Module: BaseChip::Cli::InstanceMethods

Defined in:

lib/base_chip/cli.rb

Instance Method Summary

• #cli ⇒ Object
• #options ⇒ Object
• #print_table(table, delimeter = "\t") ⇒ Object
• #run_cli(arguments = ARGV) ⇒ Object
• #run_cli_no_command ⇒ Object

Instance Method Details

#cli ⇒ Object

# File 'lib/base_chip/cli.rb', line 283

def cli     ; self.class.cli     end

#options ⇒ Object

# File 'lib/base_chip/cli.rb', line 284

def options ; self.class.options end

#print_table(table, delimeter = "\t") ⇒ Object

# File 'lib/base_chip/cli.rb', line 346

def print_table(table, delimeter="\t")
  column = 0
  table2 = []
  sizes  = []

  # determine size
  table.each do |row|
    column = 0
    table2 << row.map do |c|
      tmp           = c.to_s
      tmpsize       = tmp.size
      sizes[column] = tmpsize if sizes[column].nil? or tmpsize > sizes[column]
      column += 1
      tmp
    end
  end

  # map to sized columns
  table2.each do |row|
    column = 0
    puts (row.map! { |c| "%-#{sizes[(column += 1) - 1]}s" % c }).join(" => ").strip
  end
end

#run_cli(arguments = ARGV) ⇒ Object

# File 'lib/base_chip/cli.rb', line 290

def run_cli(arguments = ARGV)
  run_cli_no_command if arguments.size == 0
  pass_through              = nil
  options. append_arguments = nil
  options.replace_arguments = nil
  arguments.keep_if do |a|
    case a 
    when '--'  ; pass_through = (options. append_arguments ||= []); false
    when '---' ; pass_through = (options.replace_arguments ||= []); false
    else 
      if pass_through
        pass_through << a
        false
      else
        true
      end
    end
  end
  cli.options.each do |o,h|
    if h[:value]
      options.send("#{h[:name]}=",h[:value])
    end
  end
  cli.mine_options(options,arguments)
  arguments.size.times do |i|
    case a = arguments[i].to_sym
    when *(cli.sub_commands.keys) 
      arguments.delete_at i
      cli.sub_commands[a].new.run_cli(arguments)
      exit
    when *(cli.tasks.keys) 
      arguments.delete_at i
      task = cli.tasks[a]
      task.mine_options(options,arguments,true)
      if task.required_argument_size > arguments.size
        help task.name
        fault "\n#{task.name} is missing required arguments"
      end
      send a, *arguments
      break
    else
      if a[0] == '-'
        fault("Could not determine what to run from \"#{arguments.join(' ')}\".  Please consider placing dash options at the end of the command line.")
      end
      task = cli.default_task or fault("Could not determine what to run from \"#{arguments.join(' ')}\".")
      task.mine_options(options,arguments,true)
      if task.required_argument_size > arguments.size
        puts "\n#{task.name} is missing required arguments"
        help task.name
        exit 1
      end
      send task.name, *arguments
      break
    end
  end
end

#run_cli_no_command ⇒ Object

# File 'lib/base_chip/cli.rb', line 285

def run_cli_no_command
  puts "\nPlease specify a sub command" + ( cli.name ? " for #{cli.name}" : '' )
  help
  exit 1
end