Class: Flipper::Instrumenters::Memory

Inherits:
Object
  • Object
show all
Defined in:
lib/flipper/instrumenters/memory.rb

Overview

Instrumentor that is useful for tests as it stores each of the events that are instrumented.

Defined Under Namespace

Classes: Event

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initializeMemory

Returns a new instance of Memory.



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# File 'lib/flipper/instrumenters/memory.rb', line 10

def initialize
  @events = []
end

Instance Attribute Details

#eventsObject (readonly)

Returns the value of attribute events.



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# File 'lib/flipper/instrumenters/memory.rb', line 8

def events
  @events
end

Instance Method Details

#event_by_name(name) ⇒ Object



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# File 'lib/flipper/instrumenters/memory.rb', line 33

def event_by_name(name)
  events_by_name(name).first
end

#events_by_name(name) ⇒ Object



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# File 'lib/flipper/instrumenters/memory.rb', line 29

def events_by_name(name)
  @events.select { |event| event.name == name }
end

#instrument(name, payload = {}) ⇒ Object



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# File 'lib/flipper/instrumenters/memory.rb', line 14

def instrument(name, payload = {})
  # Copy the payload to guard against later modifications to it, and to
  # ensure that all instrumentation code uses the payload passed to the
  # block rather than the one passed to #instrument.
  payload = payload.dup

  result = yield payload if block_given?
rescue Exception => e
  payload[:exception] = [e.class.name, e.message]
  payload[:exception_object] = e
  raise e
ensure
  @events << Event.new(name, payload, result)
end

#resetObject



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# File 'lib/flipper/instrumenters/memory.rb', line 37

def reset
  @events = []
end