Class: Musa::GenerativeGrammar::Implementation::OrNode Private

Inherits:
Node
  • Object
show all
Defined in:
lib/musa-dsl/generative/generative-grammar.rb

Overview

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Node representing alternation between two nodes.

Generates options from either node1 or node2. Created by Node#or or | operator.

Instance Method Summary collapse

Constructor Details

#initialize(node1, node2) ⇒ void

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Parameters:

  • node1 (Node) —

    first alternative

  • node2 (Node) —

    second alternative



573
574
575
576
577
 
# File 'lib/musa-dsl/generative/generative-grammar.rb', line 573

def initialize(node1, node2)
  @node1 = node1
  @node2 = node2
  super()
end

Instance Method Details

#_options(parent: nil, &condition) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
 
# File 'lib/musa-dsl/generative/generative-grammar.rb', line 580

def _options(parent: nil, &condition)
  parent ||= []

  r = []

  @node1._options(parent: parent, &condition).each do |node_option|
    r << node_option if !block_given? || yield(parent + node_option)
  end

  @node2._options(parent: parent, &condition).each do |node_option|
    r << node_option if !block_given? || yield(parent + node_option)
  end

  r
end