Class: Sesame::Jinn

Inherits:
Object
  • Object
show all
Defined in:
lib/sesame/jinn.rb

Overview

The Jinn class is wholly responsible for interacting with the terminal.

Instance Method Summary collapse

Constructor Details

#initialize(opts, pow = 30) ⇒ Jinn

Pass in parsed command-line options as a Slop instance. The optional pow parameter should only be used to speed up tests.



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# File 'lib/sesame/jinn.rb', line 12

def initialize(opts, pow = 30)
  I18n.load_path = Dir[File.join(File.dirname(__FILE__), 'lang', '*yml')]
  @opts = opts
  _config
  _parse
  _welcome
  @cave = Cave.new(@opts[:path], pow)
rescue Fail => e
  _error(e.message)
end

Instance Method Details

#process! ⇒ Object

Process the users request, possibly starting an interactive session.



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# File 'lib/sesame/jinn.rb', line 24

def process!
  return if @cave.nil?
  @was_locked = false
  raise Fail, 'Cannot lock and expunge simultaneously' if @opts.lock? && @opts.expunge?
  if @cave.exists?
    raise Fail, 'Please remove the cave before attempting to reconstruct' if @opts.reconstruct?
    raise Fail, 'Cannot expunge lock; it doesn\'t exist' if @opts.expunge? && !@cave.locked?
    raise Fail, 'Please specify a command (or use interactive mode)' if !@opts.interactive? && @opts[:command].nil? && !@opts.lock? && !@opts.expunge?
    if @cave.locked? && @opts.expunge?
      @cave.forget
      _warn('Lock expunged')
    end
    if @cave.locked?
      _unlock
      @was_locked = true
    else
      _open
    end
  else
    @cave.forget if @cave.locked?
    _new
  end
  _process(@opts[:command])
  if @opts.interactive?
    loop do
      say("\n")
      break if _prompt
    end
    if @opts.expunge?
      @cave.close
    else
      _lock
    end
  elsif @opts.expunge? || (!@was_locked && !@opts.lock?)
    @cave.close
  else
    _lock
  end
rescue Fail => e
  _error(e.message)
rescue SystemExit, Interrupt
  _error('Stopped by user')
end