Module: Frequent

Defined in:
lib/frequent.rb,
lib/frequent.rb,
lib/frequent.rb

Defined Under Namespace

Modules: Deferred Classes: Probe

Constant Summary collapse

VERSION = 
0.1
ProbeNameError = 
Class.new(StandardError)

Class Method Summary collapse

Class Method Details

.constantize(name) ⇒ Object 



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# File 'lib/frequent.rb', line 18

def self.constantize(name)
  names = name.split('::')
  names.shift if names.first == ''
  constant = Object
  until names.empty?
    n = names.shift
    return nil unless constant.const_defined?(n)
    constant = constant.const_get(n, false)
  end
  constant
end

.instrument(name) ⇒ Object 



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# File 'lib/frequent.rb', line 6

def self.instrument(name)
  probe = Frequent::Probe.new(name)
  probes[name] = probe
  Frequent::Deferred.enable! unless probe.enabled?
  if block_given?
    yield
    probe.disable!
    probes.delete(name)
  end
  probe
end

.probes ⇒ Object 



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# File 'lib/frequent.rb', line 30

def self.probes
  @probes ||= {}
end