Class: Counters::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/counters/base.rb

Direct Known Subclasses

File, Memory, Redis, StatsD

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ Base

Returns a new instance of Base.



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# File 'lib/counters/base.rb', line 8

def initialize(options={})
  @options   = options
  @namespace = options[:namespace]
end

Instance Attribute Details

#namespace(*args) ⇒ Object 



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# File 'lib/counters/base.rb', line 40

def namespace(*args)
  if args.empty? then
    @namespace
  else
    other = self.dup
    other.namespace = [@namespace.to_s, args.first].join(".")
    other
  end
end

Instance Method Details

#hit(key) ⇒ Object 



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# File 'lib/counters/base.rb', line 13

def hit(key)
  validate(key)
  record_hit(namespaced_key(key))
end

#latency(key, time_in_seconds = nil) ⇒ Object 



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# File 'lib/counters/base.rb', line 23

def latency(key, time_in_seconds=nil)
  result = nil
  validate(key)
  if block_given? then
    raise ArgumentError, "Must pass either a latency or a block, not both: received #{time_in_seconds.inspect} in addition to a block" if time_in_seconds
    time_in_seconds = Benchmark.measure { result = yield }.real
  end

  record_latency(namespaced_key(key), time_in_seconds)
  result
end

#magnitude(key, value) ⇒ Object 



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

def magnitude(key, value)
  validate(key)
  record_magnitude(namespaced_key(key), value)
end

#ping(key) ⇒ Object 



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# File 'lib/counters/base.rb', line 35

def ping(key)
  validate(key)
  record_ping(namespaced_key(key))
end