don't run build on unsupported versions of Ruby (part of #2764)

1 files changed, 3 insertions, 29 deletions

diff --git a/Gemfile b/Gemfile
index e06f497e..e9f83a59 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,35 +4,9 @@ source 'https://rubygems.org'
 gemspec
 
 group :development do
-  ruby_version = Gem::Version.new RUBY_VERSION
-  gem 'concurrent-ruby', '~> 1.0.0' unless ruby_version < (Gem::Version.new '1.9.3')
-  if ruby_version < (Gem::Version.new '2.2.0')
-    if ruby_version < (Gem::Version.new '2.1.0')
-      if ruby_version < (Gem::Version.new '2.0.0')
-        gem 'haml', '~> 4.0.0'
-        if ruby_version < (Gem::Version.new '1.9.3')
-          gem 'cucumber', '~> 1.3.0'
-          gem 'nokogiri', '~> 1.5.0'
-          gem 'slim', '~> 2.1.0'
-          gem 'thread_safe', '0.3.6'
-          gem 'tilt', '2.0.7'
-        else
-          gem 'nokogiri', '~> 1.6.0'
-          gem 'slim', '<= 3.0.7'
-        end
-      else
-        gem 'nokogiri', '~> 1.6.0'
-      end
-    else
-      gem 'nokogiri', '~> 1.7.0' if Gem::Platform.local =~ 'x86-mingw32' || Gem::Platform.local =~ 'x64-mingw32'
-      # pin nokogiri because XPath behavior changed on JRuby starting in 1.8.3 (see sparklemotion/nokogiri#1803)
-      gem 'nokogiri', '1.8.2' if RUBY_ENGINE == 'jruby'
-      gem 'racc', '~> 1.4.0' if RUBY_VERSION == '2.1.0' && RUBY_ENGINE == 'rbx'
-    end
-  else
-    # pin nokogiri because XPath behavior changed on JRuby starting in 1.8.3 (see sparklemotion/nokogiri#1803)
-    gem 'nokogiri', '1.8.2' if RUBY_ENGINE == 'jruby'
-  end
+  gem 'concurrent-ruby', '~> 1.0.0'
+  # pin nokogiri because XPath behavior changed on JRuby starting in 1.8.3 (see sparklemotion/nokogiri#1803)
+  gem 'nokogiri', '1.8.2' if RUBY_ENGINE == 'jruby'
 end
 
 group :doc do