#  Phusion Passenger - http://www.modrails.com/
#  Copyright (c) 2008, 2009 Phusion
#
#  "Phusion Passenger" is a trademark of Hongli Lai & Ninh Bui.
#
#  Permission is hereby granted, free of charge, to any person obtaining a copy
#  of this software and associated documentation files (the "Software"), to deal
#  in the Software without restriction, including without limitation the rights
#  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
#  copies of the Software, and to permit persons to whom the Software is
#  furnished to do so, subject to the following conditions:
#
#  The above copyright notice and this permission notice shall be included in
#  all copies or substantial portions of the Software.
#
#  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
#  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
#  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
#  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
#  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
#  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
#  THE SOFTWARE.

class Object # :nodoc:
	@@benchmark_results = {}

	def b!(name)
		time1 = Time.now
		begin
			yield
		ensure
			time2 = Time.now
			@@benchmark_results[name] = 0 unless @@benchmark_results.has_key?(name)
			@@benchmark_results[name] += time2 - time1
		end 
	end

	def benchmark_report(main = nil)
		total = 0
		if main.nil?
			@@benchmark_results.each_value do |time|
				total += time
			end
		else
			total = @@benchmark_results[main]
		end
		@@benchmark_results.each_pair do |name, time|
			printf "%-12s: %.4f (%.2f%%)\n", name, time, time / total * 100
		end
		printf "-- Total: %.4f\n", total
	end
end
