add appraisals gem.

Appraisals

@@ -0,0 +1,7 @@
+appraise "rails3" do
+  gem "rails", "~> 3.1.0"
+end
+
+appraise "rails4" do
+  gem "rails", "~> 4.0.0"
+end

Gemfile

@@ -15,5 +15,6 @@ gemspec
 # your gem to rubygems.org.
 
 gem 'jquery-rails' # fixed: ActionView::Template::Error: couldn't find file 'jquery'
+gem 'appraisal'
 # To use debugger
 # gem 'debugger'

Gemfile.lock

@@ -2,8 +2,8 @@ PATH
   remote: .
   specs:
     china_city (0.0.2)
-      jquery-rails (~> 3.0.4)
-      rails (~> 4.0.0)
+      jquery-rails
+      rails (>= 3.1)
 
 GEM
   remote: http://ruby.taobao.org/
@@ -33,6 +33,9 @@ GEM
       thread_safe (~> 0.1)
       tzinfo (~> 0.3.37)
     addressable (2.3.5)
+    appraisal (0.5.2)
+      bundler
+      rake
     arel (4.0.0)
     atomic (1.1.12)
     builder (3.1.4)
@@ -120,7 +123,7 @@ GEM
     thread_safe (0.1.2)
       atomic
     tilt (1.4.1)
-    treetop (1.4.14)
+    treetop (1.4.15)
       polyglot
       polyglot (>= 0.3.1)
     tzinfo (0.3.37)
@@ -131,9 +134,10 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  appraisal
   capybara
   china_city!
-  coffee-rails (~> 4.0.0)
+  coffee-rails
   jquery-rails
   launchy
   poltergeist

Rakefile

@@ -5,6 +5,7 @@ rescue LoadError
 end
 
 require 'rdoc/task'
+require 'appraisal'
 
 RDoc::Task.new(:rdoc) do |rdoc|
   rdoc.rdoc_dir = 'rdoc'

china_city.gemspec

@@ -17,13 +17,13 @@ Gem::Specification.new do |s|
   s.files = Dir["{app,config,db,lib}/**/*", "MIT-LICENSE", "Rakefile", "README.rdoc"]
   s.test_files = Dir["spec/**/*"]
 
-  s.add_dependency "rails", "~> 4.0.0"
-  s.add_dependency "jquery-rails", "~> 3.0.4"
+  s.add_dependency "rails", ">= 3.1"
+  s.add_dependency "jquery-rails"
 
   s.add_development_dependency "sqlite3"
   s.add_development_dependency "rspec-rails"
-  s.add_development_dependency "coffee-rails",   "~> 4.0.0"
-  s.add_development_dependency "jquery-rails", "~> 3.0.4"
+  s.add_development_dependency "coffee-rails"
+  s.add_development_dependency "jquery-rails"
   s.add_development_dependency 'capybara'
   s.add_development_dependency 'launchy'
   s.add_development_dependency 'poltergeist'

gemfiles/rails3.gemfile

@@ -0,0 +1,9 @@
+# This file was generated by Appraisal
+
+source "http://ruby.taobao.org"
+
+gem "jquery-rails"
+gem "appraisal"
+gem "rails", "~> 3.1.0"
+
+gemspec :path=>"../"

