Class: AsciiChem::Transform::FormulaNormaliser

Inherits:

Object

• Object
• AsciiChem::Transform::FormulaNormaliser

Defined in:

lib/asciichem/transform.rb

Overview

Lifts the inner nodes of a formula capture into a flat array.

Instance Method Summary

• #initialize(subtree) ⇒ FormulaNormaliser constructor

  A new instance of FormulaNormaliser.

• #to_a ⇒ Object

Constructor Details

#initialize(subtree) ⇒ FormulaNormaliser

Returns a new instance of FormulaNormaliser.

# File 'lib/asciichem/transform.rb', line 205

def initialize(subtree)
  @subtree = subtree
end

Instance Method Details

#to_a ⇒ Object

# File 'lib/asciichem/transform.rb', line 209

def to_a
  case @subtree
  when Array then @subtree
  when nil   then []
  else            [@subtree]
  end
end