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# frozen_string_literal: true
require "nokogiri"
require "active_support"
require "active_support/core_ext/module/attribute_accessors"
require "rails/dom/testing/assertions"
module Rails
module Dom
module Testing
mattr_accessor :default_html_version, default: :html4
class << self
def html5_support?
defined?(Nokogiri::HTML5)
end
def html_document(html_version: nil)
parser_classes = { html4: Nokogiri::HTML4::Document }
parser_classes[:html5] = Nokogiri::HTML5::Document if html5_support?
choose_html_parser(parser_classes, html_version: html_version)
end
def html_document_fragment(html_version: nil)
parser_classes = { html4: Nokogiri::HTML4::DocumentFragment }
parser_classes[:html5] = Nokogiri::HTML5::DocumentFragment if html5_support?
choose_html_parser(parser_classes, html_version: html_version)
end
private
def choose_html_parser(parser_classes, html_version: nil)
html_version ||= Rails::Dom::Testing.default_html_version
case html_version
when :html4
parser_classes[:html4]
when :html5
unless Rails::Dom::Testing.html5_support?
raise NotImplementedError, "html5 parser is not supported on this platform"
end
parser_classes[:html5]
else
raise ArgumentError, "html_version must be :html4 or :html5, received #{html_version.inspect}"
end
end
end
end
end
end
|
