Fix builds by pinning gem versions and updating cucumber

Gemfile

@@ -16,8 +16,10 @@ if RUBY_VERSION < '1.9.3'
   gem 'rake', '< 11.0.0' # rake 11 requires Ruby 1.9.3 or later
 elsif RUBY_VERSION < '2.0.0'
   gem 'rake', '< 12.0.0' # rake 12 requires Ruby 2.0.0 or later
+elsif RUBY_VERSION < '2.2.0'
+  gem 'rake', '< 13.0.0' # rake 13 requires Ruby 2.2.0 or later
 else
-  gem 'rake', '>= 12.3.3'
+  gem 'rake', '>= 13.0.0'
 end
 
 if ENV['DIFF_LCS_VERSION']
@@ -47,6 +49,8 @@ end
 
 if RUBY_VERSION < '2.2.0' && !!(RbConfig::CONFIG['host_os'] =~ /cygwin|mswin|mingw|bccwin|wince|emx/)
   gem 'ffi', '< 1.10'
+elsif RUBY_VERSION < '2.4.0' && !!(RbConfig::CONFIG['host_os'] =~ /cygwin|mswin|mingw|bccwin|wince|emx/)
+  gem 'ffi', '< 1.15'
 elsif RUBY_VERSION < '2.0'
   gem 'ffi', '< 1.9.19' # ffi dropped Ruby 1.8 support in 1.9.19
 elsif RUBY_VERSION < '2.3.0'
@@ -59,8 +63,10 @@ if RUBY_VERSION < '2.3.0' && !!(RbConfig::CONFIG['host_os'] =~ /cygwin|mswin|min
   gem "childprocess", "< 1.0.0"
 elsif RUBY_VERSION < '2.0.0'
   gem "childprocess", "< 1.0.0"
+elsif RUBY_VERSION < '2.3.0'
+  gem "childprocess", "< 3.0.0"
 else
-  gem "childprocess", "> 1.0.0"
+  gem "childprocess", ">= 3.0.0"
 end
 
 platforms :jruby do
@@ -88,6 +94,10 @@ if RUBY_VERSION < '2.4.0'
   gem 'minitest', '< 5.12.0'
 end
 
+if RUBY_VERSION < '2.0.0'
+  gem 'cucumber', "<= 1.3.22"
+end
+
 gem 'contracts', '< 0.16' if RUBY_VERSION < '1.9.0'
 
 eval File.read('Gemfile-custom') if File.exist?('Gemfile-custom')

cucumber.yml

@@ -1,6 +1,11 @@
 <%
+
+USE_TILDE_TAGS = !defined?(::RUBY_ENGINE_VERSION) || (::RUBY_ENGINE_VERSION < '2.0.0')
+NOT_WIP_TAG = USE_TILDE_TAGS ? '~@wip' : '"not @wip"'
+NOT_JRUBY_TAG = USE_TILDE_TAGS ? '~@no-jruby' : '"not @no-jruby"'
+
 exclusions = []
-exclusions << ' --tags ~@no-jruby' if RUBY_PLATFORM == 'java'
+exclusions << " --tags #{NOT_JRUBY_TAG}" if RUBY_PLATFORM == 'java'
 %>
-default: --require features --strict --format progress --tags ~@wip<%= exclusions.join %> features
+default: --require features --strict --format progress --tags <%= NOT_WIP_TAG %><%= exclusions.join %> features
 wip:     --require features --tags @wip:30 --wip features

features/command_line/init.feature

@@ -25,7 +25,7 @@ Feature: `--init` option
   Scenario: Accept and use the recommended settings in `spec_helper` (which are initially commented out)
     Given I have a brand new project with no files
       And I have run `rspec --init`
-     When I accept the recommended settings by removing `=begin` and `=end` from `spec/spec_helper.rb`
+     When I accept the recommended settings by removing `=begin` and `=end` from `spec_helper.rb`
       And I create "spec/addition_spec.rb" with the following content:
         """ruby
         RSpec.describe "Addition" do

features/metadata/described_class.feature

@@ -6,7 +6,11 @@ Feature: described class
   Scenario: Access the described class from the example
     Given a file named "spec/example_spec.rb" with:
       """ruby
-      RSpec.describe Fixnum do
+      RSpec.describe Symbol do
+        it "is available as described_class" do
+          expect(described_class).to eq(Symbol)
+        end
+
         describe 'inner' do
           describe String do
             it "is available as described_class" do

features/step_definitions/additional_cli_steps.rb

@@ -114,7 +114,7 @@
   set_environment_variable('RUBYOPT', ENV['RUBYOPT'] + " -I#{gem_dir}/lib")
 end
 
