Contents

#
# Some common helpers available to all LeapCli::Commands
#
# This also includes utility methods, and makes all instance
# methods available as class methods.
#

module LeapCli
  module Commands

    extend self
    extend LeapCli::Log
    extend LeapCli::Util
    extend LeapCli::Util::RemoteCommand

    protected

    def path(name)
      Path.named_path(name)
    end

    #
    # keeps prompting the user for a numbered choice, until they pick a good one or bail out.
    #
    # block is yielded and is responsible for rendering the choices.
    #
    def numbered_choice_menu(msg, items, &block)
      while true
        say("\n" + msg + ':')
        items.each_with_index &block
        say("q. quit")
        index = ask("number 1-#{items.length}> ")
        if index.empty?
          next
        elsif index =~ /q/
          bail!
        else
          i = index.to_i - 1
          if i < 0 || i >= items.length
            bail!
          else
            return i
          end
        end
      end
    end

    def parse_node_list(nodes)
      if nodes.is_a? Config::Object
        Config::ObjectList.new(nodes)
      elsif nodes.is_a? Config::ObjectList
        nodes
      elsif nodes.is_a? String
        manager.filter!(nodes)
      else
        bail! "argument error"
      end
    end

  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
leap_cli-1.8.1	lib/leap_cli/commands/common.rb
leap_cli-1.8	lib/leap_cli/commands/common.rb