Remove equals?

Author: spicychickensauce

c_src/lazy_html.cpp

@@ -852,12 +852,6 @@ std::uint64_t num_nodes(ErlNifEnv *env, ExLazyHTML ex_lazy_html) {
 
 FINE_NIF(num_nodes, 0);
 
-bool equals(ErlNifEnv *env, ExLazyHTML html_a, ExLazyHTML html_b) {
-  return (html_a.resource->document_ref == html_b.resource->document_ref &&
-          html_a.resource->nodes == html_b.resource->nodes);
-}
-FINE_NIF(equals, 0);
-
 std::vector<fine::Term> tag(ErlNifEnv *env, ExLazyHTML ex_lazy_html) {
   auto values = std::vector<fine::Term>();
 

lib/lazy_html.ex

@@ -528,29 +528,6 @@ defmodule LazyHTML do
     LazyHTML.NIF.tag(lazy_html)
   end
 
-  @doc """
-  Returns true if the lazy_html is selecting the same nodes starting from the same document.
-
-  ## Examples
-
-    iex> lazy_html = LazyHTML.from_fragment(~S|<div><span id="a">Hello</span></div>|)
-    iex> a = LazyHTML.query(lazy_html, "#a")
-    iex> b = LazyHTML.query(lazy_html, "div > span")
-    iex> LazyHTML.equals?(a, b)
-    true
-
-  Note that if the lazy_htmls are created separately, they are never equal:
-
-    iex> html_a = LazyHTML.from_fragment(~S|<div>hello</div>|)
-    iex> html_b = LazyHTML.from_fragment(~S|<div>hello</div>|)
-    iex> LazyHTML.equals?(html_a, html_b)
-    false
-  """
-  @spec equals?(t(), t()) :: boolean()
-  def equals?(html_a, html_b) do
-    LazyHTML.NIF.equals(html_a, html_b)
-  end
-
   @doc ~S"""
   Escapes the given string to make a valid HTML text.
 

lib/lazy_html/nif.ex

@@ -29,7 +29,6 @@ defmodule LazyHTML.NIF do
   def tag(_lazy_html), do: err!()
   def nodes(_lazy_html), do: err!()
   def num_nodes(_lazy_html), do: err!()
-  def equals(_lazy_html_a, _lazy_html_b), do: err!()
 
   defp err!(), do: :erlang.nif_error(:not_loaded)
 end

test/lazy_html_test.exs

@@ -333,7 +333,7 @@ defmodule LazyHTMLTest do
       assert path == "div:nth-child(1) > div:nth-child(2) > span:nth-child(1)"
 
       span2 = LazyHTML.query(lazy_html, path)
-      assert LazyHTML.equals?(span, span2)
+      assert LazyHTML.text(span) == LazyHTML.text(span2)
     end
   end