module Ronn::Utils

def block_element?(name)
  HTML_BLOCK.include?(name)
end

def child_of?(node, tag)
  while node
    return true if node.name && node.name.downcase == tag
    node = node.parent
  end
  false
end

def empty_element?(name)
  HTML_EMPTY.include?(name)
end

def html_element?(name)
  HTML.include?(name)
end

def inline_element?(name)
  HTML_INLINE.include?(name)
end