       it 'can symlink under both of .config and .config/someapp' do
         config_dir = castle.directory('.config')
         config_dotfile = config_dir.file('.some_dotfile')
@@ -231,13 +247,15 @@ describe 'homesick' do
         home_config_dir = home.join('.config')
         home_someapp_dir = home_config_dir.join('someapp')
         home_config_dir.symlink?.should be == false
-        home_config_dir.join('.some_dotfile').readlink.should be == config_dotfile
+        home_config_dir.join('.some_dotfile').readlink
+                       .should be == config_dotfile
         home_someapp_dir.symlink?.should be == false
-        home_someapp_dir.join('.some_appfile').readlink.should == someapp_dotfile
+        home_someapp_dir.join('.some_appfile').readlink
+                        .should == someapp_dotfile
       end
     end
 
-    context "when call with no castle name" do
+    context 'when call with no castle name' do
       let(:castle) { given_castle('dotfiles') }
       it 'using default castle name: "dotfiles"' do
         dotfile = castle.file('.some_dotfile')
@@ -301,7 +319,9 @@ describe 'homesick' do
     end
 
     context "with '.config' and '.config/someapp' in .homesick_subdir" do
-      let(:castle) { given_castle('glencairn', ['.config', '.config/someapp']) }
+      let(:castle) do
+        given_castle('glencairn', ['.config', '.config/someapp'])
+      end
 
       it 'can unsymlink under both of .config and .config/someapp' do
         config_dir = castle.directory('.config')
@@ -320,7 +340,7 @@ describe 'homesick' do
       end
     end
 
-    context "when call with no castle name" do
+    context 'when call with no castle name' do
       let(:castle) { given_castle('dotfiles') }
 
       it 'using default castle name: "dotfiles"' do
@@ -339,8 +359,14 @@ describe 'homesick' do
       given_castle('zomg')
       given_castle('wtf/zomg')
 
-      homesick.should_receive(:say_status).with('zomg', 'git://github.com/technicalpickles/zomg.git', :cyan)
-      homesick.should_receive(:say_status).with('wtf/zomg', 'git://github.com/technicalpickles/zomg.git', :cyan)
+      homesick.should_receive(:say_status)
+              .with('zomg',
+                    'git://github.com/technicalpickles/zomg.git',
+                    :cyan)
+      homesick.should_receive(:say_status)
+              .with('wtf/zomg',
+                    'git://github.com/technicalpickles/zomg.git',
+                    :cyan)
 
       homesick.list
     end
@@ -358,7 +384,8 @@ describe 'homesick' do
       some_rc_file = home.file '.some_rc_file'
       homesick.track(some_rc_file.to_s, 'castle_repo')
       text = Capture.stdout { homesick.status('castle_repo') }
-      text.should =~ /Changes to be committed:.*new file:\s*home\/.some_rc_file/m
+      text.should =~
+        /Changes to be committed:.*new file:\s*home\/.some_rc_file/m
     end
   end
 
@@ -367,7 +394,9 @@ describe 'homesick' do
       given_castle('castle_repo')
       some_rc_file = home.file '.some_rc_file'
       homesick.track(some_rc_file.to_s, 'castle_repo')
-      Capture.stdout { homesick.commit 'castle_repo', 'Adding a file to the test' }
+      Capture.stdout do
+        homesick.commit 'castle_repo', 'Adding a file to the test'
+      end
       text = Capture.stdout { homesick.diff('castle_repo') }
       text.should eq('')
     end
@@ -376,9 +405,11 @@ describe 'homesick' do
       given_castle('castle_repo')
       some_rc_file = home.file '.some_rc_file'
       homesick.track(some_rc_file.to_s, 'castle_repo')
-      Capture.stdout { homesick.commit 'castle_repo', 'Adding a file to the test' }
+      Capture.stdout do
+        homesick.commit 'castle_repo', 'Adding a file to the test'
+      end
       File.open(some_rc_file.to_s, 'w') do |file|
-        file.puts "Some test text"
+        file.puts 'Some test text'
       end
       text = Capture.stdout { homesick.diff('castle_repo') }
       text.should =~ /diff --git.+Some test text$/m
@@ -405,8 +436,11 @@ describe 'homesick' do
     end
 
