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# 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
|
