Add flatten command, accessing destructured elements by index, WIP support for regular expressions

src/vm/commands/index.ts

@@ -53,6 +53,7 @@ import {Chunk} from "./chunk.js";
 import {Script} from "./script.js";
 import {Take} from "./take.js";
 import {Group} from "./group.js";
+import {Flatten} from "./flatten.js";
 
 export type Commands = Command<CommandData>[]
 export const commands: Commands = [
@@ -68,6 +69,7 @@ export const commands: Commands = [
     new Edit,
     new Enclose,
     new Exit,
+    new Flatten,
     new From,
     new Group,
     new Help,