     it 'should print an error message when trying to pull a non-existant castle' do
-      homesick.should_receive("say_status").once.with(:error, /Could not pull castle_repo, expected \/tmp\/construct_container.* exist and contain dotfiles/, :red)
-      expect { homesick.pull "castle_repo" }.to raise_error(SystemExit)
+      homesick.should_receive('say_status').once
+        .with(:error,
+              %r{Could not pull castle_repo, expected /tmp/construct_container.* exist and contain dotfiles},
+              :red)
+      expect { homesick.pull 'castle_repo' }.to raise_error(SystemExit)
     end
 
     describe '--all' do
@@ -414,9 +448,13 @@ describe 'homesick' do
         given_castle('castle_repo')
         given_castle('glencairn')
         homesick.stub(:system).exactly(2).times.with('git pull --quiet')
-        homesick.stub(:system).exactly(2).times.with('git submodule --quiet init')
-        homesick.stub(:system).exactly(2).times.with('git submodule --quiet update --init --recursive >/dev/null 2>&1')
-        Capture.stdout { Capture.stderr { homesick.invoke 'pull', [], all: true } }
+        homesick.stub(:system).exactly(2).times
+          .with('git submodule --quiet init')
+        homesick.stub(:system).exactly(2).times
+          .with('git submodule --quiet update --init --recursive >/dev/null 2>&1')
+        Capture.stdout do
+          Capture.stderr { homesick.invoke 'pull', [], all: true }
+        end
       end
     end
 
@@ -430,8 +468,11 @@ describe 'homesick' do
     end
 
     it 'should print an error message when trying to push a non-existant castle' do
-      homesick.should_receive("say_status").once.with(:error, /Could not push castle_repo, expected \/tmp\/construct_container.* exist and contain dotfiles/, :red)
-      expect { homesick.push "castle_repo" }.to raise_error(SystemExit)
+      homesick.should_receive('say_status').once
+              .with(:error,
+                    %r{Could not push castle_repo, expected /tmp/construct_container.* exist and contain dotfiles},
+                    :red)
+      expect { homesick.push 'castle_repo' }.to raise_error(SystemExit)
     end
   end
 
@@ -484,7 +525,7 @@ describe 'homesick' do
       some_nested_dir.realpath.should == tracked_file.realpath
     end
 
-    context "when call with no castle name" do
+    context 'when call with no castle name' do
       it 'using default castle name: "dotfiles"' do
         castle = given_castle('dotfiles')
 
@@ -504,11 +545,15 @@ describe 'homesick' do
         given_castle('castle_repo')
         some_rc_file = home.file '.a_random_rc_file'
         homesick.track(some_rc_file.to_s, 'castle_repo')
-        text = Capture.stdout { homesick.commit('castle_repo', 'Test message') }
+        text = Capture.stdout do
+          homesick.commit('castle_repo', 'Test message')
+        end
         text.should =~ /^\[master \(root-commit\) \w+\] Test message/
       end
     end
 
+    # Note that this is a test for the subdir_file related feature of track,
+    # not for the subdir_file method itself.
     describe 'subdir_file' do
 
       it 'should add the nested files parent to the subdir_file' do
@@ -553,62 +598,75 @@ describe 'homesick' do
     end
   end
 
-  describe "destroy" do
-    it "removes the symlink files" do
+  describe 'destroy' do
+    it 'removes the symlink files' do
       expect_any_instance_of(Thor::Shell::Basic).to receive(:yes?).and_return('y')
-      given_castle("stronghold")
+      given_castle('stronghold')
       some_rc_file = home.file '.some_rc_file'
-      homesick.track(some_rc_file.to_s, "stronghold")
+      homesick.track(some_rc_file.to_s, 'stronghold')
       homesick.destroy('stronghold')
 
       some_rc_file.should_not be_exist
     end
 
-    it "deletes the cloned repository" do
+    it 'deletes the cloned repository' do
       expect_any_instance_of(Thor::Shell::Basic).to receive(:yes?).and_return('y')
-      castle = given_castle("stronghold")
+      castle = given_castle('stronghold')
       some_rc_file = home.file '.some_rc_file'
-      homesick.track(some_rc_file.to_s, "stronghold")
+      homesick.track(some_rc_file.to_s, 'stronghold')
       homesick.destroy('stronghold')
 
