Module: Remnant::ClassMethods

Included in:
Remnant
Defined in:
lib/remnant/base.rb

Instance Method Summary collapse

Instance Method Details

#collect ⇒ Object 



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# File 'lib/remnant/base.rb', line 26

def collect
  @sample_counter ||= 0

  extra_remnant_key = Remnant::Discover.results.delete(:extra_remnant_key)

  if ::Rails.env.production? || ::Rails.env.staging? || ::Rails.env.demo?
    # only log if above sample rate
    if @sample_counter > configuration.sample_rate
      key_prefix = [
                    Remnant.configuration.tag,
                    Remnant.configuration.env,
                    extra_remnant_key
                   ].compact.join('.')

      Remnant::Discover.results.map do |remnant_key, ms|
        Remnant.handler.timing("#{key_prefix}.#{remnant_key}", ms.to_i)
      end

      Remnant.handler.timing("#{key_prefix}.gc", Remnant::GC.ms.to_i)
      Remnant.handler.timing("#{key_prefix}.db", Remnant::Database.total_time.to_i)

      @sample_counter = 0
    else
      @sample_counter += 1
    end
  else
    # always log in development mode
    Rails.logger.info "#{color(false, true)}--------------Remnants Discovered--------------#{color(true)}"

    Remnant::Discover.results.map do |remnant_key, ms|
      key = [
             extra_remnant_key,
             remnant_key
            ].compact.join('.')

      Rails.logger.info "#{Remnant.color}#{ms.to_i}ms#{Remnant.color(true)}\t#{key}"
    end
    Rails.logger.info "#{Remnant.color}#{Remnant::GC.time.to_i}ms (#{Remnant::GC.collections} collections)#{Remnant.color(true)}\tGC"

    # filters
    Rails.logger.info ""
    Rails.logger.info("#{color(false, true)}----- Filters (%.2fms) -----#{color(true)}" % Remnant::Filters.total_time)
    Remnant::Filters.filters.map do |filter|
      Rails.logger.info("#{color}%.2fms#{color(true)}\t#{filter[:name]} (#{filter[:type]})" % filter[:ms])
    end

    # template captures
    if Remnant::Template.enabled?
      Rails.logger.info ""
      Rails.logger.info "#{color(false, true)}----- Templates -----#{color(true)}"
      Remnant::Template.trace.root.children.map do |rendering|
        Remnant::Template.trace.log(Rails.logger, rendering)
      end
    end

    # sql captures
    Rails.logger.info ""
    Rails.logger.info("#{color(false, true)}---- Database (%.2fms) -----#{color(true)}" % Remnant::Database.total_time)
    if Remnant::Database.suppress?
      Rails.logger.info "queries suppressed in development mode"
    else
      Remnant::Database.queries.map do |query|
        Rails.logger.info("#{color}%.2fms#{color(true)}\t#{query.sql}" % (query.time * 1000))
      end
    end

    Rails.logger.info "#{color(false, true)}-----------------------------------------------#{color(true)}"
  end

  # run hook if given
  unless Remnant.configuration.custom_hook.nil?
    Remnant.configuration.custom_hook.call(Remnant::Discover.results)
  end

  Remnant::Database.reset
  Remnant::Template.reset
  Remnant::Filters.reset
  Remnant::Discover.results.clear
end

#color(default = false, heading = false) ⇒ Object 



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# File 'lib/remnant/base.rb', line 3

def color(default = false, heading = false)
  return "\033[0m" if default
  return "\033[0;01;33m" if heading

  @current_color ||= "\033[0;01;36m"
  @next_color ||= "\033[0;01;35m"

  @current_color, @next_color = @next_color, @current_color
  @current_color
end

#configuration ⇒ Object 



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# File 'lib/remnant/base.rb', line 18

def configuration
  @configuration ||= Remnant::Configuration.new.defaults!
end

#configure(&block) ⇒ Object 



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# File 'lib/remnant/base.rb', line 14

def configure(&block)
  configuration.instance_eval(&block)
end

#handler ⇒ Object 



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# File 'lib/remnant/base.rb', line 22

def handler
  @handler ||= Statsd.new(Remnant.configuration.hostname, Remnant.configuration.port_number)
end