// Convert a `Content` type to a string by recursively going through it and
// collecting any text nodes, discarding everything else.
// Copied from GitHub:
// https://github.com/typst/typst/issues/2196#issuecomment-1728135476
#let content_to_string(content) = {
  if content.has("text") {
    content.text
  } else if content.has("children") {
    content.children.map(content_to_string).join("")
  } else if content.has("body") {
    content_to_string(content.body)
  } else if content == [ ] {
    " "
  }
}