35 lines
906 B
Plaintext
35 lines
906 B
Plaintext
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#!/usr/bin/ruby1.8
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if ARGV.empty?
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$stderr.puts "Usage: profiler 'Person.expensive_method(10)' [times]"
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exit(1)
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end
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# Keep the expensive require out of the profile.
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$stderr.puts 'Loading Rails...'
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require File.dirname(__FILE__) + '/../config/environment'
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# Define a method to profile.
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if ARGV[1] and ARGV[1].to_i > 1
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eval "def profile_me() #{ARGV[1]}.times { #{ARGV[0]} } end"
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else
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eval "def profile_me() #{ARGV[0]} end"
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end
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# Use the ruby-prof extension if available. Fall back to stdlib profiler.
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begin
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require 'prof'
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$stderr.puts 'Using the ruby-prof extension.'
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Prof.clock_mode = Prof::GETTIMEOFDAY
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Prof.start
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profile_me
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results = Prof.stop
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require 'rubyprof_ext'
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Prof.print_profile(results, $stderr)
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rescue LoadError
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$stderr.puts 'Using the standard Ruby profiler.'
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Profiler__.start_profile
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profile_me
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Profiler__.stop_profile
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Profiler__.print_profile($stderr)
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end
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