doppio: A JVM in TypeScript v0.4.0
doppio is a double shot of espresso. In this case it's also a JVM written in TypeScript and an active research project of the PLASMA group at the University of Massachusetts.
To try doppio now, head to the live demo page.
To learn more, read some documentation, or read our academic paper (alt. link w/ no paywall) published at PLDI 2014!
You can also get in touch via our mailing listmail or via the IRC channel \#plasma-umass on Freenode.
Getting & Building the CodeBefore attempting to build doppio, you must have the following installed:
- Node v4.0 or higher
- NPM package
npm install -g grunt-cli
- Java 8 JDK
If you are on Windows, you will need the following installed:
- Git (must be on your PATH)
- Python (must be on your PATH)
- A version of Visual Studio
Run the following commands to build doppio. Note that your first time building may take some time, as the build script will download the entire Java Class Library.
git clone https://github.com/plasma-umass/doppio.git cd doppio npm install grunt release # For browser integration. grunt release-cli # For command-line use.
TestingRun the full test suite using node.js:
Run the full test suite in a web browser:
Run a specific test by invoking the test runner manually:
node build/dev-cli/console/test_runner.js classes/test/Strings
Command-line UsageRun doppio with node.js (after
./doppio classes.demo.Fib 7 ./doppio -jar my_application.jar ./doppio -cp my/class/path SomeClass
Integrating Into Your SiteCheck out our Developer Guide for information on how you can integrate doppio into your website!
You can also build and interact with a simple example application with:
The code is in