Class: GreenPepper::ArgumentParser

Inherits:
Object
  • Object
show all
Defined in:
lib/greenpepper/argumentparser.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args) ⇒ ArgumentParser

Returns a new instance of ArgumentParser.



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# File 'lib/greenpepper/argumentparser.rb', line 11

def initialize(args)
  @execution_context = {:html_results_output => true,
                        :xml_output          => false,
                        :console_output      => "",
                        :repository          => nil,
                        :load_path           => Array.new,
                        :input_document      => nil,
                        :output_document     => nil}

  @writer_context = {:no_exception_stack => false}

  if args.empty?
    @execution_context[:console_output] = ArgumentParser.usage
  else
    @parsed = parse_args args
  end
end

Instance Attribute Details

#execution_context ⇒ Object (readonly)

Returns the value of attribute execution_context.



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# File 'lib/greenpepper/argumentparser.rb', line 9

def execution_context
  @execution_context
end

#writer_context ⇒ Object (readonly)

Returns the value of attribute writer_context.



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# File 'lib/greenpepper/argumentparser.rb', line 9

def writer_context
  @writer_context
end

Class Method Details

.usage ⇒ Object 



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# File 'lib/greenpepper/argumentparser.rb', line 102

def self.usage
  str =  "Usage: ruby greenpepper.rb input_document "
  str += "[ouput_document] [options]\n\n"
  str += "--help          Display the help.\n"
  str += "--version         Output version information.\n"
  str += "-r CLASS;ARGS         The url of the repository of the" + 
  str += " specifications.\n" 
  str += "--no-html-results     This option will not print result in output.\n"
  str += "--xml [output_document]   Generate XML report (default is plain text)."
  str += " If output_document is specified, the xml report will outputed"
  str += " in the specified file.\n"
  str += "--no-exception-stack  Disable outputting of exception stack when" 
  str += " execution exception are raised.\n"
  str += "--load_path path1 [pathX] List of path to include for execution."
  str
end

Instance Method Details

#parse_args(argv) ⇒ Object 



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# File 'lib/greenpepper/argumentparser.rb', line 29

def parse_args(argv)
  argv = [argv] unless argv.is_a? Array
  args = argv.dup
  arg_regex = /^\s*-.+\s*/
  return false if args.size < 1

  while arg = args.shift
    if arg =~ arg_regex
      case arg
      when "--no-html-results"  #Not in doc
        @execution_context[:html_results_output] = false
      when "--no-exception-stack"
        @writer_context[:no_exception_stack] = true
      when "--help"
        @execution_context[:console_output] = ArgumentParser.usage
        return
      when "--version"
        @execution_context[:console_output] =
          "#{$APP_NAME} version : #{$VERSION}"
        return
      when "--xml"
        @execution_context[:xml_output] = true
        @execution_context[:output_document] = args.shift unless
          args[0] =~ arg_regex || args.size == 0
        #Output to the specified output. If no specified output,
        #outputting to INPUTFILENAME_output.xml
      when "-r"
        if args[0] =~ arg_regex || args.size == 0
          @execution_context[:console_output] = ArgumentParser.usage
          return
        else
          @execution_context[:repository] = args.shift
        end
      when "--loadpath"
        if args[0] =~ arg_regex || args.size == 0
          @execution_context[:console_output] = ArgumentParser.usage
          return
        else
          while !(args[0] =~ arg_regex || args.size == 0)
            @execution_context[:load_path] << args.shift
          end
        end
          
      else
        @execution_context[:console_output] =
          "#{arg.to_s} option is not recognize\n#{ArgumentParser.usage}"
        return
      end
    else
      if @execution_context[:input_document].nil?
        @execution_context[:input_document] = arg
      elsif @execution_context[:output_document].nil?
        @execution_context[:output_document] = arg
      end
    end
  end 

  if (@execution_context[:input_document].nil?)
    @execution_context[:console_output] = ArgumentParser.usage
    return
  else
    if(@execution_context[:output_document].nil?)
      extension_name = File.extname @execution_context[:input_document]
      base_name = File.basename @execution_context[:input_document]
      base_name.gsub!(extension_name, "")
      extension_name = '.xml' if @execution_context[:xml_output]

      @execution_context[:output_document] =
        "#{base_name}_output#{extension_name}"
    end
  end
end