fixed #21

src/js/snek.js

@@ -102,6 +102,7 @@ class SnekGame {
 
 		// store the snake
 		this.snake=[...settings.snake];
+		this.length=this.snake.length;
 
 		// get our canvas, like, if we want to actually draw
 		this.canvas=canvas;
@@ -418,6 +419,7 @@ class SnekGame {
 				// re-grow the snake
 				this.snake.push(tail);
 				this.world[tail[0]][tail[1]]=SNAKE;
+				this.length++;
 
 				// remove the fruit from existence
 				this.world[head[0]][head[1]]=SNAKE;