Class ActionDispatch::BestStandardsSupport < Object

# File actionpack/lib/action_dispatch/middleware/best_standards_support.rb, line 3
def initialize(app, type = true)
  @app = app

  @header = case type
  when true
    "IE=Edge,chrome=1"
  when :builtin
    "IE=Edge"
  when false
    nil
  end
end

# File actionpack/lib/action_dispatch/middleware/best_standards_support.rb, line 16
def call(env)
  status, headers, body = @app.call(env)

  if headers["X-UA-Compatible"] && @header
    unless headers["X-UA-Compatible"][@header]
      headers["X-UA-Compatible"] << "," << @header.to_s
    end
  else
    headers["X-UA-Compatible"] = @header
  end

  [status, headers, body]
end