Parent

Methods

Rack::Runtime

Sets an “X-Runtime” response header, indicating the response time of the request, in seconds

You can put it right before the application to see the processing time, or before all the other middlewares to include time for them, too.

Public Class Methods

new(app, name = nil) click to toggle source
# File lib/rack/runtime.rb, line 9
def initialize(app, name = nil)
  @app = app
  @header_name = "X-Runtime"
  @header_name << "-#{name}" if name
end

Public Instance Methods

call(env) click to toggle source
# File lib/rack/runtime.rb, line 15
def call(env)
  start_time = Time.now
  status, headers, body = @app.call(env)
  request_time = Time.now - start_time

  if !headers.has_key?(@header_name)
    headers[@header_name] = "%0.6f" % request_time
  end

  [status, headers, body]
end

[Validate]

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