module Supervision

Constants

CircuitBreakerOpenError: Raised when circuit opens
DuplicateEntryError: Raised when registering duplicate circuit breaker name
InvalidParameterError: Raised when invalid configuration parameter is specified
SupervisionError: Generic error
TypeError: Raised when checking circuit type
VERSION

Public Class Methods

[](name) click to toggle source

Retrieve circuit by name

@return [Supervision::CircuitBreaker]

@api public

# File lib/supervision.rb, line 67
def [](name)
  circuit_system[name]
end

circuit_system() click to toggle source

# File lib/supervision.rb, line 51
def circuit_system
  Thread.current[:supervision_circuit_system] ||= @circuit_system
end

configuration() click to toggle source

# File lib/supervision.rb, line 40
def configuration
  @configuration ||= Configuration.new
end

included(base) click to toggle source

# File lib/supervision.rb, line 36
def included(base)
  base.send :extend, ClassMethods
end

init() click to toggle source

Initialize a circuit system

@api private

# File lib/supervision.rb, line 47
def init
  @circuit_system = CircuitSystem.new
end

new(name = nil, options = {}, &block) click to toggle source

Create a new circuit breaker

@api public

# File lib/supervision.rb, line 58
def new(name = nil, options = {}, &block)
  name ? supervise_as(name, options, &block) : supervise(options, &block)
end

Private Class Methods

method_missing(method_name, *args, &block) click to toggle source

Calls superclass method

# File lib/supervision.rb, line 73
def method_missing(method_name, *args, &block)
  super unless circuit_system.registered?(method_name)
  self[method_name].call(*args)
end