Add undo-redo

builtins.ts

@@ -5,10 +5,10 @@ import {
 } from "./window.ts";
 import { font } from "./font.ts";
 // import { keyDown, keyPressed, keyReleased } from "./keyboard.ts";
-import { addToContext } from "./runcode.ts";
+import { addToContext, runCode } from "./runcode.ts";
 import { resetRepl } from "./repl.ts";
 import { COLOR } from "./colors.ts";
-import { getSheet } from "./sheet.ts";
+import { getSheet, getCodeSheet } from "./sheet.ts";
 
 export const drawSprite = (x: number, y: number, spr: number) => {
 	const {sheet_type, value: sprites} = getSheet(2);
@@ -43,6 +43,9 @@ const faux = {
 	// key_down: keyDown,
 	// key_pressed: keyPressed,
 	// key_released: keyReleased,
+	code: (n: number) => {
+		return runCode(getCodeSheet(n));
+	},
 	log: console.log,
 	JSON: JSON,
 };