chore(lua): add basic functions

.gitignore

@@ -1,3 +1,2 @@
-*.lua
 .luarc.json
 target

errornowatcher.lua

@@ -0,0 +1,15 @@
+SERVER = "localhost"
+USERNAME = "ErrorNoWatcher"
+OWNERS = { "ErrorNoInternet" }
+
+for _, module in
+	{
+		"enum",
+		"events",
+		"utils",
+	}
+do
+	module = "lua/" .. module
+	package.loaded[module] = nil
+	require(module)
+end

lua/enum.lua

@@ -0,0 +1,15 @@
+NONE = 0
+FORWARD = 1
+BACKWARD = 2
+LEFT = 3
+RIGHT = 4
+FORWARD_LEFT = 5
+FORWARD_RIGHT = 6
+BACKWARD_LEFT = 7
+BACKWARD_RIGHT = 8
+
+BLOCK_POS_GOAL = 0
+RADIUS_GOAL = 1
+REACH_BLOCK_POS_GOAL = 2
+XZ_GOAL = 3
+Y_GOAL = 4

lua/events.lua

@@ -0,0 +1,20 @@
+local center = { x = 0, z = 0 }
+local radius = 50
+
+function on_tick()
+	local entities = client:find_entities(function(e)
+		return e.kind == "minecraft:player"
+			and e.position.x > center.x - radius + 1
+			and e.position.x < center.x + radius
+			and e.position.z > center.z - radius
+			and e.position.z < center.z + radius
+	end)
+	for _, e in entities do
+		client:chat(string.format("%s (%s) at %.1f %.1f %.1f", e.kind, e.id, e.position.x, e.position.y, e.position.z))
+	end
+end
+
+function on_init()
+	info("client initialized, setting client information")
+	client:set_client_information({ view_distance = 16 })
+end

lua/utils.lua

@@ -0,0 +1,30 @@
+function dump(object)
+	if type(object) == "table" then
+		local string = "{ "
+		local parts = {}
+		for key, value in pairs(object) do
+			table.insert(parts, key .. " = " .. dump(value))
+		end
+		string = string .. table.concat(parts, ", ")
+		return string .. " " .. "}"
+	else
+		return tostring(object)
+	end
+end
+
+function dump_pretty(object, level)
+	if not level then
+		level = 0
+	end
+	if type(object) == "table" then
+		local string = "{\n" .. string.rep("  ", level + 1)
+		local parts = {}
+		for key, value in pairs(object) do
+			table.insert(parts, key .. " = " .. dump_pretty(value, level + 1))
+		end
+		string = string .. table.concat(parts, ",\n" .. string.rep("  ", level + 1))
+		return string .. "\n" .. string.rep("  ", level) .. "}"
+	else
+		return tostring(object)
+	end
+end