Comment out some unused input.lua logic

Finally back to a state where luacheck passes

systems/collision-detection.lua

@@ -37,8 +37,8 @@ world:filteredSystem(
                     system.world:addEntity({
                         collisionBetween = {
                             collider = collider,
-                            collidedInto = e
-                        }
+                            collidedInto = e,
+                        },
                     })
                 end
             end

systems/input.lua

@@ -18,33 +18,33 @@ function love.keypressed(key, _, _)
     keyState[key] = true
 end
 
-function ClearKeyState()
-    for key in pairs(keyState) do
-        keyState[key] = nil
-    end
-end
+-- function ClearKeyState()
+--     for key in pairs(keyState) do
+--         keyState[key] = nil
+--     end
+-- end
 
-local mouse = world:filteredSystem("mouse", { mouseKeyPress = { position = T.XyPair, key = T.number } })
-
-function MouseJustPressed(key, clear)
-    clear = clear ~= nil and clear or true
-    for _, event in pairs(mouse.entities) do
-        if event.mouseKeyPress and event.mouseKeyPress.key == key then
-            if clear then
-                event.mouseKeyPress = nil
-                world:removeEntity(event)
-            end
-            return true
-        end
-    end
-    return false
-end
-
-local mouseX, mouseY = -9999, -9999
-
-function love.mousemoved(x, y)
-    mouseX, mouseY = x, y
-end
+-- local mouse = world:filteredSystem("mouse", { mouseKeyPress = { position = T.XyPair, key = T.number } })
+--
+-- function MouseJustPressed(key, clear)
+--     clear = clear ~= nil and clear or true
+--     for _, event in pairs(mouse.entities) do
+--         if event.mouseKeyPress and event.mouseKeyPress.key == key then
+--             if clear then
+--                 event.mouseKeyPress = nil
+--                 world:removeEntity(event)
+--             end
+--             return true
+--         end
+--     end
+--     return false
+-- end
+--
+-- local mouseX, mouseY = -9999, -9999
+--
+-- function love.mousemoved(x, y)
+--     mouseX, mouseY = x, y
+-- end
 
 function love.mousepressed(x, y, key)
     world:addEntity({

systems/velocity.lua

@@ -2,9 +2,7 @@ local world = require("world")
 local sqrt = math.sqrt
 
 world:filteredSystem("velocity", { position = T.XyPair, velocity = T.XyPair }, function(e, dt, _)
-    if sqrt((e.velocity.x * e.velocity.x) + (e.velocity.y * e.velocity.y)) < 2 then
-        -- velocity = nil
-    else
+    if sqrt((e.velocity.x * e.velocity.x) + (e.velocity.y * e.velocity.y)) >= 2 then
         e.position.x = e.position.x + (e.velocity.x * dt)
         e.position.y = e.position.y + (e.velocity.y * dt)
     end