Class: Rouge::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/rouge/cli.rb

Direct Known Subclasses

Guess, Help, Highlight, List, Style, Version

Defined Under Namespace

Classes: Debug, Error, Guess, Help, Highlight, List, Style, Version

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/rouge/cli.rb', line 89

def initialize(options={})
end

Class Method Details

.class_from_arg(arg) ⇒ Object



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# File 'lib/rouge/cli.rb', line 100

def self.class_from_arg(arg)
  case arg
  when 'version', '--version', '-v'
    Version
  when 'help', nil
    Help
  when 'highlight', 'hi'
    Highlight
  when 'debug'
    Debug
  when 'style'
    Style
  when 'list'
    List
  when 'guess'
    Guess
  end
end

.doc {|%|usage: rougify {global options} [command] [args...]|| ... } ⇒ Object

Yields:

  • (%|usage: rougify {global options} [command] [args...]|)


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# File 'lib/rouge/cli.rb', line 40

def self.doc
  return enum_for(:doc) unless block_given?

  yield %|usage: rougify {global options} [command] [args...]|
  yield %||
  yield %|where <command> is one of:|
  yield %|	highlight	#{Highlight.desc}|
  yield %|	debug		#{Debug.desc}|
  yield %|	help		#{Help.desc}|
  yield %|	style		#{Style.desc}|
  yield %|	list		#{List.desc}|
  yield %|	guess		#{Guess.desc}|
  yield %|	version		#{Version.desc}|
  yield %||
  yield %|global options:|
  yield %[	--require|-r <fname>	require <fname> after loading rouge]
  yield %||
  yield %|See `rougify help <command>` for more info.|
end

.error!(msg, status = 1) ⇒ Object

Raises:



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# File 'lib/rouge/cli.rb', line 92

def self.error!(msg, status=1)
  raise Error.new(msg, status)
end

.parse(argv = ARGV) ⇒ Object



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# File 'lib/rouge/cli.rb', line 68

def self.parse(argv=ARGV)
  argv = normalize_syntax(argv)

  while (head = argv.shift)
    case head
    when '-h', '--help', 'help', '-help'
      return Help.parse(argv)
    when '--require', '-r'
      require argv.shift
    else
      break
    end
  end

  klass = class_from_arg(head)
  return klass.parse(argv) if klass

  argv.unshift(head) if head
  Highlight.parse(argv)
end

Instance Method Details

#error!(*a) ⇒ Object



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# File 'lib/rouge/cli.rb', line 96

def error!(*a)
  self.class.error!(*a)
end