Class: VisualizeRuby::Edge

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name: nil, nodes:, dir: :forward, style: :solid) ⇒ Edge

Returns a new instance of Edge.



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# File 'lib/visualize_ruby/edge.rb', line 9

def initialize(name: nil, nodes:, dir: :forward, style: :solid)
  @name   = name.to_s if name
  @node_a = nodes[0]
  @node_b = nodes[1]
  @dir    = dir
  @style  = style
end

Instance Attribute Details

#dir ⇒ Object (readonly)

Returns the value of attribute dir.



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# File 'lib/visualize_ruby/edge.rb', line 3

def dir
  @dir
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/visualize_ruby/edge.rb', line 3

def name
  @name
end

#node_a ⇒ Object (readonly)

Returns the value of attribute node_a.



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# File 'lib/visualize_ruby/edge.rb', line 3

def node_a
  @node_a
end

#node_b ⇒ Object (readonly)

Returns the value of attribute node_b.



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# File 'lib/visualize_ruby/edge.rb', line 3

def node_b
  @node_b
end

#style ⇒ Object (readonly)

Returns the value of attribute style.



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# File 'lib/visualize_ruby/edge.rb', line 3

def style
  @style
end

Instance Method Details

#direction_symbol ⇒ Object 



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# File 'lib/visualize_ruby/edge.rb', line 26

def direction_symbol
  case dir
  when :forward
    "->"
  when :none
    "-"
  end
end

#inspect ⇒ Object Also known as: to_s 



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# File 'lib/visualize_ruby/edge.rb', line 35

def inspect
  "#<VisualizeRuby::Edge #{to_a.join(" ")}>"
end

#to_a ⇒ Object 



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# File 'lib/visualize_ruby/edge.rb', line 17

def to_a
  [
      node_a.name.to_s,
      name,
      direction_symbol,
      node_b.name.to_s,
  ].compact
end