Rack::Chunked

# File lib/rack/chunked.rb, line 38
def initialize(app)
  @app = app
end

# File lib/rack/chunked.rb, line 53
def call(env)
  status, headers, body = @app.call(env)
  headers = HeaderHash.new(headers)

  if ! chunkable_version?(env['HTTP_VERSION']) ||
     STATUS_WITH_NO_ENTITY_BODY.include?(status) ||
     headers[CONTENT_LENGTH] ||
     headers['Transfer-Encoding']
    [status, headers, body]
  else
    headers.delete(CONTENT_LENGTH)
    headers['Transfer-Encoding'] = 'chunked'
    [status, headers, Body.new(body)]
  end
end

# File lib/rack/chunked.rb, line 44
def chunkable_version?(ver)
  case ver
  when "HTTP/1.0", nil, "HTTP/0.9"
    false
  else
    true
  end
end