Module: DeclareSchema::Command

Defined in:
lib/declare_schema/command.rb

Constant Summary collapse 

<<~EOS
  Usage:
      declare_schema new <app_name> [rails_opt]              Creates a new declare_schema Application
      declare_schema generate|g <generator> [ARGS] [options] Fires the declare_schema:<generator>
      declare_schema destroy <generator> [ARGS] [options]    Tries to undo generated code
      declare_schema --help|-h                               This help screen

EOS

Class Method Summary collapse

Class Method Details

.run(gem, args, version, **gemfile_options) ⇒ Object 



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# File 'lib/declare_schema/command.rb', line 19

def run(gem, args, version, **gemfile_options)
  command = args.shift

  case command

  when nil
    puts "\nThe command is missing!\n\n"
    puts BANNER
    exit(1)

  when /^--help|-h$/
    puts BANNER
    exit

  when 'new'
    app_name = args.shift or begin
      puts "\nThe application name is missing!\n\n"
      puts BANNER
      exit(1)
    end
    template_path = File.join(Dir.tmpdir, "declare_schema_app_template")
    File.open(template_path, 'w') do |file|
      file.puts ["gem '#{gem}', '>= #{version}'", (gemfile_options.inspect unless gemfile_options.empty?)].compact.join(', ')
    end
    puts "Generating Rails infrastructure..."
    puts("rails new #{app_name} #{args * ' '} -m #{template_path}")
    system("rails new #{app_name} #{args * ' '} -m #{template_path}")
    File.delete(template_path)

  when /^(g|generate|destroy)$/
    cmd = Regexp.last_match(1)
    if args.empty?
      puts "\nThe generator name is missing!\n\n"
      puts BANNER
      exit(1)
    else
      system("bundle exec rails #{cmd} declare_schema:#{args * ' '}")
    end

  else
    puts "\n  => '#{command}' is an unknown command!\n\n"
    puts BANNER
    exit(1)
  end
end