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rack-3.0.8
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rack
content_type.rb
# frozen_string_literal: true require_relative 'constants' require_relative 'utils' module Rack # Sets the content-type header on responses which don't have one. # # Builder Usage: # use Rack::ContentType, "text/plain" # # When no content type argument is provided, "text/html" is the # default. class ContentType include Rack::Utils def initialize(app, content_type = "text/html") @app = app @content_type = content_type end def call(env) status, headers, _ = response = @app.call(env) unless STATUS_WITH_NO_ENTITY_BODY.key?(status.to_i) headers[CONTENT_TYPE] ||= @content_type end response end end end
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