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Viewing changes to vendor/rails/railties/lib/rubyprof_ext.rb

  • Committer: Richard Lee (Canonical)
  • Date: 2010-10-15 15:17:58 UTC
  • mfrom: (190.1.3 use-case-mapper)
  • Revision ID: richard.lee@canonical.com-20101015151758-wcvmfxrexsongf9d
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vendor/rails/railties/lib/rubyprof_ext.rb
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require 'prof'
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module Prof #:nodoc:
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  # Adapted from Shugo Maeda's unprof.rb
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  def self.print_profile(results, io = $stderr)
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    total = results.detect { |i|
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      i.method_class.nil? && i.method_id == :"#toplevel"
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    }.total_time
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    total = 0.001 if total < 0.001
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    io.puts "  %%   cumulative   self              self     total"
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    io.puts " time   seconds   seconds    calls  ms/call  ms/call  name"
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    sum = 0.0
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    for r in results
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      sum += r.self_time
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      name =  if r.method_class.nil?
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                r.method_id.to_s
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              elsif r.method_class.is_a?(Class)
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                "#{r.method_class}##{r.method_id}"
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              else
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                "#{r.method_class}.#{r.method_id}"
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              end
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      io.printf "%6.2f %8.3f  %8.3f %8d %8.2f %8.2f  %s\n",
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        r.self_time / total * 100,
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        sum,
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        r.self_time,
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        r.count,
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        r.self_time * 1000 / r.count,
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        r.total_time * 1000 / r.count,
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        name
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    end
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  end
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end