Module: StateMachines::Graphviz

Defined in:
lib/state_machines/graphviz/version.rb,
lib/state_machines/graphviz.rb,
lib/state_machines/graphviz/renderer.rb

Overview

Gem version

Defined Under Namespace

Modules: Renderer

Constant Summary collapse

VERSION = 
'0.1.0'

Class Method Summary collapse

Class Method Details

.draw(class_names, options = {}) ⇒ Object 



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# File 'lib/state_machines/graphviz.rb', line 13

def draw(class_names, options = {})
  if class_names.nil? || class_names.to_s.split(',').empty?
    raise ArgumentError, 'At least one class must be specified'
  end

  # Load any files
  if (files = options.delete(:file))
    files.split(',').each { |file| require file }
  end

  class_names.to_s.split(',').each do |class_name|
    # Navigate through the namespace structure to get to the class
    klass = Object
    class_name.split('::').each do |name|
      klass = klass.const_defined?(name) ? klass.const_get(name) : klass.const_missing(name)
    end

    # Draw each of the class's state machines
    klass.state_machines.each_value do |machine|
      machine.draw(**options)
    end
  end
end