From 54b6b951c6450cff19cb9a5a66c2ef409704bd13 Mon Sep 17 00:00:00 2001
From: cora <email@example.com>
Date: Tue, 31 Aug 2021 21:52:02 +0200
Subject: [PATCH] wasplib: optimize flow in ws.replace

---
 builtin/client/wasplib.lua | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/builtin/client/wasplib.lua b/builtin/client/wasplib.lua
index 44abecfb4..01efb7c66 100644
--- a/builtin/client/wasplib.lua
+++ b/builtin/client/wasplib.lua
@@ -772,14 +772,15 @@ end
 function ws.replace(pos,arg)
     arg=tablearg(arg)
     local nd=minetest.get_node_or_nil(pos)
-    if nd and not ws.in_list(nd.name,arg) and nd.name ~= 'air' then
+    if nd and not ws.in_list(nd.name,arg) and ws.buildable_to(pos) then
         local tm=ws.get_digtime(nd.name) or 0
         ws.dig(pos)
         minetest.after(tm + 0.1,function()
             ws.place(pos,arg)
         end)
+        return tm
     else
-        ws.place(pos,arg)
+        return ws.place(pos,arg)
     end
 end