Class: VisualizeRuby::Parser::Begin

Inherits:
Object
  • Object
show all
Defined in:
lib/visualize_ruby/parser/begin.rb

Instance Method Summary collapse

Constructor Details

#initialize(ast) ⇒ Begin

Returns a new instance of Begin.



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# File 'lib/visualize_ruby/parser/begin.rb', line 4

def initialize(ast)
  @ast = ast
end

Instance Method Details

#parse ⇒ Array<VisualizeRuby::Node>, Array<VisualizeRuby::Edge>

Returns:



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# File 'lib/visualize_ruby/parser/begin.rb', line 9

def parse
  edges     = []
  nodes = []
  last_node = nil
  @ast.children.to_a.compact.reverse.each do |a|
    _nodes, _edges = Parser.new(ast: a).parse
    edges.concat(_edges.reverse)
    nodes.concat(_nodes.reverse)
    edges << Edge.new(nodes: [_nodes.first, last_node]) if last_node
    last_node = _nodes.first
  end

  return nodes.reverse, edges.reverse
end