Class: Twofold::Indentation

Inherits:
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  • Object
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Defined in:
lib/twofold/indentation.rb

Instance Method Summary collapse

Constructor Details

#initialize(opts = {}) ⇒ Indentation

Returns a new instance of Indentation.



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# File 'lib/twofold/indentation.rb', line 6

def initialize(opts = {})
  super
  @indent = options[:indent]
  @indented = options[:indented]
end

Instance Method Details

#on_dynamic(ruby) ⇒ Object 



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# File 'lib/twofold/indentation.rb', line 38

def on_dynamic(ruby)
  [:multi,
   [:capture, 'tmp', [:dynamic, ruby]],
   [:if,
    'not tmp.nil? and not tmp.empty?',
    [:block,
     'tmp.split(/(?<=\n)/).each do |line|',
     [:multi,
      ensure_indent,
      [:dynamic, "line"],
      [:if,
       "line[-1] == #{'"\n"'}",
       [:code, "#{@indented} = false"]
      ]
     ]
    ]
   ]
  ]
end

#on_static(string) ⇒ Object 



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# File 'lib/twofold/indentation.rb', line 27

def on_static(string)
  if string.empty?
    [:static, string]
  else
    [:multi,
     ensure_indent,
     [:static, string]
    ]
  end
end

#on_twofold_indented(indent, inner) ⇒ Object 



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# File 'lib/twofold/indentation.rb', line 12

def on_twofold_indented(indent, inner)
  block = [:multi]
  block << [:code, "(#{@indent} ||= []) << '#{indent}'"]
  block << compile(inner)
  block << [:code, "#{@indent}.pop"]
  block
end

#on_twofold_newline ⇒ Object 



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# File 'lib/twofold/indentation.rb', line 20

def on_twofold_newline
  [:multi,
   [:code, "#{@indented} = false"],
   [:static, "\n"]
  ]
end