Module: Nokogiri::CSS::XPathVisitor::BuiltinsConfig

Defined in:

lib/nokogiri/css/xpath_visitor.rb

Overview

Enum to direct XPathVisitor when to use Nokogiri builtin XPath functions.

Constant Summary

NEVER =

Never use Nokogiri builtin functions, always generate vanilla XPath 1.0 queries. This is the default when calling Nokogiri::CSS.xpath_for directly.

:never

ALWAYS =

Always use Nokogiri builtin functions whenever possible. This is probably only useful for testing.

:always

OPTIMAL =

Only use Nokogiri builtin functions when they will be faster than vanilla XPath. This is the behavior chosen when searching for CSS selectors on a Nokogiri document, fragment, or node.

:optimal

VALUES =

:nodoc: array of values for validation

[NEVER, ALWAYS, OPTIMAL]