module Asciidoctor

def self.load(input, options = {}, &block)

returns the Asciidoctor::Document

block - a callback block for handling include::[] directives
see Asciidoctor::Document#initialize for details
options - a Hash of options to control processing (default: {})
input - the AsciiDoc source as a IO, String or Array.

Document object.
input is a File, information about the file is stored in attributes on the
Accepts input as an IO (or StringIO), String or String Array object. If the

Public: Parse the AsciiDoc source input into an Asciidoctor::Document 
def self.load(input, options = {}, &block)
  lines = nil
  if input.is_a?(File)
    options[:attributes] ||= {}
    attrs = options[:attributes]
    lines = input.readlines
    input_mtime = input.mtime
    input_path = File.expand_path(input.path)
    # hold off on setting infile and indir until we get a better sense of their purpose
    attrs['docfile'] = input_path
    attrs['docdir'] = File.dirname(input_path)
    attrs['docname'] = File.basename(input_path, File.extname(input_path))
    attrs['docdate'] = input_mtime.strftime('%Y-%m-%d')
    attrs['doctime'] = input_mtime.strftime('%H:%M:%S %Z')
    attrs['docdatetime'] = [attrs['docdate'], attrs['doctime']] * ' '
  elsif input.respond_to?(:readlines)
    input.rewind rescue nil
    lines = input.readlines
  elsif input.is_a?(String)
    lines = input.lines.entries
  elsif input.is_a?(Array)
    lines = input.dup
  else
    raise "Unsupported input type: #{input.class}"
  end
  Document.new(lines, options, &block) 
end