       castle.should_not be_exist
     end
   end
 
-  describe "cd" do
+  describe 'cd' do
     it "cd's to the root directory of the given castle" do
       given_castle('castle_repo')
-      homesick.should_receive("inside").once.with(kind_of(Pathname)).and_yield
-      homesick.should_receive("system").once.with(ENV["SHELL"])
+      homesick.should_receive('inside').once.with(kind_of(Pathname)).and_yield
+      homesick.should_receive('system').once.with(ENV['SHELL'])
       Capture.stdout { homesick.cd 'castle_repo' }
     end
 
-    it "returns an error message when the given castle does not exist" do
-      homesick.should_receive("say_status").once.with(:error, /Could not cd castle_repo, expected \/tmp\/construct_container.* exist and contain dotfiles/, :red)
-      expect { homesick.cd "castle_repo" }.to raise_error(SystemExit)
+    it 'returns an error message when the given castle does not exist' do
+      homesick.should_receive('say_status').once
+              .with(:error,
+                    %r{Could not cd castle_repo, expected /tmp/construct_container.* exist and contain dotfiles},
+                    :red)
+      expect { homesick.cd 'castle_repo' }.to raise_error(SystemExit)
     end
   end
 
-  describe "open" do
-    it "opens the system default editor in the root of the given castle" do
-      ENV.stub(:[]).and_call_original # Make sure calls to ENV use default values for most things...
-      ENV.stub(:[]).with('EDITOR').and_return('vim') # Set a default value for 'EDITOR' just in case none is set
+  describe 'open' do
+    it 'opens the system default editor in the root of the given castle' do
+      # Make sure calls to ENV use default values for most things...
+      ENV.stub(:[]).and_call_original
+      # Set a default value for 'EDITOR' just in case none is set
+      ENV.stub(:[]).with('EDITOR').and_return('vim')
       given_castle 'castle_repo'
-      homesick.should_receive("inside").once.with(kind_of(Pathname)).and_yield
-      homesick.should_receive("system").once.with('vim')
+      homesick.should_receive('inside').once.with(kind_of(Pathname)).and_yield
+      homesick.should_receive('system').once.with('vim')
       Capture.stdout { homesick.open 'castle_repo' }
     end
 
-    it "returns an error message when the $EDITOR environment variable is not set" do
-      ENV.stub(:[]).with('EDITOR').and_return(nil) # Set the default editor to make sure it fails.
-      homesick.should_receive("say_status").once.with(:error, "The $EDITOR environment variable must be set to use this command", :red)
-      expect { homesick.open "castle_repo" }.to raise_error(SystemExit)
+    it 'returns an error message when the $EDITOR environment variable is not set' do
+      # Set the default editor to make sure it fails.
+      ENV.stub(:[]).with('EDITOR').and_return(nil)
+      homesick.should_receive('say_status').once
+              .with(:error,
+                    'The $EDITOR environment variable must be set to use this command',
+                    :red)
+      expect { homesick.open 'castle_repo' }.to raise_error(SystemExit)
     end
 
-    it "returns an error message when the given castle does not exist" do
-      ENV.stub(:[]).with('EDITOR').and_return('vim') # Set a default just in case none is set
-      homesick.should_receive("say_status").once.with(:error, /Could not open castle_repo, expected \/tmp\/construct_container.* exist and contain dotfiles/, :red)
-      expect { homesick.open "castle_repo" }.to raise_error(SystemExit)
+    it 'returns an error message when the given castle does not exist' do
+      # Set a default just in case none is set
+      ENV.stub(:[]).with('EDITOR').and_return('vim')
+      homesick.should_receive('say_status').once
+              .with(:error,
+                    %r{Could not open castle_repo, expected /tmp/construct_container.* exist and contain dotfiles},
+                    :red)
+      expect { homesick.open 'castle_repo' }.to raise_error(SystemExit)
     end
   end