From d5556ab964b679328da1712e4643a4549b764ae5 Mon Sep 17 00:00:00 2001
From: Paul Ouellette <oue.paul18@gmail.com>
Date: Sat, 19 Jan 2019 01:37:00 -0500
Subject: [PATCH] Use # instead of next for array tables

---
 init.lua | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/init.lua b/init.lua
index 6056570..09d2d83 100644
--- a/init.lua
+++ b/init.lua
@@ -363,7 +363,7 @@ local function make_formspec(player_name)
 			",0.12;0.8,0.8;craftguide_next_icon.png;next;]"
 	fs[#fs + 1] = "field[0.3,0.32;2.5,1;filter;;" .. mt.formspec_escape(data.filter) .. "]"
 
-	if not next(data.items) then
+	if #data.items == 0 then
 		fs[#fs + 1] = fmt("label[%f,%f;%s]",
 			(data.iX / 2) - 1,
 			2,
@@ -713,7 +713,7 @@ local function on_receive_fields(player, fields)
 				recipes = apply_progressive_filters(recipes, player)
 			end
 
-			if not next(recipes) then
+			if #recipes == 0 then
 				return
 			end
 		end
@@ -892,7 +892,7 @@ if not progressive_mode then
 			if is_fuel and no_recipes then
 				recipes = get_item_usages(node_name)
 
-				if next(recipes) then
+				if #recipes > 0 then
 					data.show_usages = true
 				end
 			end