From 0de1a7629c5dbf3f6fba69a41bbeff5947558899 Mon Sep 17 00:00:00 2001
From: "Haelwenn (lanodan) Monnier" <contact@hacktivis.me>
Date: Thu, 25 Jan 2024 00:26:55 +0100
Subject: Maps: Add filter_empty_values/1

---
 lib/pleroma/maps.ex | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

(limited to 'lib')

diff --git a/lib/pleroma/maps.ex b/lib/pleroma/maps.ex
index 6d586e53e..5020a8ff8 100644
--- a/lib/pleroma/maps.ex
+++ b/lib/pleroma/maps.ex
@@ -1,5 +1,5 @@
 # Pleroma: A lightweight social networking server
-# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2024 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Maps do
@@ -18,4 +18,17 @@ defmodule Pleroma.Maps do
   rescue
     _ -> data
   end
+
+  def filter_empty_values(data) do
+    # TODO: Change to Map.filter in Elixir 1.13+
+    data
+    |> Enum.filter(fn
+      {_k, nil} -> false
+      {_k, ""} -> false
+      {_k, []} -> false
+      {_k, %{} = v} -> Map.keys(v) != []
+      {_k, _v} -> true
+    end)
+    |> Map.new()
+  end
 end
-- 
cgit v1.2.3