# Mapbox GL Lint

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GL style spec and migration scripts for [mapbox-gl-js](https://github.com/mapbox/mapbox-gl-js) and
[mapbox-gl-native](https://github.com/mapbox/mapbox-gl-native).

### Install

    npm install -g mapbox-gl-style-lint

Provides the utilities:

* `gl-style-migrate`
* `gl-style-validate`

### Validation

```bash
$ gl-style-validate style.json
```

Will validate the given style JSON and print errors to stdout. Provide a
`--json` flag to get JSON output.

### [API](API.md)

### Migrations

This repo contains scripts for migrating GL styles of any version to the latest version
(currently v5). Migrate a style like this:

```bash
$ gl-style-migrate bright-v0.json > bright-v5.json
```

To migrate a file in place, you can use the `sponge` utility from the `moreutils` package:

```bash
$ brew install moreutils
$ gl-style-migrate bright.json | sponge bright.json
```

## Tests

To run tests:

    npm install
    npm test

To update test fixtures

    UPDATE=true npm test