Add luacheck (#1)

.github/workflows/check-release.yml

@@ -0,0 +1,11 @@
+on: [push, pull_request]
+name: Check & Release
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@master
+      - name: lint
+        uses: Roang-zero1/factorio-mod-luacheck@master
+        with:
+          luacheckrc_url: https://raw.githubusercontent.com/BlockySurvival/redtrees/master/.luacheckrc

.luacheckrc

@@ -0,0 +1,24 @@
+unused_args = false
+allow_defined_top = true
+max_line_length = 999
+
+ignore = {
+    "can_grow",
+    "x",
+    "y",
+    "z",
+}
+
+globals = {
+    "minetest"
+}
+
+read_globals = {
+    string = {fields = {"split", "trim"}},
+    table = {fields = {"copy", "getn"}},
+
+    "VoxelArea", "biome_lib",
+    "intllib", "default", "doors",
+
+    "stairs", "bonemeal",
+}

README.md

@@ -1,5 +1,7 @@
 # redtrees
 
+[![](https://github.com/BlockySurvival/redtrees/workflows/Check%20&%20Release/badge.svg)](https://github.com/BlockySurvival/redtrees/actions)
+
 Originally: https://forum.minetest.net/viewtopic.php?f=11&t=13102
 
 More currently: https://notabug.org/Piezo_/minetest_madman_server/src/master/redtrees

redtrees/init.lua

@@ -34,7 +34,7 @@ local function add_trunk_and_leaves(data, a, pos, tree_cid, leaves_cid,
 		[minetest.get_content_id("default:grass_4")] = true,
 		[minetest.get_content_id("default:grass_5")] = true,
 	}
-	
+
 	--TRUNK!!! EXCITEMENT!!!
 	for y_dist = 0, height - 1 do
 		local vi = a:index(x, y + y_dist, z)
@@ -57,13 +57,13 @@ local function add_trunk_and_leaves(data, a, pos, tree_cid, leaves_cid,
 		end
 	end
 	end
-	
+
 	for _,vi in pairs({ --Add a small ring of leaves at the bottom of the canopy, for more realism.
 		a:index(x + 1, y + height - (size + 1), z),
 		a:index(x - 1, y + height - (size + 1), z),
 		a:index(x, y + height - (size + 1), z + 1),
 		a:index(x, y + height - (size + 1), z - 1)
-		
+
 	}) do
 		if data[vi] == c_air or data[vi] == c_ignore or grow_over[data[vi]]then
 			data[vi] = leaves_cid

sakuragi/init.lua

@@ -34,7 +34,7 @@ local function add_trunk_and_leaves(data, a, pos, tree_cid, leaves_cid,
 		[minetest.get_content_id("default:grass_4")] = true,
 		[minetest.get_content_id("default:grass_5")] = true,
 	}
-	
+
 	--TRUNK!!! EXCITEMENT!!!
 	for y_dist = 0, height - 1 do
 		local vi = a:index(x, y + y_dist, z)
@@ -57,13 +57,13 @@ local function add_trunk_and_leaves(data, a, pos, tree_cid, leaves_cid,
 		end
 	end
 	end
-	
+
 	for _,vi in pairs({ --Add a small ring of leaves at the bottom of the canopy, for more realism.
 		a:index(x + 1, y + height - (size + 1), z),
 		a:index(x - 1, y + height - (size + 1), z),
 		a:index(x, y + height - (size + 1), z + 1),
 		a:index(x, y + height - (size + 1), z - 1)
-		
+
 	}) do
 		if data[vi] == c_air or data[vi] == c_ignore or grow_over[data[vi]]then
 			data[vi] = leaves_cid