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Kotlin Grammar for Tree-Sitter

Kotlin language grammar for Tree-Sitter. You can try it out directly on the web.

The grammar is based on the official language grammar.

Project Structure

Setup

npm install

Development

Compilation

To (re-)compile the grammar, run:

npm run generate

Note that the grammar is written completely in JavaScript (grammar.js), the other source files are generated by tree-sitter.

Testing

To run the unit tests, run:

npm run test

WebAssembly

Compilation

First make sure to have Emscripten installed. If you use Homebrew, you can brew install emscripten. Then run:

npm run build-wasm

Playground

After compiling the grammar to WebAssembly, you can invoke

npm run playground

to launch an interactive editing environment that displays the parsed syntax tree on-the-fly in the browser. You can also view a deployed version of this playground on the web.

Documentation

More documentation on how to create Tree-Sitter grammars can be found here.

See also

• Kotlin Language Server for code completion, diagnostics and more
• Kotlin Debug Adapter for JVM debugging support