Class: Metriks::Reporter::ProcTitle

Inherits:
Object
  • Object
show all
Defined in:
lib/metriks/reporter/proc_title.rb

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ ProcTitle

Returns a new instance of ProcTitle.



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# File 'lib/metriks/reporter/proc_title.rb', line 3

def initialize(options = {})
  @rounding = options[:rounding] || 1
  @prefix   = options[:prefix]   || $0.dup

  @interval  = options[:interval] || 5
  @on_error  = options[:on_error] || proc { |ex| }

  @metrics  = []
end

Instance Method Details

#add(name, suffix = nil, &block) ⇒ Object 



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# File 'lib/metriks/reporter/proc_title.rb', line 13

def add(name, suffix = nil, &block)
  @metrics << [ name, suffix, block ]
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/metriks/reporter/proc_title.rb', line 17

def empty?
  @metrics.empty?
end

#restart ⇒ Object 



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# File 'lib/metriks/reporter/proc_title.rb', line 44

def restart
  stop
  start
end

#start ⇒ Object 



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# File 'lib/metriks/reporter/proc_title.rb', line 21

def start
  @thread ||= Thread.new do
    loop do
      begin
        unless @metrics.empty?
          title = generate_title
          if title && !title.empty?
            $0 = "#{@prefix} #{title}"
          end
        end
      rescue Exception => ex
        @on_error[ex] rescue nil
      end
      sleep @interval
    end
  end
end

#stop ⇒ Object 



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# File 'lib/metriks/reporter/proc_title.rb', line 39

def stop
  @thread.kill if @thread
  @thread = nil
end