Class: YPetri::Simulation::Elements

Inherits:
Array
  • Object
show all
Defined in:
lib/y_petri/simulation/elements/access.rb,
lib/y_petri/simulation/elements.rb

Overview

Simulation mixin providing access to elements (an element is either a place, or a transition – see also mixins Places::Access and Transitions::Access.

Direct Known Subclasses

Places, Transitions

Defined Under Namespace

Modules: Access

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.load(collection) ⇒ Object

New collection constructor



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# File 'lib/y_petri/simulation/elements.rb', line 12

def load collection
  new.tap { |inst| inst.load collection }
end

Instance Method Details

#load(elements) ⇒ Object

Loads elements to this collection.



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# File 'lib/y_petri/simulation/elements.rb', line 21

def load elements
  elements.each{ |e| push e }
end

#sources ⇒ Object Also known as: to_sources

Returns an array of the element sources (elemens in the original net).



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# File 'lib/y_petri/simulation/elements.rb', line 42

def sources
  map &:source
end

#subset(element_ids = nil, &block) ⇒ Object

Creates a subset of this collection (of the same class).



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# File 'lib/y_petri/simulation/elements.rb', line 27

def subset element_ids=nil, &block
  if block_given? then
    msg = "If block is given, arguments are not allowed!"
    fail ArgumentError, msg unless element_ids.nil?
    self.class.load select( &block )
  else
    ee = elements( element_ids )
    ee.all? { |e| include? e } or
      fail TypeError, "All subset elements must be in the collection."
    self.class.load( ee )
  end
end