new(*parts) Class Public methods Creates a new

table_of_contents() Instance Public methods Returns an Array of headings in

merged?() Instance Public methods Does this

empty?() Instance Public methods Does this document have no parts?

<<(part) Instance Public methods Appends part to the document

concat(parts) Instance Public methods Concatenates the given parts

each(&block) Instance Public methods

accept(visitor) Instance Public methods Runs this document and all its items

file=(location) Instance Public methods The file this

merge(other) Instance Public methods When this is a collection of documents