Class: Backlog::CLI

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

Constant Summary collapse

@@commands = 
{
  init:  Init, 
  help: Help,
  open: Open,
  archive: Archive,
  save: Save,
  push: Push
}
@@aliases = 
{
  
  :init => :in,
  :open => [:o, :edit],
  :help => :h,
  :archive => :a,
  :save => :s,
  :push => :p,
}

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(argv, stdin = STDIN, stdout = STDOUT, stderr = STDERR, kernel = Kernel) ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/backlog/cli.rb', line 27

def initialize(argv, stdin=STDIN, stdout=STDOUT, stderr=STDERR, kernel=Kernel)

  @argv, @stdin, @stdout, @stderr, @kernel = argv, stdin, stdout, stderr, kernel
end

Class Method Details

.commands ⇒ Object 



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# File 'lib/backlog/cli.rb', line 23

def self.commands
  return @@commands
end

Instance Method Details

#execute! ⇒ Object 



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# File 'lib/backlog/cli.rb', line 32

def execute!

  # get the method to call for this command
  command_class, argv = subcommand

  # run the command
  command_class.new(argv, @datefile).execute!

end

#subcommand ⇒ Object

return a function pointer for the subcommand



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# File 'lib/backlog/cli.rb', line 43

def subcommand()

  if not @argv.length > 0
    @datefile = DateFile.new
    return Open, nil
  end
  # cache the first string a symbol
  keyword = @argv[0].to_sym
  
  # loop through all commands and see if we have a match
  @@commands.each do |key, command_class|

    # grab a list of the aliases
    aliases = nil
    # check to see if aliases key exists
    if @@aliases.has_key?(key)

      # grab the key and then fill the aliases hash properly
      value = @@aliases[key] 
      if value.kind_of?(Symbol)
        aliases = [value]
      else
        aliases = value
      end
    end
    
    # if alias / keywords match up then go ahead and return the correct class
    if keyword == key or aliases.include? keyword
      # return the correct command method
      @argv = @argv[1,@argv.length]
      @datefile = DateFile.new_from_argv(@argv)
      return command_class, @argv 
    end
  end

  # no command matches up - check to see if this is a date
  # we need to pass the date on to the next step ...
  date = DateFile.new_from_argv(@argv)

  if date != nil 
    @datefile = date
    return Open, date.argv
  else
    @datefile = DateFile.new_from_argv(@argv)
    return Open, nil
  end
end