require "../src/lexbor"
str = if filename = ARGV[0]?
File.read(filename, "UTF-8", invalid: :skip)
else
<<-HTML
<html>
<div>
Before
<br>
<a href='/link1'>Link1</a>
<br>
After
</div>
<a href='/link2'>Link2</a>
--
<div>some<span>⬠ ⬡ ⬢</span></div>
<a href='/link3'>Link3</a>
<script>asdf</script>
<span>⬣ ⬤ ⬥ ⬦</span>
</html>
HTML
end
def good_texts_iterator(iterator)
iterator
.nodes(:_text)
.select(&.parents.all? { |n| n.visible? && !n.object? })
.map(&.tag_text.strip)
.reject(&.empty?)
end
Lexbor::Parser.new(str).nodes(:a).each do |node|
anchor = node.inner_text(deep: true)
href = node.attribute_by("href")
before = good_texts_iterator(node.left_iterator).first?
after = good_texts_iterator((node.child || node).right_iterator).first?
puts "(#{before}) <#{href}>(#{anchor}) (#{after})"
end