gemfiles/rails3.gemfile.lock

@@ -0,0 +1,151 @@
+PATH
+  remote: /Users/saberma/Documents/china_city
+  specs:
+    china_city (0.0.2)
+      jquery-rails
+      rails (>= 3.1)
+
+GEM
+  remote: http://ruby.taobao.org/
+  specs:
+    actionmailer (3.1.12)
+      actionpack (= 3.1.12)
+      mail (~> 2.4.4)
+    actionpack (3.1.12)
+      activemodel (= 3.1.12)
+      activesupport (= 3.1.12)
+      builder (~> 3.0.0)
+      erubis (~> 2.7.0)
+      i18n (~> 0.6)
+      rack (~> 1.3.6)
+      rack-cache (~> 1.2)
+      rack-mount (~> 0.8.2)
+      rack-test (~> 0.6.1)
+      sprockets (~> 2.0.4)
+    activemodel (3.1.12)
+      activesupport (= 3.1.12)
+      builder (~> 3.0.0)
+      i18n (~> 0.6)
+    activerecord (3.1.12)
+      activemodel (= 3.1.12)
+      activesupport (= 3.1.12)
+      arel (~> 2.2.3)
+      tzinfo (~> 0.3.29)
+    activeresource (3.1.12)
+      activemodel (= 3.1.12)
+      activesupport (= 3.1.12)
+    activesupport (3.1.12)
+      multi_json (~> 1.0)
+    addressable (2.3.5)
+    appraisal (0.5.2)
+      bundler
+      rake
+    arel (2.2.3)
+    builder (3.0.4)
+    capybara (2.1.0)
+      mime-types (>= 1.16)
+      nokogiri (>= 1.3.3)
+      rack (>= 1.0.0)
+      rack-test (>= 0.5.4)
+      xpath (~> 2.0)
+    cliver (0.2.1)
+    coffee-rails (3.1.1)
+      coffee-script (>= 2.2.0)
+      railties (~> 3.1.0)
+    coffee-script (2.2.0)
+      coffee-script-source
+      execjs
+    coffee-script-source (1.6.3)
+    diff-lcs (1.2.4)
+    erubis (2.7.0)
+    execjs (2.0.1)
+    hike (1.2.3)
+    i18n (0.6.5)
+    jquery-rails (3.0.4)
+      railties (>= 3.0, < 5.0)
+      thor (>= 0.14, < 2.0)
+    json (1.8.0)
+    launchy (2.3.0)
+      addressable (~> 2.3)
+    mail (2.4.4)
+      i18n (>= 0.4.0)
+      mime-types (~> 1.16)
+      treetop (~> 1.4.8)
+    mime-types (1.25)
+    mini_portile (0.5.1)
+    multi_json (1.7.9)
+    nokogiri (1.6.0)
+      mini_portile (~> 0.5.0)
+    poltergeist (1.4.0)
+      capybara (~> 2.1.0)
+      cliver (~> 0.2.1)
+      multi_json (~> 1.0)
+      websocket-driver (>= 0.2.0)
+    polyglot (0.3.3)
+    rack (1.3.10)
+    rack-cache (1.2)
+      rack (>= 0.4)
+    rack-mount (0.8.3)
+      rack (>= 1.0.0)
+    rack-ssl (1.3.3)
+      rack
+    rack-test (0.6.2)
+      rack (>= 1.0)
+    rails (3.1.12)
+      actionmailer (= 3.1.12)
+      actionpack (= 3.1.12)
+      activerecord (= 3.1.12)
+      activeresource (= 3.1.12)
+      activesupport (= 3.1.12)
+      bundler (~> 1.0)
+      railties (= 3.1.12)
+    railties (3.1.12)
+      actionpack (= 3.1.12)
+      activesupport (= 3.1.12)
+      rack-ssl (~> 1.3.2)
+      rake (>= 0.8.7)
+      rdoc (~> 3.4)
+      thor (~> 0.14.6)
+    rake (10.1.0)
+    rdoc (3.12.2)
+      json (~> 1.4)
+    rspec-core (2.14.5)
+    rspec-expectations (2.14.2)
+      diff-lcs (>= 1.1.3, < 2.0)
+    rspec-mocks (2.14.3)
+    rspec-rails (2.14.0)
+      actionpack (>= 3.0)
+      activesupport (>= 3.0)
+      railties (>= 3.0)
+      rspec-core (~> 2.14.0)
+      rspec-expectations (~> 2.14.0)
+      rspec-mocks (~> 2.14.0)
+    sprockets (2.0.4)
+      hike (~> 1.2)
+      rack (~> 1.0)
+      tilt (~> 1.1, != 1.3.0)
+    sqlite3 (1.3.8)
+    thor (0.14.6)
+    tilt (1.4.1)
+    treetop (1.4.15)
+      polyglot
+      polyglot (>= 0.3.1)
+    tzinfo (0.3.37)
+    websocket-driver (0.2.3)
+    xpath (2.0.0)
+      nokogiri (~> 1.3)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  appraisal
+  capybara
+  china_city!
+  coffee-rails
+  jquery-rails
+  launchy
+  poltergeist
+  rails (~> 3.1.0)
+  rspec-rails
+  sqlite3

gemfiles/rails4.gemfile

@@ -0,0 +1,9 @@
+# This file was generated by Appraisal
+
+source "http://ruby.taobao.org"
+
+gem "jquery-rails"
+gem "appraisal"
+gem "rails", "~> 4.0.0"
+
+gemspec :path=>"../"

