Class: Cukedep::CLI::CmdLine

Inherits:
Object
  • Object
show all
Defined in:
lib/cukedep/cli/cmd-line.rb

Overview

  • Return the result of the command-line parsing

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ CmdLine

Constructor.



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# File 'lib/cukedep/cli/cmd-line.rb', line 25

def initialize
  @options = {}

  @parser = OptionParser.new do |opts|
    opts.banner = <<-HELP
Usage: cukedep [options]
The command-line options are:
HELP

    # No argument.  Check
    dry_txt1 = 'Check the feature file dependencies'
    dry_txt2 = ' without running the feature files.'
    opts.on(nil, '--dry-run', dry_txt1 + dry_txt2) do
      options[:dryrun] = true
    end

    # No argument.  Create .cukedep.yml file
    setup_txt = 'Create a default .cukedep.yml file in current dir.'
    opts.on(nil, '--setup', setup_txt) do
      options[:setup] = true
    end

    # Mandatory argument
    msg_p1 = 'Run the Cucumber project at given path '
    msg_p2 = 'with features from current dir.'
    opts.on('--project PROJ_PATH', msg_p1 + msg_p2) do |project_path|
      options[:project] = validated_project(project_path)
    end

    # No argument, shows at tail.  This will print an options summary.
    opts.on_tail('-h', '--help', 'Show this message') do
      puts opts
      options[:help] = true
    end

    opts.on_tail('--version', 'Show application version number') do
      puts Cukedep::Version
      options[:version] = true
    end
  end
end

Instance Attribute Details

#options ⇒ Object (readonly)

A Hash with the result of the command-line parse.



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# File 'lib/cukedep/cli/cmd-line.rb', line 19

def options
  @options
end

#parser ⇒ Object (readonly)

OptionParser object



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# File 'lib/cukedep/cli/cmd-line.rb', line 22

def parser
  @parser
end

Instance Method Details

#parse!(theCmdLineArgs) ⇒ Object

Perform the command-line parsing



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# File 'lib/cukedep/cli/cmd-line.rb', line 68

def parse!(theCmdLineArgs)
  begin
    parser.parse!(theCmdLineArgs)
  rescue OptionParser::MissingArgument => exc
    err_msg = ''
    exc.args.each do |arg|
      err_msg << "No argument provided with command line option: #{arg}\n"
    end
    err_msg << 'To see the command-line syntax, do:\ncukedep --help'
    raise StandardError, err_msg
  end

  # Some options stop the application
  exit if options[:version] || options[:help]

  return options
end