doppio: A JVM in TypeScript
doppio is a double shot of espresso. In this case it's also a JVM written in TypeScript.
To try doppio now, head to the live demo page.
You can also get in touch via our mailing list or via the IRC channel #plasma-umass on Freenode.
Integrating Into Your Site
Check out our Developer Guide for information on how you can integrate doppio into your website!
Getting & Building the Code
Before attempting to build doppio, you must have the following installed:
- Node v0.10 or higher
- NPM packages
npm install -g grunt-cli bower
- 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 bower install grunt release # For browser integration. grunt release-cli # For command-line use.
Run 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
Run doppio with node.js (after
./doppio classes.demo.Fib 7 ./doppio -jar my_application.jar ./doppio -cp my/class/path SomeClass
To automatically rebuild doppio while you modify files, run the following command:
grunt release watch
This will perform a complete build of doppio, and then will watch files to trigger partial rebuilds.