Class: Lydown::Translation::Ripple::NamedMacro

Inherits:
Root
  • Object
show all
Defined in:
lib/lydown/translation/ripple/nodes.rb

Defined Under Namespace

Classes: Stop

Constant Summary collapse

PLACE_HOLDERS = 
{
  '#' => '_',
  '@' => '@',
  'r' => 'r'
}

Instance Method Summary collapse

Methods inherited from Root

#_translate, #check_line_break, #source_line

Instance Method Details

#translate(stream, opts) ⇒ Object 



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# File 'lib/lydown/translation/ripple/nodes.rb', line 166

def translate(stream, opts)
  check_line_break(stream, opts)
  macro_name = text_value.sub('$', '')
  if opts[:macros][macro_name]
    macro = translate_macro(opts[:macros][macro_name])
    stream << "{#{macro}}"
    opts[:current_macro] = macro
    opts[:post_macro_value] = nil
  else
    raise LydownError, "Could not find named macro #{macro_name}"
  end
end

#translate_macro(macro) ⇒ Object 



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# File 'lib/lydown/translation/ripple/nodes.rb', line 185

def translate_macro(macro)
  macro.gsub(/([r#@])([0-9\.]*)/) {|m| "#{$2}#{PLACE_HOLDERS[$1]}"}.
    gsub(' ', '')
end