Module: Optitron::ClassDsl::ClassMethods

Defined in:
lib/optitron/class_dsl.rb

Instance Method Summary collapse

Instance Method Details

#arg_types(*types) ⇒ Object 



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# File 'lib/optitron/class_dsl.rb', line 61

def arg_types(*types)
  @arg_types = types
end

#build(&blk) ⇒ Object 



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# File 'lib/optitron/class_dsl.rb', line 65

def build(&blk)
  unless @built
    optitron_parser.target = blk ? blk.call : new
    target = optitron_parser.target
    optitron_dsl.root.help unless send(:class_variable_defined?, :@@suppress_help)
    @cmds.each do |(cmd_name, cmd_desc, opts)|
      method = target.class.instance_method(cmd_name.to_sym).bind(target)
      arg_types = @arg_types
      optitron_dsl.root.cmd(cmd_name, cmd_desc) do
        opts.each { |o| opt *o }
        puts "!!! #{cmd_name.inspect}" if method.nil?
        method.parameters_extra.each do |arg|
          possible_arg_type = arg.name.to_s[/_(string|hash|array|numeric|int|float)$/, 1]
          arg_name = if possible_arg_type && (arg_types.nil? || !arg_types.first)
            possible_arg_type = possible_arg_type.to_sym
            arg.name.to_s[/^(.*)_(?:string|hash|array|numeric|int|float)$/, 1]
          else
            arg.name
          end
          arg_opts = { :default => arg.default_value, :type => arg_types && arg_types.shift || possible_arg_type }
          case arg.type
          when :required
            arg arg_name.to_s, arg_opts
          when :optional
            arg arg_name.to_s, arg_opts.merge(:required => false)
          when :splat
            arg arg_name.to_s, arg_opts.merge(:type => :greedy)
          end
        end
      end
    end
    optitron_dsl.configure_options
    @built = true
  end
end

#class_opt(name, desc = nil, opts = nil) ⇒ Object 



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# File 'lib/optitron/class_dsl.rb', line 39

def class_opt(name, desc = nil, opts = nil)
  optitron_dsl.root.opt(name, desc, opts)
end

#desc(desc) ⇒ Object 



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# File 'lib/optitron/class_dsl.rb', line 47

def desc(desc)
  ParametersExtra.register(Callsite.parse(caller.first).filename)
  @last_desc = desc
end

#dispatch(args = ARGV, &blk) ⇒ Object 



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# File 'lib/optitron/class_dsl.rb', line 101

def dispatch(args = ARGV, &blk)
  build(&blk)
  response = optitron_parser.parse(args)
  if response.valid?
    optitron_parser.target.params = response.params
    args = response.args
    parser_args = optitron_parser.commands.assoc(response.command).last.args
    while (args.size < parser_args.size && !(parser_args[args.size].type == :greedy && parser_args[args.size].default.nil?))
      args << parser_args[args.size].default 
    end

    optitron_parser.target.send(response.command.to_sym, *response.args)
  else
    puts optitron_parser.help

    unless response.args.empty?
      puts response.error_messages.join("\n")
    end
  end
end

#dont_use_help ⇒ Object 



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# File 'lib/optitron/class_dsl.rb', line 43

def dont_use_help
  send(:class_variable_set, :@@suppress_help, true)
end

#group(group) ⇒ Object 



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# File 'lib/optitron/class_dsl.rb', line 52

def group(group)
  @last_group = group
end

#method_added(m) ⇒ Object 



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# File 'lib/optitron/class_dsl.rb', line 17

def method_added(m)
  if @last_desc
    last_opts = @opts
    @cmds ||= []
    @cmds << [m.to_s, @last_desc, @opts ? @opts.dup : []]
    @opts.clear if @opts
    @args.clear if @args
    @last_desc = nil
    @last_group = nil
  end
end

#opt(name, desc = nil, opts = nil) ⇒ Object 



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# File 'lib/optitron/class_dsl.rb', line 56

def opt(name, desc = nil, opts = nil)
  @opts ||= []
  @opts << [name, desc, opts]
end

#optitron_dsl ⇒ Object 



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# File 'lib/optitron/class_dsl.rb', line 34

def optitron_dsl
  send(:class_variable_set, :@@optitron_dsl, Optitron::Dsl.new(optitron_parser)) unless send(:class_variable_defined?, :@@optitron_dsl)
  send(:class_variable_get, :@@optitron_dsl)
end

#optitron_parser ⇒ Object 



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# File 'lib/optitron/class_dsl.rb', line 29

def optitron_parser
  send(:class_variable_set, :@@optitron_parser, Optitron::Parser.new) unless send(:class_variable_defined?, :@@optitron_parser)
  send(:class_variable_get, :@@optitron_parser)
end