# _fx_

A tokenizer, parser, and other utilities to work with Excel formula code, specifically syntax highlighting.

This utility is partially developed as tooling for [GRID – The new face of spreadsheets](https://grid.is/), to which it owes a debt of gratitude.


## Installing

The library is also provided as an ES6 module in an NPM package:

    $ npm install @borgar/fx


## Documentation

Documentation can be found under [docs/](./docs/):

* The API is documented in [docs/API.md](./docs/API.md).

* The AST format the parser emits is specified in [docs/AST_format.md](./docs/AST_format.md).

* A primer/terminology definitions of Excel references and ranges can be found in [docs/References.md](./docs/References.md).