Redone enough_height changes to use node setting

bonemeal.lua

@@ -122,6 +122,13 @@ local function growth(pointed_thing)
 			z = pos.z
 		})
 
+		local height = minetest.registered_nodes[node.name].grown_height
+
+		-- do we have enough height to grow sapling into tree?
+		if height and not enough_height(pos, height) then
+			return
+		end
+
 		-- specific check for palm tree's, so they grow on sand
 		if node.name == "ethereal:palm_sapling"
 		and under.name == "default:sand" then
@@ -135,48 +142,37 @@ local function growth(pointed_thing)
 		end
 
 		-- grow ethereal tree
-		if node.name == "ethereal:palm_sapling"
-		and enough_height(pos, 9) then
+		if node.name == "ethereal:palm_sapling" then
 			ethereal.grow_palm_tree(pos)
 
-		elseif node.name == "ethereal:yellow_tree_sapling"
-		and enough_height(pos, 19) then
+		elseif node.name == "ethereal:yellow_tree_sapling" then
 			ethereal.grow_yellow_tree(pos)
 
-		elseif node.name == "ethereal:big_tree_sapling"
-		and enough_height(pos, 7) then
+		elseif node.name == "ethereal:big_tree_sapling" then
 			ethereal.grow_big_tree(pos)
 
-		elseif node.name == "ethereal:banana_tree_sapling"
-		and enough_height(pos, 8) then
+		elseif node.name == "ethereal:banana_tree_sapling" then
 			ethereal.grow_banana_tree(pos)
 
-		elseif node.name == "ethereal:frost_tree_sapling"
-		and enough_height(pos, 19) then
+		elseif node.name == "ethereal:frost_tree_sapling" then
 			ethereal.grow_frost_tree(pos)
 
-		elseif node.name == "ethereal:mushroom_sapling"
-		and enough_height(pos, 11) then
+		elseif node.name == "ethereal:mushroom_sapling" then
 			ethereal.grow_mushroom_tree(pos)
 
-		elseif node.name == "ethereal:willow_sapling"
-		and enough_height(pos, 14) then
+		elseif node.name == "ethereal:willow_sapling" then
 			ethereal.grow_willow_tree(pos)
 
-		elseif node.name == "ethereal:redwood_sapling"
-		and enough_height(pos, 31) then
+		elseif node.name == "ethereal:redwood_sapling" then
 			ethereal.grow_redwood_tree(pos)
 
-		elseif node.name == "ethereal:orange_tree_sapling"
-		and enough_height(pos, 6) then
+		elseif node.name == "ethereal:orange_tree_sapling" then
 			ethereal.grow_orange_tree(pos)
 
-		elseif node.name == "ethereal:bamboo_sprout"
-		and enough_height(pos, 18) then
+		elseif node.name == "ethereal:bamboo_sprout" then
 			ethereal.grow_bamboo_tree(pos)
 
-		elseif node.name == "ethereal:birch_sapling"
-		and enough_height(pos, 7) then
+		elseif node.name == "ethereal:birch_sapling" then
 			ethereal.grow_birch_tree(pos)
 
 		-- grow default tree

sapling.lua

@@ -154,60 +154,54 @@ ethereal.grow_sapling = function (pos, node)
 
 	local height = minetest.registered_nodes[node.name].grown_height
 
+	-- do we have enough height to grow sapling into tree?
+	if not height or not enough_height(pos, height) then
+		return
+	end
+
 	-- Check if Ethereal Sapling is growing on correct substrate
 	if node.name == "ethereal:yellow_tree_sapling"
-	and under == "default:dirt_with_snow"
-	and enough_height(pos, height) then
+	and under == "default:dirt_with_snow" then
 		ethereal.grow_yellow_tree(pos)
 
 	elseif node.name == "ethereal:big_tree_sapling"
-	and under == "ethereal:green_dirt"
-	and enough_height(pos, height) then
+	and under == "ethereal:green_dirt" then
 		ethereal.grow_big_tree(pos)
 
 	elseif node.name == "ethereal:banana_tree_sapling"
-	and under == "ethereal:grove_dirt"
-	and enough_height(pos, height) then
+	and under == "ethereal:grove_dirt" then
 		ethereal.grow_banana_tree(pos)
 
 	elseif node.name == "ethereal:frost_tree_sapling"
-	and under == "ethereal:crystal_dirt"
-	and enough_height(pos, height) then
+	and under == "ethereal:crystal_dirt" then
 		ethereal.grow_frost_tree(pos)
 
 	elseif node.name == "ethereal:mushroom_sapling"
-	and under == "ethereal:mushroom_dirt"
-	and enough_height(pos, height) then
+	and under == "ethereal:mushroom_dirt" then
 		ethereal.grow_mushroom_tree(pos)
 
 	elseif node.name == "ethereal:palm_sapling"
-	and under == "default:sand"
-	and enough_height(pos, height) then
+	and under == "default:sand" then
 		ethereal.grow_palm_tree(pos)
 
 	elseif node.name == "ethereal:willow_sapling"
-	and under == "ethereal:gray_dirt"
-	and enough_height(pos, height) then
+	and under == "ethereal:gray_dirt" then
 		ethereal.grow_willow_tree(pos)
 
 	elseif node.name == "ethereal:redwood_sapling"
-	and under == "bakedclay:red"
-	and enough_height(pos, height) then
+	and under == "bakedclay:red" then
 		ethereal.grow_redwood_tree(pos)
 
 	elseif node.name == "ethereal:orange_tree_sapling"
-	and under == "ethereal:prairie_dirt"
-	and enough_height(pos, height) then
+	and under == "ethereal:prairie_dirt" then
 		ethereal.grow_orange_tree(pos)
 
 	elseif node.name == "ethereal:bamboo_sprout"
-	and under == "ethereal:bamboo_dirt"
-	and enough_height(pos, height) then
+	and under == "ethereal:bamboo_dirt" then
 		ethereal.grow_bamboo_tree(pos)
 
 	elseif node.name == "ethereal:birch_sapling"
-	and under == "ethereal:green_dirt"
-	and enough_height(pos, height) then
+	and under == "ethereal:green_dirt" then
 		ethereal.grow_birch_tree(pos)
 	end