gemfiles/rails4.gemfile.lock

@@ -0,0 +1,144 @@
+PATH
+  remote: /Users/saberma/Documents/china_city
+  specs:
+    china_city (0.0.2)
+      jquery-rails
+      rails (>= 3.1)
+
+GEM
+  remote: http://ruby.taobao.org/
+  specs:
+    actionmailer (4.0.0)
+      actionpack (= 4.0.0)
+      mail (~> 2.5.3)
+    actionpack (4.0.0)
+      activesupport (= 4.0.0)
+      builder (~> 3.1.0)
+      erubis (~> 2.7.0)
+      rack (~> 1.5.2)
+      rack-test (~> 0.6.2)
+    activemodel (4.0.0)
+      activesupport (= 4.0.0)
+      builder (~> 3.1.0)
+    activerecord (4.0.0)
+      activemodel (= 4.0.0)
+      activerecord-deprecated_finders (~> 1.0.2)
+      activesupport (= 4.0.0)
+      arel (~> 4.0.0)
+    activerecord-deprecated_finders (1.0.3)
+    activesupport (4.0.0)
+      i18n (~> 0.6, >= 0.6.4)
+      minitest (~> 4.2)
+      multi_json (~> 1.3)
+      thread_safe (~> 0.1)
+      tzinfo (~> 0.3.37)
+    addressable (2.3.5)
+    appraisal (0.5.2)
+      bundler
+      rake
+    arel (4.0.0)
+    atomic (1.1.12)
+    builder (3.1.4)
+    capybara (2.1.0)
+      mime-types (>= 1.16)
+      nokogiri (>= 1.3.3)
+      rack (>= 1.0.0)
+      rack-test (>= 0.5.4)
+      xpath (~> 2.0)
+    cliver (0.2.1)
+    coffee-rails (4.0.0)
+      coffee-script (>= 2.2.0)
+      railties (>= 4.0.0.beta, < 5.0)
+    coffee-script (2.2.0)
+      coffee-script-source
+      execjs
+    coffee-script-source (1.6.3)
+    diff-lcs (1.2.4)
+    erubis (2.7.0)
+    execjs (2.0.1)
+    hike (1.2.3)
+    i18n (0.6.5)
+    jquery-rails (3.0.4)
+      railties (>= 3.0, < 5.0)
+      thor (>= 0.14, < 2.0)
+    launchy (2.3.0)
+      addressable (~> 2.3)
+    mail (2.5.4)
+      mime-types (~> 1.16)
+      treetop (~> 1.4.8)
+    mime-types (1.25)
+    mini_portile (0.5.1)
+    minitest (4.7.5)
+    multi_json (1.7.9)
+    nokogiri (1.6.0)
+      mini_portile (~> 0.5.0)
+    poltergeist (1.4.0)
+      capybara (~> 2.1.0)
+      cliver (~> 0.2.1)
+      multi_json (~> 1.0)
+      websocket-driver (>= 0.2.0)
+    polyglot (0.3.3)
+    rack (1.5.2)
+    rack-test (0.6.2)
+      rack (>= 1.0)
+    rails (4.0.0)
+      actionmailer (= 4.0.0)
+      actionpack (= 4.0.0)
+      activerecord (= 4.0.0)
+      activesupport (= 4.0.0)
+      bundler (>= 1.3.0, < 2.0)
+      railties (= 4.0.0)
+      sprockets-rails (~> 2.0.0)
+    railties (4.0.0)
+      actionpack (= 4.0.0)
+      activesupport (= 4.0.0)
+      rake (>= 0.8.7)
+      thor (>= 0.18.1, < 2.0)
+    rake (10.1.0)
+    rspec-core (2.14.5)
+    rspec-expectations (2.14.2)
+      diff-lcs (>= 1.1.3, < 2.0)
+    rspec-mocks (2.14.3)
+    rspec-rails (2.14.0)
+      actionpack (>= 3.0)
+      activesupport (>= 3.0)
+      railties (>= 3.0)
+      rspec-core (~> 2.14.0)
+      rspec-expectations (~> 2.14.0)
+      rspec-mocks (~> 2.14.0)
+    sprockets (2.10.0)
+      hike (~> 1.2)
+      multi_json (~> 1.0)
+      rack (~> 1.0)
+      tilt (~> 1.1, != 1.3.0)
+    sprockets-rails (2.0.0)
+      actionpack (>= 3.0)
+      activesupport (>= 3.0)
+      sprockets (~> 2.8)
+    sqlite3 (1.3.8)
+    thor (0.18.1)
+    thread_safe (0.1.2)
+      atomic
+    tilt (1.4.1)
+    treetop (1.4.15)
+      polyglot
+      polyglot (>= 0.3.1)
+    tzinfo (0.3.37)
+    websocket-driver (0.2.3)
+    xpath (2.0.0)
+      nokogiri (~> 1.3)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  appraisal
+  capybara
+  china_city!
+  coffee-rails
+  jquery-rails
+  launchy
+  poltergeist
+  rails (~> 4.0.0)
+  rspec-rails
+  sqlite3