lib/observed/observer_helpers/timer.rb
module Observed
module ObserverHelpers
module Timer
require 'timeout'
def time(options={}, &block)
timeout_in_seconds = options[:timeout_in_seconds] ||
fail("The key `:timeout_in_seconds` must be exist in the options: #{options}")
begin
before = system.now
r = Timeout::timeout(timeout_in_seconds) do
{ status: :success, result: block.call }
end
after = system.now
elapsed_time = after - before
r[:elapsed_time] = elapsed_time
r
rescue Timeout::Error => e
log_debug "Handled the error but logging it just for your info: #{e.message}\n#{e.backtrace.join("\n")}" if self.is_a? Logging
{ status: :error, error: {message: 'Timed out.'}, timed_out: true }
rescue => e
log_error "Handled the error: #{e.message}\n#{e.backtrace.join("\n")}" if self.is_a? Logging
{ status: :error, error: {message: e.message} }
end
end
def time_and_report(options={}, &block)
tag = options[:tag] || (self.respond_to?(:tag) && self.tag) || fail("The key `:tag` must be exist in the options: #{options}")
format = options[:format] || ->(r){ r }
result = time(options, &block)
data = ["#{tag}.#{result[:status]}", format.call(result)]
if self.method(:observe).parameters.size != 1
system.report(*data)
end
data
end
end
end
end