Fix code coverage to only show files under test?

Example/Rakefile

@@ -0,0 +1,21 @@
+require 'rake/clean'
+
+def pods; 'Pods'; end
+def podfile_lock; 'Podfile.lock'; end
+def build; 'build'; end
+def workspace; 'Colors'; end
+
+CLOBBER.include(podfile_lock)
+CLOBBER.include(pods)
+
+CLEAN.include(build)
+
+task :default => :test
+
+file podfile_lock do
+  sh 'pod install'
+end
+
+task :test => podfile_lock do
+  sh "xctool build -scheme #{workspace}-iOS -workspace #{workspace}.xcworkspace -sdk iphonesimulator OBJROOT=#{build} SHARED_PRECOMPS_DIR=#{build}"
+end

Rakefile

@@ -1,4 +1,4 @@
-def subfolders; ['Spec']; end
+def subfolders; ['Spec', 'Example']; end
 
 def subperform(command)
   subfolders.each do |subfolder|
@@ -25,6 +25,6 @@ task :test do
 end
 
 task :coverage do
-  options = subfolders.map { |subfolder| "-E '.*/#{subfolder}/.*'" }.join(' ')
-  sh "coveralls #{options}"
+  excludes = ['.*/Classes/.*\.h'] + subfolders.map { |subfolder| ".*/#{subfolder}/.*" }
+  sh "coveralls #{excludes.map { |exclude| "-E '#{exclude}'" }.join(' ')}"
 end