Replace rcov with simplecov

rcov doesn't support Ruby 1.9+

Gemfile.lock

@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    taps (0.3.23)
+    taps (0.3.24)
       rack (>= 1.0.1)
       rest-client (>= 1.4.0, < 1.7.0)
       sequel (~> 3.20.0)
@@ -19,20 +19,24 @@ GEM
     hoptoad_notifier (2.4.7)
       activesupport
       builder
-    mime-types (1.18)
+    mime-types (1.25)
     mocha (0.9.8)
       rake
+    multi_json (1.8.2)
     mysql (2.8.1)
     mysql2 (0.2.6)
     pg (0.9.0)
     rack (1.2.1)
     rack-test (0.5.7)
       rack (>= 1.0)
     rake (0.8.7)
-    rcov (0.9.9)
     rest-client (1.6.7)
       mime-types (>= 1.16)
     sequel (3.20.0)
+    simplecov (0.7.1)
+      multi_json (~> 1.0)
+      simplecov-html (~> 0.7.1)
+    simplecov-html (0.7.1)
     sinatra (1.0)
       rack (>= 1.0)
     sqlite3 (1.3.6)
@@ -54,7 +58,7 @@ DEPENDENCIES
   pg (= 0.9.0)
   rack-test
   rake
-  rcov
+  simplecov
   sqlite3 (~> 1.2)
   taps!
   thin (> 1.2.0)

Rakefile

@@ -1,3 +1,5 @@
+require 'simplecov'
+
 task :build do
   gemspec = Gem::Specification.load("taps.gemspec")
   target  = "pkg/#{gemspec.file_name}"
@@ -8,7 +10,7 @@ task :build do
 end
 
 begin
-  require 'rake/rdoctask'
+  require 'rdoc/task'
   Rake::RDocTask.new do |rdoc|
     rdoc.rdoc_dir = 'rdoc'
     rdoc.title = 'taps'
@@ -20,19 +22,9 @@ rescue LoadError
    puts "Rdoc is not available"
 end
 
-begin
-  require 'rcov/rcovtask'
-  Rcov::RcovTask.new do |t|
-    t.libs << 'spec'
-    t.test_files = FileList['spec/*_spec.rb']
-    t.verbose = true
-  end
-rescue LoadError
-  puts "RCov is not available. In order to run rcov, you must: sudo gem install rcov"
-end
-
 desc "Run all specs; requires the bacon gem"
 task :spec do
+  SimpleCov.start if ENV["COVERAGE"]
   if `which bacon`.empty?
     puts "bacon is not available. In order to run the specs, you must: sudo gem install bacon."
   else

taps.gemspec

@@ -23,6 +23,6 @@ Gem::Specification.new do |gem|
   gem.add_development_dependency "mocha"
   gem.add_development_dependency "rack-test"
   gem.add_development_dependency "rake"
-  gem.add_development_dependency "rcov"
+  gem.add_development_dependency "simplecov"
 end