Simple class to wrap a profile run around some code

development_profiler.rb

class DevelopmentProfiler
  
  def self.prof(file_name)
    
    RubyProf.start
    yield
    results = RubyProf.stop
    
    # Print a flat profile to text
    File.open "#{Rails.root}/tmp/performance/#{file_name}-graph.html", 'w' do |file|
      RubyProf::GraphHtmlPrinter.new(results).print(file)
    end
 
    File.open "#{Rails.root}/tmp/performance/#{file_name}-flat.txt", 'w' do |file|
      # RubyProf::FlatPrinter.new(results).print(file)
      RubyProf::FlatPrinterWithLineNumbers.new(results).print(file)
    end

    File.open "#{Rails.root}/tmp/performance/#{file_name}-stack.html", 'w' do |file|
      RubyProf::CallStackPrinter.new(results).print(file)
    end
 
  end
  
end