Module: HpricotTruncator::NodeWithChildren

Defined in:
lib/text-helper.rb

Instance Method Summary collapse

Instance Method Details

#truncate(max_length) ⇒ Object 



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# File 'lib/text-helper.rb', line 17

def truncate(max_length)
  return self if inner_text.size <= max_length
  truncated_node = self.dup
  truncated_node.children = []
  each_child do |node|
    remaining_length = max_length - truncated_node.inner_text.size
    break if remaining_length == 0
    truncated_node.children << node.truncate(remaining_length)
  end
  truncated_node
end