Benchmark Rails middleware

console.rb

# Open an Rails console and paste these below.
# (exit and open another in case of edit)

noop    = Proc.new {[200, {}, ["hello"]]}
request = Rack::MockRequest.new(noop)

Rails.configuration.middleware = Rails.configuration.middleware.dup

Benchmark.ips do |x|
	x.config(time: 250, warmup: 5)
  x.report("With logging middleware")     { request.get("/")  }

  Rails.configuration.middleware.delete RailsSemanticLogger::Rack::Logger

	x.report("Without logging middleware")  { request.get("/") }
	x.compare!
end

Warming up --------------------------------------
With logging middleware
                         4.853k i/100ms
Without logging middleware
                         4.639k i/100ms
Calculating -------------------------------------
With logging middleware
                         50.908k (±18.2%) i/s -     12.200M in 250.073357s
Without logging middleware
                         51.718k (±19.4%) i/s -     12.275M in 250.033135s

Comparison:
Without logging middleware:    51717.7 i/s
With logging middleware:    50907.6 i/s - same-ish: difference falls within error