lib/grid.lua

@@ -1,4 +1,4 @@
-local utils = require "lib/utils"
+local utils = require("utils")
 
 ---Generates an empty grid
 ---@param width number

lib/level.lua

@@ -1,25 +1,5 @@
-local utils = require "lib/utils"
-local camera = require "lib/camera"
-
---- @class Level
---- @field characters Character[]
---- @field camera Camera
-local level = {}
-level.__index = level
-
 local function new()
-    return setmetatable({
-        characters = {},
-        camera = camera.new()
-    }, level)
-end
-
-function level:update(dt)
-    utils.each(self.characters, function(el)
-        el:update(dt)
-    end)
-end
-
     return {
-    new = new
+        characters = {}
     }
+end

lib/utils.lua

@@ -16,21 +16,17 @@ function P.generateList(count, generator)
     return xs
 end
 
---- Returns the sign of a number
+function P.tableMap(table, fn)
---- @param number number
+    local tbl = {}
---- @return -1 | 0 | 1
+    for key, value in pairs(table) do
+        tbl[key] = fn(value)
+    end
+
+    return tbl
+end
+
 function P.sign(number)
     return (number > 0 and 1) or (number == 0 and 0) or -1
 end
 
---- Applies a side effect for each element of a table
---- @generic T
---- @param table {[any] : T}
---- @param fn fun(el: T): nil
-function P.each(table, fn)
-    for _, value in ipairs(table) do
-        fn(value)
-    end
-end
-
 return P

main.lua

@@ -2,7 +2,7 @@
 
 require "character"
 
-local camera = require 'lib/camera'
+local camera = require 'camera'
 local Vec3 = require "lib/vec3"
 local tree = require "lib/tree"
 local AssetBundle = require "lib/asset_bundle"