Module: Hen::Commands

Extended by:
CLI, Commands
Included in:
Commands
Defined in:
lib/hen/commands.rb

Constant Summary collapse

COMMANDS = 
{
  'config'  => 'Create a fresh .henrc file',
  'create'  => [
    'Create a new project directory tree',
    'Arguments: path [sample-skeleton]',
    'Options: -g, --git [[remote=]url]'
  ],
  'help'    => 'Print this help and exit',
 #'list'    => 'List available hens with their tasks',
  'version' => 'Display version number'
}
USAGE = 
"Usage: \#{$0} {\#{COMMANDS.keys.sort.join('|')}} [arguments] [options]\n   \#{$0} [-h|--help] [--version]\n"
SKELETON = 
File.expand_path('../../../example', __FILE__)

Instance Method Summary collapse

Methods included from CLI

classname, emailaddress, fullname, githubuser, progdesc, progname, progsumm, render

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method) ⇒ Object (private) 



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# File 'lib/hen/commands.rb', line 123

def method_missing(method, *)
  abort "Illegal command: #{method}\n#{USAGE}"
end

Instance Method Details

#[](arg) ⇒ Object 



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# File 'lib/hen/commands.rb', line 62

def [](arg)
  arg = arg.sub(/\A-+/, '')
  arg !~ /\W/ && public_method_defined?(arg) ? send(arg) : method_missing(arg)
end

#config ⇒ Object 



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# File 'lib/hen/commands.rb', line 97

def config
  render(File.join(SKELETON, '_henrc'), henrc = Hen.default_henrc)

  puts
  puts "Your .henrc has been created: #{henrc}. Now adjust it to your needs."
end

#create ⇒ Object 



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# File 'lib/hen/commands.rb', line 104

def create
  abort 'Path argument missing!' unless path = ARGV.shift

  skel = ARGV.first !~ /^-/ && ARGV.shift || File.join(SKELETON, 'project')
  abort "Project skeleton not found: #{skel}" unless File.directory?(skel)

  create_path(path = File.expand_path(path), created = [])
  create_skel(path, skel = File.expand_path(skel), created, replace = {})

  puts
  puts "Your new project directory has been created: #{path}. Have fun!"

  replace.each { |target, details|
    puts ["\n#{target}:", *details].join("\n  ") unless details.empty?
  }.clear
end

#help ⇒ Object Also known as: h 



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# File 'lib/hen/commands.rb', line 71

def help
  puts USAGE
  puts
  puts 'Commands:'

  max = COMMANDS.keys.max(:length)

  COMMANDS.sort.each { |cmd, desc|
    puts "  %-#{max}s - %s" % [cmd, (desc = [*desc]).shift]
    desc.each { |extra| puts "  %#{max}s   + %s" % [' ', extra] }
  }
end

#list ⇒ Object 



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# File 'lib/hen/commands.rb', line 86

def list
  # How to achieve? Has to list *all* hens and tasks made available therein,
  # *regardless* of any missing prerequisites (preferably indicating whether
  # a particular hen/task is currently available).
  abort 'Sorry, not yet available...'
end

#usage ⇒ Object 



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# File 'lib/hen/commands.rb', line 67

def usage
  abort USAGE
end

#version ⇒ Object 



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# File 'lib/hen/commands.rb', line 93

def version
  puts "hen v#{VERSION}"
end