Method: Build::Text::Substitutions::NestedSubstitution#apply

Defined in:

lib/build/text/substitutions.rb

#apply(text, level = 0) ⇒ Object

# File 'lib/build/text/substitutions.rb', line 162

def apply(text, level = 0)
  open_pattern = line_pattern
  close_pattern = line_pattern('/')

  lines = text.each_line
  output = StringIO.new

  indent = lambda do |level, indentation|
    while line = lines.next rescue nil
      if line =~ open_pattern
        write_open($1, $2, output, indentation)

        indent[level + @open.count, indentation.by(@open.count)]

        write_close($1, $2, output, indentation)
      elsif line =~ close_pattern
        break
      else
        output.write(indentation + line)
      end
    end
  end

  indent[0, Indentation.none]

  return output.string
end