vm.js

Run Javascript code in ECMAScript, without eval(), new Function(), setTimeout()...

It base on https://github.com/bramblex/jsjs

Try it out

Usage

import vm from "@axetroy/vm";

const sanbox = { console: console };

const context = vm.createContext(sanbox);

try {
  vm.runInContext(`console.log("Hello world");`, context);
} catch (err) {
  console.error(err);
}

Support

• [x] ECMA5
• [x] ES2015
  • [x] Let and const
  • [x] Block scoping
  • [x] ES modules
  • [x] Arrow functions
  • [x] Class
  • [x] Computed properties
  • [x] Destructuring
  • [x] For of
  • [x] Function/Class name
  • [x] Literals
  • [x] Object super
  • [x] Default and rest parameters
  • [x] Shorthand properties
  • [x] Spread
  • [x] Template literals
  • [x] Lifting template literal restriction
  • [ ] Unicode-regex
  • [x] Generator function
• [ ] ES2016
  • [x] Exponentiation operator
• [ ] ES2017
  • [x] Trailing commas in function parameter lists and calls
  • [ ] Async functions
  • [ ] Shared memory and atomics
• [ ] ES2018
  • [ ] Asynchronous iteration
  • [ ] Promise.prototype.finally()
  • [ ] s (dotAll) flag for regular expressions
  • [ ] RegExp named capture groups
  • [ ] RegExp Unicode Property Escapes
• [ ] Experimental
  • [x] Object rest spread
  • [x] Class property
  • [x] Do expressions
  • [ ] Optional catch binding
  • [ ] Decorators
  • [x] Global

Test

I have written a lot of test case for this, look at here

Now it still in development, got a lot of work to do and more detail to resolve.

I will release the first stable version of write 500 test case.

If you want to join it. welcome to PR.

How to run a single test

npx tsc && npx ava ./build/test/ecma5/array/

How to run the whole test

npm run test

Related

bramblex/jsjs

jkeylu/evil-eval

Contributors

| Axetroy💻 🔌 ⚠️ 🐛 🎨 | | :------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------: |

License

The MIT License