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module ReverseMarkdown
module Converters
class Li < Base
def convert(node, state = {})
contains_child_paragraph = node.first_element_child ? node.first_element_child.name == 'p' : false
content_node = contains_child_paragraph ? node.first_element_child : node
content = treat_children(content_node, state)
indentation = indentation_from(state)
prefix = prefix_for(node)
"#{indentation}#{prefix}#{content.chomp}\n" +
(contains_child_paragraph ? "\n" : '')
end
def prefix_for(node)
if node.parent.name == 'ol'
index = node.parent.xpath('li').index(node)
"#{index.to_i + 1}. "
else
'- '
end
end
def indentation_from(state)
length = state.fetch(:ol_count, 0)
' ' * [length - 1, 0].max
end
end
register :li, Li.new
end
end
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