Fix older Rubies and reenable coverage

.travis.yml

@@ -6,7 +6,6 @@ rvm:
   - 2.2.6
   - 2.1.9
   - 2.0.0
-  - jruby-head
   - 1.9.3
   - 1.8.7
   - ree

Gemfile

@@ -4,6 +4,16 @@
 # be accepted.
 
 source "https://rubygems.org/"
+
+if RUBY_VERSION < '1.9'
+  gem 'rdoc', '< 4.0'
+elsif RUBY_VERSION >= '2.0'
+  if RUBY_ENGINE == 'ruby'
+    gem 'simplecov', '~> 0.7'
+    gem 'coveralls', '~> 0.7'
+  end
+end
+
 gemspec
 
 # vim: syntax=ruby

Rakefile

@@ -14,37 +14,29 @@ Hoe.plugin :travis
 spec = Hoe.spec 'diff-lcs' do
   developer('Austin Ziegler', 'halostatue@gmail.com')
 
-  self.need_tar = true
+  require_ruby_version '>= 1.8'
 
   self.history_file = 'History.rdoc'
   self.readme_file = 'README.rdoc'
-  self.extra_rdoc_files = FileList["*.rdoc"].to_a
-
-  %w(MIT Perl\ Artistic\ v2 GNU\ GPL\ v2).each { |l| self.license l }
-
-  self.extra_dev_deps << ['hoe-bundler', '~> 1.2']
-  self.extra_dev_deps << ['hoe-doofus', '~> 1.0']
-  self.extra_dev_deps << ['hoe-gemspec2', '~> 1.1']
-  self.extra_dev_deps << ['hoe-git', '~> 1.5']
-  self.extra_dev_deps << ['hoe-rubygems', '~> 1.0']
-  self.extra_dev_deps << ['hoe-travis', '~> 1.2']
-  self.extra_dev_deps << ['rake', '~> 10.0']
-  self.extra_dev_deps << ['rspec', '>= 2.0', '< 4.0']
-
-  if RUBY_VERSION >= '1.9' and (ENV['CI'] or ENV['TRAVIS'])
-    self.extra_dev_deps << ['simplecov', '~> 0.8']
-    self.extra_dev_deps << ['coveralls', '~> 0.7']
-  end
+  self.licenses = [ 'MIT', 'Perl Artistic v2', 'GNU GPL v2' ]
+
+  extra_dev_deps << ['hoe-doofus', '~> 1.0']
+  extra_dev_deps << ['hoe-gemspec2', '~> 1.1']
+  extra_dev_deps << ['hoe-git', '~> 1.6']
+  extra_dev_deps << ['hoe-rubygems', '~> 1.0']
+  extra_dev_deps << ['hoe-travis', '~> 1.2']
+  extra_dev_deps << ['rspec', '>= 2.0', '< 4']
+  extra_dev_deps << ['rake', '>= 10.0', '< 12']
+  extra_dev_deps << ['rdoc', '>= 0']
 end
 
 unless Rake::Task.task_defined? :test
   task :test => :spec
   Rake::Task['travis'].prerequisites.replace(%w(spec))
 end
 
-if RUBY_VERSION >= '1.9'
+if RUBY_VERSION >= '2.0' && RUBY_ENGINE == 'ruby'
   namespace :spec do
-    desc "Submit test coverage to Coveralls"
     task :coveralls do
       if ENV['CI'] or ENV['TRAVIS']
         ENV['COVERALLS'] = 'yes'
@@ -54,7 +46,7 @@ if RUBY_VERSION >= '1.9'
       end
     end
 
-    desc "Runs test coverage. Only works Ruby 1.9+ and assumes 'simplecov' is installed."
+    desc "Runs test coverage. Only works Ruby 2.0+ and assumes 'simplecov' is installed."
     task :coverage do
       ENV['COVERAGE'] = 'yes'
       Rake::Task['spec'].execute
@@ -63,5 +55,3 @@ if RUBY_VERSION >= '1.9'
 
   # Rake::Task['travis'].prerequisites.replace(%w(spec:coveralls))
 end
-
-# vim: syntax=ruby