Class: HTML::Conditions

Inherits:
Hash show all
Defined in:
actionpack/lib/action_controller/vendor/html-scanner/html/node.rb

Overview

:nodoc:

Instance Method Summary collapse

Methods inherited from Hash

#as_json, #assert_valid_keys, #deep_dup, #deep_merge, #deep_merge!, #diff, #encode_json, #except, #except!, #extract!, #extractable_options?, from_xml, #reverse_merge, #reverse_merge!, #slice, #slice!, #stringify_keys, #stringify_keys!, #symbolize_keys, #symbolize_keys!, #to_param, #to_xml, #with_indifferent_access

Constructor Details

#initialize(hash) ⇒ Conditions

Returns a new instance of Conditions.



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# File 'actionpack/lib/action_controller/vendor/html-scanner/html/node.rb', line 6

def initialize(hash)
  super()
  hash = { :content => hash } unless Hash === hash
  hash = keys_to_symbols(hash)
  hash.each do |k,v|
    case k
      when :tag, :content then
        # keys are valid, and require no further processing
      when :attributes then
        hash[k] = keys_to_strings(v)
      when :parent, :child, :ancestor, :descendant, :sibling, :before,
              :after
        hash[k] = Conditions.new(v)
      when :children
        hash[k] = v = keys_to_symbols(v)
        v.each do |key,value|
          case key
            when :count, :greater_than, :less_than
              # keys are valid, and require no further processing
            when :only
              v[key] = Conditions.new(value)
            else
              raise "illegal key #{key.inspect} => #{value.inspect}"
          end
        end
      else
        raise "illegal key #{k.inspect} => #{v.inspect}"
    end
  end
  update hash
end