Class: Ballot::Generators::Standalone

Inherits:
Object
  • Object
show all
Defined in:
lib/generators/ballot/standalone.rb

Overview

The Ballot standalone generator.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(argv) ⇒ Standalone

Create the standalone generator.



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# File 'lib/generators/ballot/standalone.rb', line 21

def initialize(argv)
  @argv = argv
end

Instance Attribute Details

#argv ⇒ Object (readonly)

The arguments provided to the Standalone generator.



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# File 'lib/generators/ballot/standalone.rb', line 18

def argv
  @argv
end

Class Method Details

.run(argv) ⇒ Object

Create and run the standalone generator with the command-line arguments.



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# File 'lib/generators/ballot/standalone.rb', line 13

def self.run(argv)
  new(argv).run
end

Instance Method Details

#run ⇒ Object

Run the standalone generator.



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# File 'lib/generators/ballot/standalone.rb', line 26

def run
  op = OptionParser.new { |opts|
    opts.banner = 'Usage: ballot_generator [options]'

    opts.on('--orm ORM', %w(active_record sequel), 'Select the ORM') do |orm|
      @orm = orm.to_sym
    end
    opts.on(
      '--install', '-I',
      Ballot::Generators::InstallGenerator.desc
    ) do
      if generator && !generator.kind_of?(Ballot::Generators::InstallGenerator)
        warn 'Can only select one generator to run.'
        $stderr.puts opts
        return 1
      else
        self.generator = Ballot::Generators::InstallGenerator.new
      end
    end
    opts.on(
      '--summary NAME', '-S',
      Ballot::Generators::SummaryGenerator.desc
    ) do |name|
      if generator && !generator.kind_of?(Ballot::Generators::SummaryGenerator)
        warn 'Can only select one generator to run.'
        $stderr.puts opts
        return 1
      else
        self.generator = Ballot::Generators::SummaryGenerator.new(name)
      end
    end

    opts.on('-h', '--help', 'Prints this help') do
      $stdout.puts opts
      return 1
    end
  }
  op.parse!(argv)

  if generator
    generator.class.orm = @orm if @orm
    generator.create_migration_file
  else
    $stdout.puts op
  end

  0
rescue => ex
  $stderr.puts ex.message
  return 1
end