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require 'benchmark'
# A simple profiling callback system.
#
# @api public
module Puppet::Util::Profiler
require_relative 'profiler/wall_clock'
require_relative 'profiler/object_counts'
require_relative 'profiler/around_profiler'
@profiler = Puppet::Util::Profiler::AroundProfiler.new
# Reset the profiling system to the original state
#
# @api private
def self.clear
@profiler.clear
end
# Retrieve the current list of profilers
#
# @api private
def self.current
@profiler.current
end
# @param profiler [#profile] A profiler for the current thread
# @api private
def self.add_profiler(profiler)
@profiler.add_profiler(profiler)
end
# @param profiler [#profile] A profiler to remove from the current thread
# @api private
def self.remove_profiler(profiler)
@profiler.remove_profiler(profiler)
end
# Profile a block of code and log the time it took to execute.
#
# This outputs logs entries to the Puppet masters logging destination
# providing the time it took, a message describing the profiled code
# and a leaf location marking where the profile method was called
# in the profiled hierarchy.
#
# @param message [String] A description of the profiled event
# @param metric_id [Array] A list of strings making up the ID of a metric to profile
# @param block [Block] The segment of code to profile
# @api public
def self.profile(message, metric_id, &block)
@profiler.profile(message, metric_id, &block)
end
end
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