-When "I accept the recommended settings by removing `=begin` and `=end` from `spec/spec_helper.rb`" do
+When('I accept the recommended settings by removing `=begin` and `=end` from `spec_helper.rb`') do
   cd('.') do
     spec_helper = File.read("spec/spec_helper.rb")
     expect(spec_helper).to include("=begin", "=end")

features/support/diff_lcs_versions.rb

@@ -1,16 +1,16 @@
 require 'diff-lcs'
 
 Around "@skip-when-diff-lcs-1.4" do |scenario, block|
-  if Diff::LCS::VERSION.to_f >= 1.4
-    warn "Skipping scenario #{scenario.title} on `diff-lcs` v#{Diff::LCS::VERSION.to_f}"
+  if Diff::LCS::VERSION >= '1.4'
+    skip_this_scenario "Skipping scenario #{scenario.name} on `diff-lcs` v#{Diff::LCS::VERSION}"
   else
     block.call
   end
 end
 
 Around "@skip-when-diff-lcs-1.3" do |scenario, block|
-  if Diff::LCS::VERSION.to_f < 1.4
-    warn "Skipping scenario #{scenario.title} on `diff-lcs` v#{Diff::LCS::VERSION.to_f}"
+  if Diff::LCS::VERSION < '1.4'
+    skip_this_scenario "Skipping scenario #{scenario.name} on `diff-lcs` v#{Diff::LCS::VERSION}"
   else
     block.call
   end

features/support/jruby.rb

@@ -1,4 +1,8 @@
 Around "@broken-on-jruby-9000" do |scenario, block|
   require 'rspec/support/ruby_features'
-  block.call unless RSpec::Support::Ruby.jruby_9000?
+  if RSpec::Support::Ruby.jruby_9000?
+    skip_this_scenario "Skipping scenario #{scenario.name} not supported on JRuby 9000"
+  else
+    block.call
+  end
 end

features/support/require_expect_syntax_in_aruba_specs.rb

@@ -1,6 +1,9 @@
 if defined?(Cucumber)
   require 'shellwords'
-  Before('~@allow-should-syntax', '~@with-clean-spec-opts') do
+  use_tilde_tags = !defined?(::RUBY_ENGINE_VERSION) || (::RUBY_ENGINE_VERSION < '2.0.0')
+  exclude_allow_should_syntax = use_tilde_tags ? '~@allow-should-syntax' : 'not @allow-should-syntax'
+  exclude_with_clean_spec_ops = use_tilde_tags ? '~@with-clean-spec-opts' : 'not @with-clean-spec-opts'
+  Before(exclude_allow_should_syntax, exclude_with_clean_spec_ops) do
     set_environment_variable('SPEC_OPTS', "-r#{Shellwords.escape(__FILE__)}")
   end
 

features/support/rubinius.rb

@@ -2,5 +2,9 @@
 ENV['RBXOPT'] = "#{ENV["RBXOPT"]} -Xcompiler.no_rbc"
 
 Around "@unsupported-on-rbx" do |scenario, block|
-  block.call unless defined?(Rubinius)
+  if defined?(Rubinius)
+    block.call
+  else
+    skip_this_scenario "Skipping scenario #{scenario.name} not supported on Rubinius"
+  end
 end

features/support/ruby_27_support.rb

@@ -2,6 +2,6 @@
   if RUBY_VERSION.to_f == 2.7
     block.call
   else
-    warn "Skipping scenario #{scenario.title} on Ruby v#{RUBY_VERSION}"
+    skip_this_scenario "Skipping scenario #{scenario.name} on Ruby v#{RUBY_VERSION}"
   end
 end

rspec-core.gemspec

@@ -45,7 +45,7 @@ Gem::Specification.new do |s|
     s.add_runtime_dependency "rspec-support", "~> #{RSpec::Core::Version::STRING.split('.')[0..1].concat(['0']).join('.')}"
   end
 
-  s.add_development_dependency "cucumber", "~> 1.3"
+  s.add_development_dependency "cucumber", ">= 1.3"
   s.add_development_dependency "minitest", "~> 5.3"
   s.add_development_dependency "aruba",    "~> 0.14.9"