Module: XamplGenerator

Includes:
Xampl
Defined in:
lib/xamplr-gen/yuml-out.rb,
lib/xamplr-gen/graphml-out.rb,
lib/xamplr-gen/xampl-generator.rb,
lib/xamplr-gen/xampl-hand-generated.rb

Defined Under Namespace

Modules: AttributeAsChild, ChildElementAsChild, ElementAsChild, ElementsAsChild, IndexAttributeAsChild, OptionsAsChild, ResolveAsChild Classes: Attribute, ChildElement, Element, Elements, Generator, GraphMLOut, IndexAttribute, Options, Resolve, StandardGeneratorTemplates, YUMLOut

Class Method Summary collapse

Class Method Details

.from_command_line(options = nil) ⇒ Object 



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# File 'lib/xamplr-gen/xampl-generator.rb', line 517

def XamplGenerator.from_command_line(options=nil)
  opts = GetoptLong.new(
          ["--options", "-o", GetoptLong::REQUIRED_ARGUMENT],
          ["--elements", "-e", GetoptLong::REQUIRED_ARGUMENT],
          ["--gen:options", "-O", GetoptLong::OPTIONAL_ARGUMENT],
          ["--gen:elements", "-E", GetoptLong::OPTIONAL_ARGUMENT],
          ["--directory", "-d", GetoptLong::REQUIRED_ARGUMENT],
          ["--help", "-h", GetoptLong::NO_ARGUMENT],
          ["--version", "-v", GetoptLong::NO_ARGUMENT]
  )

  write_options = nil
  write_elements = nil
  directory = File.join(".", "tmp")

  opts.each do |opt, arg|
    case opt
      when "--help" then
        puts "--help, -h          :: this help message"
        puts "--options, -o       :: xml file seting the generation options"
        puts "--elements, -e      :: xml file providing a hint 'schema' (very optional)"
        puts "--gen:options, -O   :: write an xml file describing the options used (default gen-options.xml)"
        puts "--gen:elements, -E  :: write an xml file describing the 'schema' (default gen-elements.xml)"
        puts "--directory, -o     :: where to write the generated files (default #{directory})"
        puts "--version, -o       :: what version of xampl is this?"
        exit
      when "--version" then
        puts "version 0.0.0"
        exit
      when "--directory"
        directory = arg
      when "--options"
        puts "sorry, cannot read options yet"
      when "--elements"
        puts "sorry, cannot read elements yet"
      when "--gen:options"
        write_options = (arg and (0 < arg.length)) ? arg : "gen-options.xml"
      when "--gen:elements"
        write_elements = (arg and (0 < arg.length)) ? arg : "gen-elements.xml"
      else
        puts "  #{opt} #{arg}"
    end
  end

  puts "write options to: #{write_options}" if write_options
  puts "write elements to: #{write_elements}" if write_elements
  puts "write generated code to: #{directory}" if directory

  generator = Generator.new(options)

  filenames = []
  ARGV.each do |name|
    filenames << name
  end

  if 0 < filenames.length then
    generator.comprehend_from_files(filenames)
    generator.generate_to_directory(directory)

    #TODO -- are these writing to the correct location, is this even possible to call anymore?
    generator.print_elements(write_elements) if write_elements
  end
end