🚨🦀 Setup Rust -> WASM 🦀🚨 (#28)

* initial tokeniser to wasm port

* fix tests

* add wasm to build script

* add rust tools to test action

* tweaks

* maybe tests will be happy

* tweak simple server

* trying to get tests to pass

* it pget vercel to build

* tidy up

* clean up rust files

* change lexer to use recursion so that it's consistent with the rest of the interpreter

* clean up nokeniser further

* rename variables

* readme typos

* run rust tests in CI

* follow clippy's advice

* more clippy clean up

* setup up proper serialzation to js-land

* tidy init promise in tests

src/lang/abstractSyntaxTree.test.ts

@@ -5,6 +5,9 @@ import {
   findEndOfBinaryExpression,
 } from './abstractSyntaxTree'
 import { lexer } from './tokeniser'
+import { initPromise } from './rust'
+
+beforeAll(() => initPromise)
 
 describe('findClosingBrace', () => {
   test('finds the closing brace', () => {