jstime 0.59.0

Another JS Runtime
jstime-0.59.0 is not a library.
Visit the last successful build: jstime-0.11.0

jstime

Another JavaScript Runtime

jstime logo. Kinda looks like shrek

Using the binary

You can find the latest jstime binary on the release page

Alternatively you can install with cargo

$ cargo install jstime

As a repl

$ jstime

Welcome to jstime!

>>

Run a script

$ cat hello-world.js
console.log("hello world");

$ jstime hello-world.js
hello world

Embed it!

Check out the README.md for jstime-core for instructions on how to embed jstime in your rust application!

Features

jstime provides a minimal and performant JavaScript runtime with essential APIs.

For detailed documentation on all supported features, see FEATURES.md.

Quick Overview

  • Console API: console.log(), console.error(), etc.
  • Timers: setTimeout(), setInterval(), and clearing functions
  • Fetch API: Modern HTTP client with fetch(), Headers, Request, Response
  • URL API: URL and URLSearchParams for URL manipulation
  • Performance API: High-resolution timing with performance.now()
  • Microtask API: queueMicrotask() for fine-grained async control
  • Structured Clone API: structuredClone() for deep cloning of complex objects
  • WebAssembly: Full WebAssembly support for running high-performance compiled modules
  • ES Modules: Full support for import/export with top-level await
  • Modern JavaScript: All ES2015+ features via V8 engine

Testing

jstime includes comprehensive test coverage including conformance tests for standard APIs:

  • Console API - WHATWG Console Standard compliance
  • Fetch API - WHATWG Fetch Standard compliance
  • Performance API - W3C High Resolution Time compliance
  • URL API - WHATWG URL Standard compliance
  • Timers API - WHATWG HTML Standard timers compliance
  • Structured Clone API - HTML Standard structured cloning compliance

Run all tests with:

cargo test

For more details on conformance testing, see core/tests/CONFORMANCE_TESTS.md.

Current Project Team Members

For information about the governance of the jstime project, see GOVERNANCE.md.

Chair

Collaborators