module Nokogiri::Decorators::Slop - nokogiri-1.8.0 Documentation

# module Nokogiri::Decorators::Slop

The Slop decorator implements method missing such that a methods may be used instead of XPath or CSS. See Nokogiri.Slop

### Constants

XPATH_PREFIX

  The default XPath search context for Slop

### Public Instance Methods

method_missing(name, *args, &block) click to toggle source

look for node with `name`. See Nokogiri.Slop

Calls superclass method

    # File lib/nokogiri/decorators/slop.rb, line 12
    def method_missing name, *args, &block
      if args.empty?
        list = xpath("#{XPATH_PREFIX}#{name.to_s.sub(/^_/, '')}")
      elsif args.first.is_a? Hash
        hash = args.first
        if hash[:css]
          list = css("#{name}#{hash[:css]}")
        elsif hash[:xpath]
          conds = Array(hash[:xpath]).join(' and ')
          list = xpath("#{XPATH_PREFIX}#{name}[#{conds}]")
        end
      else
        CSS::Parser.without_cache do
          list = xpath(
            *CSS.xpath_for("#{name}#{args.first}", :prefix => XPATH_PREFIX)
          )
        end
      end

      super if list.empty?
      list.length == 1 ? list.first : list
    end

respond_to_missing?(name, include_private = false) click to toggle source

    # File lib/nokogiri/decorators/slop.rb, line 35
    def respond_to_missing? name, include_private = false
      list = xpath("#{XPATH_PREFIX}#{name.to_s.sub(/^_/, '')}")

      !list.empty?
    end