ruby/lib/rubygems/timer.rb

26 строки
511 B
Ruby

#
# This file defines a $log variable for logging, and a time() method for recording timing
# information.
#
#--
# Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others.
# All rights reserved.
# See LICENSE.txt for permissions.
#++
$log = Object.new
def $log.debug(str)
STDERR.puts str
end
def time(msg, width=25)
t = Time.now
return_value = yield
elapsed = Time.now.to_f - t.to_f
elapsed = sprintf("%3.3f", elapsed)
$log.debug "#{msg.ljust(width)}: #{elapsed}s"
return_value
end