Example working with mdex

gistfile1.txt

def markdown(assigns) do
    body =
    case (assigns.value) do
      nil -> assigns.fallback
      _ -> anchors_with_targets(assigns.value)
    end

    ~H"""
      <div class={["markdown", @class]}>
        <%= body %>
      </div>
    """
  end

  defp anchors_with_targets(markdown) do
    opts = [
      render: [unsafe_: true, escape: true]
    ]

    parsed = case MDEx.parse_document(markdown, opts) do
      {:ok, parsed} -> parsed
      {:error, err} ->
        IO.inspect(err)
        "Syntax Error"
    end

    doc = parsed
    |> MDEx.traverse_and_update(fn
      %MDEx.Link{} = link ->
        body = MDEx.to_html!(link.nodes)
        literal = "<a title=\"#{link.title}\" href=\"#{URI.encode(link.url)}\" target=\"_blank\">#{body}</a>"

        %MDEx.Raw{literal: literal}
      node ->
        node
    end)

    case MDEx.to_html(doc) do
      {:ok, escaped} -> Phoenix.HTML.raw(escaped)
      {:error, err} ->
        IO.inspect(err)
        "Syntax Error"
    end
  end