treesitter-to-unist

A typescript library to transform a Tree-sitter tree to a Universal Syntax Tree.

It can be used to analyze source codes with the tools from unifiedjs.

Install

npm:

npm install treesitter-to-unist

Usage

import treesitterToUninst from 'treesitter-to-unist';

// First parse source to a TreeSitter tree
const unistTree = treesitterToUninst(treesitterTree, { onlyNamedChildren: true });

See the Javascript parser test for a full example.

Local Development

Below is a list of commands you will probably find useful.

npm start or yarn start

Runs the project in development/watch mode. Your project will be rebuilt upon changes. TSDX has a special logger for you convenience. Error messages are pretty printed and formatted for compatibility VS Code's Problems tab.

Your library will be rebuilt if you make edits.

npm run build or yarn build

Bundles the package to the dist folder. The package is optimized and bundled with Rollup into multiple formats (CommonJS, UMD, and ES Module).

npm test or yarn test

Runs the test watcher (Jest) in an interactive mode. By default, runs tests related to files changed since the last commit.

License

MIT © Bernhard Berger