For the latest stable version:
npm install -g typescript
For our nightly builds:
npm install -g typescript@next
There are many ways to contribute to TypeScript.
- Submit bugs and help us verify fixes as they are checked in.
- Review the source code changes.
- Engage with other TypeScript users and developers on StackOverflow.
- Join the #typescript discussion on Twitter.
- Contribute bug fixes.
- Read the language specification (docx, pdf, md).
Clone a copy of the repo:
git clone https://github.com/Microsoft/TypeScript.git
Change to the TypeScript directory:
Install Jake tools and dev dependencies:
npm install -g jakenpm install
Use one of the following to build and test:
jake local # Build the compiler into built/local jake clean # Delete the built compiler jake LKG # Replace the last known good with the built one. # Bootstrapping step to be executed when the built compiler reaches a stable state. jake tests # Build the test infrastructure using the built compiler. jake runtests # Run tests using the built compiler and test infrastructure. # You can override the host or specify a test for this command. # Use host=<hostName> or tests=<testPath>. jake runtests-browser # Runs the tests using the built run.js file. Syntax is jake runtests. Optional parameters 'host=', 'tests=[regex], reporter=[list|spec|json|<more>]'. jake baseline-accept # This replaces the baseline test results with the results obtained from jake runtests. jake lint # Runs tslint on the TypeScript source. jake help # List the above commands.
node built/local/tsc.js hello.ts
For details on our planned features and future direction please refer to our roadmap.